DSSSB TGT Computer Science Syllabus (All Subjects)

Application Form 2020

DSSSB TGT Computer Science Syllabus: As the paper for DSSSB TGT Computer science is just about to begin, aspirants applying for the exam are now busy on finding relevant content on DSSSB. Hope you all have started the preparations for the same. This post will let you know about the detailed syllabus of TGT Computer science asked in Various competitive exams.

We have provided every bit of information like books, Study materials, Sample Paper, Questions papers and Cutoff related to DSSSB with our previous article. In this article, we will discuss the DSSSB TGT Computer Science Syllabus.

DSSSB Recruitment 2020

Before we go deep with the information, let us first have a look at the Major Features of the DSSSB 2020 Recruitment.

Brief Description of the Job

Recruiting Body Delhi Subordinate Staff Selection Board (DSSSB)
Notification Code. 04/20
Department of Posting Directorate of Education
Name of the Post. TGT, PGT and Other Various Post
Start Date of Application 24th January 2020
Last Date to apply 23rd February 2020
Pay Scale Rs. 9300-34800 + Grade Pay 4800/- Group: ‘B’
Age Limit (Maximum) 36 Years
Total Number of Vacancies 3552
Place of Posting Delhi
Mode to Apply Online
Mode of exam  Offline
Admit Card Release Date will be published very soon
Exam Date will be announced very soon
Result Declaration will be announced very soon
Official Website www.dsssb.delhi.gov.in

Eligibility Criteria

Let’s read the eligibility criteria for the recruitment of DSSSB Teacher Vacancy

  • The candidate must be a citizen of India.
  • The educational qualification, age, experience etc. as stipulated in the advertisement shall be determined as on the closing date of submission of application.

DSSSB Recruitment 2020 Selection Process

The DSSSB will organise one-tier written test for the selection of Primary teachers in MCD Schools, Assistant Teachers, Trained Graduate Teachers and Post Graduate Teachers (TGT & PGT) for various subjects.

Tier 1 Exam Pattern

The Tier 1 of the exam will consist of 5 papers of General Awareness, Mental Ability, Reasoning Ability, Hindi and English Language each consisting 20 marks and a paper related to the subject (300 marks)

Section I

S. No. Subject Marks
1. Mental Ability & Reasoning ability 20 Marks
2. General Awareness 20 Marks
3. English Language & Comprehension 20 Marks
4. Hindi Language & comprehension 20 Marks
5. Numerical Aptitude & Data Interpretation 20 Marks
Total 100 Marks

Section II

S. No. Subject Marks
1. MCQs are about Post-Graduation qualification and teaching methodology required for the post. 20 Marks
Total 200 Marks

Tier 2 Exam Pattern

The Tier 2 of the exam will consist of 5 papers of General Awareness, Mental Ability, Reasoning Ability, Hindi and English Language each consisting 20 marks and a paper related to the subject (200 marks).

Section A

S. No. Subject Marks
1. Mental Ability & Reasoning ability 20 Marks
2. General Awareness 20 Marks
3. English Language & Comprehension 20 Marks
4. Hindi Language & comprehension 20 Marks
5. Numerical Aptitude & Data Interpretation 20 Marks
Total 100 Marks

Section B

S. No. Subject Marks
1. MCQs of one mark each from the subject concerned including questions on teaching methodology/B.Ed. 100 Marks
Total 100 Marks


(i) Applicants of the postcodes 87/20 to 92/20 must have to qualify in Section A & B separately as per their category (UR/OBC/SC/ST/PwD/ExSm) minimum qualifying marks. However, final merit will be prepared based on aggregate marks of both the section A & B (pls. refer notices dated 28/07/2017 & 03/01/2020 available on the website of the Board).

(ii) In Two Tier examinations, Tier I exam to be used for shortlisting only. Selection will be made based on marks obtains in Tier II Examination.

(iii) The Board at its discretion may dispense with the Tier-I exam and directly conduct the Tier-II examination in case the number of eligible candidates/applicants for the postcodes whose examination schemes are Two Tier is lesser in number (i.e. not very high).

(iv) Negative Marking will be applicable, and the deduction of 0.25 marks will be made for each wrong MCQ answer.

(v) The minimum qualifying marks for one Tier/Two Tier written examination (Objective/Descriptive Type) is as under (pls. refer notice No. F.4(130)/P&P/13/DSSSB/20-33 dated 26/04/2013 available on the website of the Board):-

  • General:40%
  • OBC (Delhi) :35%
  • SC/ST/PH (PwD) :30%

Ex-servicemen will be given 5% relaxation in their respective categories subject to a minimum of 30%.

(vi) The Board reserves its right to prescribe a minimum cut off mark for any post as per availability of candidates.

(vii) Skill test / Endurance test will be taken as per the requirement of the job.

DSSSB TGT Computer Science Syllabus

Arithmetic / Numerical Ability

  • Operations on Number
  • Fractions
  • Simplification
  • Decimals
  • Percentage
  • Ratio and Proportion
  • Average
  • Time and Work
  • Profit & Loss
  • Discount
  • Speed & Distance
  • Mensuration and Data Interpretation questions

General Intelligence & Reasoning

  • Differences
  • Analogies
  • Problem Solving
  • Space Visualization
  • Decision Making
  • Analysis
  • Judgment
  • Arithmetical Reasoning Visual Memory
  • Observation
  • Relationship
  • Arithmetical Number Series
  • Verbal and Figure Classification etc

English and Hindi Languages

Knowledge about languages such as –

  • Vocabulary
  • Synonyms
  • Antonyms
  • Grammar
  • Sentence Correction etc.

General Awareness

  • Scientific Research
  • Sports
  • Art and Culture
  • History
  • Polity Constitution
  • Everyday Science
  • Geography
  • Economics
  • National / International Organizations / Institutions etc

DSSSB TGT Computer Science Syllabus

1. Computer Systems Architecture

  • System buses: Computer Components, Computer function, Interconnection Structures, Bus Interconnection, PCI.
  • Internal Memory: Computer Memory System Overview, Semiconductor Main Memory, Cache Memory, Advanced DRAM Organization.
  • Input/ Output: External Devices, I/O Modules, Programmed I/O, Interrupt- Driven I/O, Direct Memory Access, I/O Channels and Producers, The External Interface.

2. Operating System Overview

  • Computer Arithmetic: The Arithmetic and Logic Unit (ALU), Integer Arithmetic, Floating-Point Representation, Floating-Point Arithmetic.
  • Instruction Sets: Characteristics and Function, Machine Instruction Characteristics, Types of Operands, Types of Operation, Addressing Modes and Formats, Register Organization, The Instruction Cycle, Instruction Pipelining.

3. Operating Systems

  • Introduction: System software, resource abstraction, OS strategies; multiprogramming, batch, time-sharing, personal computers and workstation, process control & real-time systems, processes & threads using FORK, JOIN, QUIT.
  • Operating System Organization: Factors in operating system design, primary OS function, implementation consideration: process models, kernels, methods of requesting system services, device drivers.
  • Device Management: Service management approaches, buffering, device drivers, performance tuning.
  • Process Management: System view of the process and resources, initiating The OS, process address space, process abstraction, resource abstraction, process hierarchy.
  • Scheduling: Scheduling Mechanisms, Strategy selection, non-pre-emptive and pre-emptive strategies.
  • Synchronisation Principles: Interactive processes, critical section, deadlock, coordinating operations, semaphores, spread memory, multiprocessors, events, monitors and inter-process communication.
  • Deadlocks: System deadlock model, prevention strategies, hold and wait, circular wait, allowing pre-emption, Banker’s Algorithm, serially reusable resources, consumable resources, extensive resources system recovery.
  • Memory Management: Mapping address space to memory space, memory allocation strategies, fixed partition, variable partition, segmentation.
  • File Management: Directory structure, basic file operations and their implementation. Protection and Security: Policy mechanism, authentication, internal access authorisation.

4. Digital Electronics

  • Fundamental Concepts: Digital signal, NAND, NOR and Exclusive-OR operation, Boolean Algebra, Basic Digital Circuits.
  • Number system and Codes: Primary, Octal, Hexadecimal, Signed Numbers Codes, hamming codes.
  • Combinational Logic Design: K-map representation of logical functions and simplification using K-map of 4 and 5 variables, Quine- McCluskey’s method. Multiplexers, Demultiplexers, Adders and Subtracters, multipliers, Comparators, Parity generators and checkers, Code converters, Priority Encoders, Decoders. Races, hazards, and asynchronous behaviour
  • Flip-Flops: Clocked RS flip-flop, D-type flip-flop, Excitation table of a flip-flop, Edge triggered flip-flop, Clocked flip flop design.
  • Sequential Logic Designs: Registers, Shift registers, Asynchronous counters, synchronous counters, RAM, ROM.

Computer Science Hand Written Notes

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5. Programming Fundamentals

  • Basic Computer Organization: Functional Units, primary I/O devices and storage devices; Representation of integers, real (fixed and floating point), characters (ASCII and Unicode); Basic operations of a programming environment.
  • Problem Solving Approaches Notion of an algorithm: problem-solving using top-down design and decomposition into subproblems, a stepwise methodology of developing an algorithm, a method of generating an algorithmic solution from a mathematical specification of the problem, use of recursion for problems with inductive characterisation.
  • Programming using a modern programming language such as Java: emphasising the following notions: Building blocks: arithmetic and logical expression, variables, assignment; Specifying the input-output interface (type); control structures including sequencing, conditionals, loops, procedural abstractions (procedures, methods); basic data structures-integers, reals, strings and arrays and internal representation of scalar and vector data; data abstraction and encapsulation-objects, classes and packages; input/output of data. Numerical and non-numerical applications using the above concepts.

6. Programming Tool: Visual Basic

  • Introduction to Programming: –Modular Programming, Object-Oriented Programming, Event-Driven Programming:
  • About Visual Basic (Object-Based Programming Language):  Rapid Application Development using Visual Basic; Concept of Project In Visual Basic, VB Project Options- Standard EXE, ActiveX DLL, ActiveX EXE, ActiveX Control, Active X Document EXE, Addin, VB Application Wizard, IIS Application.
  • DHTML Application: Getting Familiar with Visual Basic User Interface-Pull-Down menus, Toolbar, Toolbox, Project Explorer, Properties Window, Form Layout Window, Form, Immediate window; Opening and Closing window, Resizing and moving windows, Docking windows; Quitting Visual Basic; Visual Basic Tool Box (Standard Window Controls)- Pointer, Picture Box, Label, TextBox, Frame, Command Button, CheckBox, Option Button, Combo Box, List Box, Horizontal Scrollbar, Vertical Scrollbar, Timer, Drive List box, Directory List box, File List Box, Shape, Line, Image, Data, OLE;
  • Object Naming Conventions: Event Procedures; Data Types: Integer, Long, Single, Double, Currency, String, Byte, Boolean, Date, Object, Variant; Variables: Need to use a variable, Declaring Variables, Variable Naming Convention, Assigning value to Variables, Data Types of variable, Scope and lifetime of Variables (Public and Private);
  • Menu Editor: Concept of menus, Shortcut menus and Popup menus Designing Menu System, Menu Editor Dialog Box Options (Name, Index, Shortcut, Help Context ID, Negotiate Position, Checked, Enabled, Visible, Window List, Right Arrow, Left Arrow, Up Arrow, Down Arrow, Menu List, Next, Insert, Delete, OK, Cancel), To Create Menu Controls in the Menu Editor, Menu Naming Conventions, Setting the Name Property, Creating a Menu Control Array, Creating Sub-Menus, Separating Menu Controls, Assigning Access Keys and Shortcut Keys, Controlling Menus at Runtime-Enabling and Disabling Menu Commands, Displaying a Checkmark on a Menu Control, Making a Menu Control Invisible, Adding Menu Control at Runtime, Displaying Pop-Up Menu; General Controls (Advance): Image List, Common Dialog Box, ADO DC, DB Combo, Media Player Control, DB Grid; Adding a Toolbar: Creating an Image List, Adding Images to the Toolbar, To Add Code for the Toolbar Buttons;
  • Adding Status Bar: Adding Status Bar panels, Adding Time on the board. Dialogue Boxes: Pre-defined dialogue box, Custom dialogue box;

7. Data Structures

  • Introduction to the object-based and object-oriental programming paradigms; records, abstract data types and objects, data abstraction and internal representation; programming-in-the-large issues: modularity and code reusability, classes and packages; graphical user interfaces; command-line arguments; interfacing with libraries and separate compilation; language support and OOP: Sub-typing, Inheritance, classes and subclasses,
    header files, function templates, overloading.
  • Programming with Data structures: stacks, queues, lists, trees and balanced binary trees, the specification of exception conditions and exception handling, the notion of an efficient algorithmic solution, dynamic representations of data structures (e.g.sparse arrays), algorithms for searching and sorting.

8. Programming in C++

  • Object-Oriented Programming: Concept of Object Oriented Programming- Data hiding, Data encapsulation, Class and Object, Abstract class and Concrete class, Polymorphism (Implementation of polymorphism using Function overloading is an example in C++); Inheritance, Advantages of Object-Oriented Programming over earlier programming methodologies.
  • Implementation of Object Oriented Programming concepts in C++: Definition of a class, Members of a class-Data Members AND Member Functions (methods), Using Private and Public visibility modes, default visibility mode (private); Member function definition: inside class definition and outside class definition using scope resolution operator (::); Declaration of objects as instances of a class; accessing members from object (s), Array of type class, Objects as function arguments pass by value and pass by reference; Constructor and Destructor: Constructor: Special Characteristics, Declaration and Definition of a constructor, Default Constructor, Overloaded Constructors, Copy Constructor, Constructor with definition of destructor; Destructor: Special Characteristics, Declaration and definition of destructor; Inheritance (Extending Class): Concept of Inheritance, Base Class, Derived Class, Defining derived classes, protected visibility mode; Single level inheritance, Multilevel inheritance and Multiple inheritance, Privately derived, Publicly derived and Protectedly derived class,
    accessibility of members from objects and within the derived class (es);
  • Data File Handling:  Need for a data file, Types of data files-Text file and Binary file; Basic file operations on text file: Creating/ Writing text into a file, Reading and Manipulation of text from an already existing text File (accessing sequentially); Binary File: Creation of file, Writing data into a file, Searching for required data from a file, Appending data to a file, Insertion of data in sorted filed, Deletion of data from a file, Modification of data in a file; Implementation of data as mentioned above file handling in C++; Components of C++ to be used with file handling:
  • Pointers: Declaration and Initialization of Pointers: Dynamic memory allocation/ deallocation operators: new, delete; Pointers and Arrays: Array of Pointers, Pointer to an array (1-dimensional array), Function returning a pointer. Reference variables and use of alias; Function call by reference. Pointer to structures: Difference operator: *,->; self-referential structures;

9. Relational Database Management System

  • Database Management System: Introduction to database concepts: Relation/ Table, attribute, Tuple/ Rows, fields, Data, Concept of String, Number and Date values, Data type and Data Integrity (Domain and Referential Integrity). Candidate key, Alternate key, Primary Key, Foreign Keys; Data Normalization-first, second, third, BCNF normal form; Examples of Commercially available Database Management System’s (Back-End) – Oracle, MS-SQL Server, DB2, MySQL, Sybase, INGRES. Examples of Front End Software’s: Oracle Developer, Visual Basic, Visual C++, Power Builder, Delphi;
  • RDBMS Tools (Oracle): Introduction, Version, Two Tier and Three Tier support; Interface with Oracle, Login Screen, Entering Name and Password; Classification of SQL Statements: DML (SELECT, INSERT, UPDATE, DELETE), DDL (CREATE, DROP, ALTER, RENAME, TRUNCATE), DCL (GRANT, REVOKE), TCL (COMMIT, ROLLBACK);
  • SQL SELECT Statement: SQL SELECT statement, Selecting All the Columns, Selecting Specific Column, Column Heading Default, Using Arithmetic Operators, Operator Precedence, Significance of NULL value, NULL values in Arithmetic Expressions, Defining and using Column Alias, Concatenation Operator (ll), Duplicate rows and their Elimination (DISTINCT keyword), Role of SQL and SQL*Plus in interacting with RDBMS, Displaying Table Structure (DESC command);
  • SELECT Statement Continued: Limiting Rows during selection (using WHERE clause), Working with Character Strings and Dates, Using Comparison operators, BETWEEN Operator, IN Operator, LIKE Operator, is null comparison, Logical Operators, Use of Logical Operators (AND/OR/NOT Operators), Logical Operator Precedence, ORDER BY Clause, Sorting in Ascending/Descending Order, Sorting By Column Alias Name, Sorting On multiple Columns;
  • Functions: SQL Functions, Types of SQL Function (Single Row/ Multiple Row), Single Row SQL Functions, Character Functions (Case Conversion/ Character Manipulation), Case Conversion Functions [lower (), InitCap (), UPPER ()] Character Manipulation Function [CONCAT (), INSTR (), LENGTH (), TRIM (), SUBSTR (), LPAD () ], Number Functions (ROUND (), TRUNC (), MOD() ), Working with Dates [LAST_DAY(), MONTHS_BETWEEN(), NEXT_DAY(), ADD_MONTHS(), ROUND(), TRUNC() ] Arithmetic Operation on Dates, Date Functions and their Usage, Datatype Conversion Functions, Implicit and Explicit Conversion, TO_CHAR Function with Dates, TO_CHAR Function For Numbers, TO_NUMBER and TO_DATE Functions, NVL Function and its Usage, DECODE Function and its Usage; Grouping Records: Concept of Grouping Records and Nested Grouping, Nested Grouping of records, Group Functions, Types of group functions [MAX (), MIN (), AVG (), SUM (), COUNT ()], using AVG and SUM Functions, Using MIN and MAX Functions, Using the COUNT Function, using COUNT(*), DISTINCT clause with Count, Group Functions and Null Values, Using NVL Function with Group Functions, Grouping Records: Group By Clause, Grouping By More than One Column, Illegal Queries with Group By Clause, Excluding Group Results: Having Clause, Nesting Group Functions.
  • Sub-Queries: Concept of Sub-Query, Sub Query to Solve a Problem, Guidelines for Using Sub Queries, Types of Sub-Queries (Single Row and Multiple Row) and (Single Column and Multiple Column); Single Row Sub-Query and its Execution; Displaying Data From Multiple Tables: Concept of Join, Result of Join, Cartesian Product and Generating Cartesian Production example using Mathematical Set), Types of Joins (EQUL, SELF, NON-EQUI, OUTER (LEFT and RIGHT)), Equi-join, Additional Search Conditions using AND operator, Short Naming Convention for Tables (Table Aliases), Non-Equijoin and its Implementation, Outer-Join and Its Usage, Self-Join (Joining a table to itself);
  • Manipulating Data of A Table /Relation: Concept of DML (Data Manipulation Language), INSERT Statement, Inserting New Rows, Inserting New Rows, with Null Values, Inserting Date Values, Use OF substitution Variable to Insert Values, Copying Rows From Another Table, Update Statement to Change Existing Data of a Table, Updating Rows In A Table, Updating Rows Based on Another Table, Delete statement/ Removing Row/ Rows from a Table, Deleting, Rows Based on a condition from another Table; Making Data Manipulation Permanent (COMMIT). Undo Data Manipulation Changes (ROLLBACK)
  • Database Objects: View, Table, Sequence, Index, and Synonyms, DDL (Data Definition Language), Naming Convention, Creating Views, Creating Synonyms, Simple Views and Complex Views, Retrieving Data From a View, Querying a View, Modifying a view. Including Constraints: Constraints, Concept of using Constraints, Constraint Guidelines, Defining Constraints, NOT NULL, UNIQUE KEY, PRIMARY KEY, FOREIGN KEY, FOREIGN KEY Constraint Keywords, CHECK, Adding a constraint, Dropping a Constraint, Disabling Constraints, Enabling Constraints, Viewing Constraints, Viewing The Columns, Associated with Constraints.
  • Creation of a Table/ Relation: CREATE TABLE Statement, Data types, the DEFAULT option, Creating Tables, Referencing Another User’s Tables, Querying the Database Dictionary to view all tables in the Oracle Database, Creating a Table by Using a Sub-Query; Managing Existing Tables and other Database Objects: The ALTER TABLE Statement, Adding a New Column in a Table, Modifying Existing Column, Dropping a Column, Renaming an Object, Truncating a Table, Adding Comments to a Table, Dropping Views, Dropping Synonyms, Dropping Tables; giving permission to other users to work on Created Tables and Revoking it (GRANT and REVOKE statement).

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10. Business Computing

  • General concept: User interfaces (Front End), Underlying Database (Back End), Integration of User Interface and Database; More application areas of Databases: Inventory control, Financial Accounting, Pay-Accounting System, Invoicing Management System, Personal Management System/ hard system, Fees Management System, Result Analysis System, Admission Management System, Income Tax Management System.
  • Advance Program Development Methodology: System Development Life Cycle, Relational Database Concept, Relational Database, Management System, Data Models (Entity-Relationship Model), Entity and Entity Set, Attributes (Single, Composite and Multi-Valued), Relationship (One-to-One, One-to-Many and Many-to-Many), Entity Relationship Modeling Conventions, Communicating with an RDBMS using SQL, Relational Database Management System, SQL Statements, About programming language in SQL.
  • Data Warehousing & Data Mining: Data Dictionary, MetaData; Object Modelling: Introduction to object-oriented modelling using Unified Modeling Language (Concepts only). Client-Server Computing: Concept of Client-Server Computing.

11. Web Development


  • HTML/ DHTML: Introduction, Objectives, Introduction to Universal Resource Identifier (URI) – Fragment Identifiers and Relative URI’s, History of HTML, SGML, Structure of HTML/ DHTML Document, Switching between opened Windows and browser (Container tag, Empty tag, Attribute);
  • Basic Tags of HTML: HTML, HEAD, TITLE, BODY (Setting the Fore colour and Background colour, Background Image, Background Sound), Heading tag (H1 to H6) AND ATTRIBUTES (ALIGN), FONT tag and Attributes (Size: 1 to 7 Levels, BASEFONT, SMALL, BIG, COLOR), P, BR, Comment in HTML (<!>), Formatting Text (B, I, U, EM, BLOCKQUOTE, PREFORMATTED, SUB, SUP, STRIKE), Ordered List-OL (L1, Type-1, I, A, a; START, VALUE), Unordered List-UL (Bullet Type- Disc, Circle, Square, DL, DT, DD), ADDRESS Tag;
  • Creating Links: Link to other HTML documents or data objects, Links to other places in the HTML documents, Links to places in other HTML documents; Anchor Tag<A HREF> AND <A NAME>, Inserting Inline Images <IMG ALIGN, SRC, WIDTH, HEIGHT, ALT, Image Link, Horizontal Rules <HR ALIGN, WIDTH, SIZE, NOSHADE>;

2. Web Page Authoring Using HTML

  • Tables: Creating Tables, Border, TH, TR, TD, CELLSPACING, CELLPADDING, WIDTH, COLSPAN, CAPTION, ALIGN, CENTER; Frames: Percentage dimensions, Relative dimensions, Frame- Src, frame border, height and width, Creating two or more rows Frames <FRAMESET ROWS>, Creating two or more Columns Frames <FRAMESET COLS>, <FRAME NAME SRC MARGINHEIGHT MARGINWIDTH SCROLLING AUTO NORESIZE>, <NOFRAMES>, </NOFRAMES>; Forms: Definition, Use- Written to a file, submitted to a database such as MS-Access or Oracle, E-mailed to someone, in particular, Forms involve two-way communication;

3. Document Object Model

  • Concept and Importance of Document Object Model, Dynamic HTML document and Document Object Model.

4. Cascading Style Sheets (CSS)

  • Introduction to Cascading Style Sheet (CSS): 3 ways of introducing the style sheets to your document. Basic Syntax; Creating and saving cascading style sheets. <STYLE> tag. Examples showing the linking of external style sheet files to a document; Inline and Embed, <DIV> tag; COLOR, BACKGROUND-COLOR, FONT-FAMILY, FONT-STYLE, FONT Size and FONT-VARIANT; FONT-WEIGHT, WORD-SPACING, LETTER-SPACING, TEXT DECORATION, VERTICAL-ALIGN, TEXT-TRANSFORM; TEXT-ALIGN, TEXT-INDENT, line height, Introduction to Margin, Padding and Border;
  • Margins (all values): MARGIN- PROPERTY, PADDING (all values), PADDING-PROPERTY; BORDER (all values), BORDER-PROPERTY, BACKGROUND-IMAGE, BACKGROUND-REPEAT; Additional Features, Grouping Style Sheets, Assigning Classes; Introduction to Layers, <LAYER>, <ILAYER> tag;

5. Extensible Markup Language (XML)

  • Features of XML: XML can be used with existing protocols, Supports a wide variety of applications, Compatible with SGML, XML documents are reasonably clear to the layperson;
  • Structure of XML: Logical Structure, Physical Structure; XML Markup: Element Markup i.e (<foo>Hello</foo>), Attribute Markup i.e. (<!element.name property=”value”>);
  • Naming Rules: used for elements and attributes, and all the descriptors, Comments Entity Declarations: <! ENTITY name “replacement text”>; Element Declarations: <! ELEMENT name content>; Empty Elements: <! ELEMENT empty. element EMPTY>; Unrestricted Elements: <! ELEMENT any. element ANY>;
  • Element Content Models: Element Sequences i.e. <! ELEMENT counting (first, second, third, fourth)>, Element Choices <! ELEMENT choose (this.one/ that.one )>, Combined Sequences and Choices;
  • Element Occurrence Indicators:- Discussion of Three Occurrence Indicators? (Question Mark) * (Asterisk Sign) + (Plus Sign)
  • Character Content: PCDATA (Parseable Character data) <! ELEMENT text (#PCDATA), Document Type Declaration (DTD) and Validation;
  • Developing a DTD: Modify an existing SGML DTD, Developing a DTD from XML Code, either automatically or manually;
  • Viewing: Viewing XML in Internet Explorer, Viewing XML Using the XML Data Source Object XSL (Extensible Style Sheet Language) or CSS (Cascading Style Sheet); Browse the records: Single record at a time (Using buttons), Multiple records at a time (Using an HTML Table);

6. Active Server Pages (ASP)

  • Active Server Pages (ASP): Concept of ASP, features of ASP, other equivalent tools-JSP, PHP;
  • Constants: String and Numeric;
  • Data types: Integer, Floating-Point (Single, Double), String, Date, Boolean, Currency, Variant, Object;
  • Variables: Explicit and Implicit Declaration; Operators:
  • Arithmetic: +, – (Unary and Binary), *, /, \(integer division) mod,^;
  • Comparison: <, >, <=, >=, <>, =;
  • Logical: AND, OR, NOT, XOR, EQV, IMP;
  • String Operator: & or + (for Concatenation);

7. Functions

  • Conversion functions: Abs (), Cbool (), CByte (), Cint(), CStr (), CSng (), CLng (), Cdate (); String Manipulation Functions: Ucase (), Lcase (), Len (), Left (), Right (), Mid (), Ltrim (), InStr(), Rtrim (), Ltrim (); Time & Date Functions: Date (), Day(), Hour (), Left (), Len (), Minute (), Month (), Monthname (), Now ();
  • Arrays: Declaration and use of 1 dimensional and 2-dimensional arrays;
  • Controls: OF THEN, IF.THEN.ELSE.END IF, IF.THEN.ELSEIF.THEN.END IF, SELECT.CASE.END SELECT, FOR ..NEXT, FOR EACH.NEXT, DO WHILE.LOOP, DO.LOOP WHILE, DO UNTIL.LOOP; Procedures and Functions, Passing parameters/ arguments; Concept of object model structure (client to server and server to client);
  • Objects: Properties, Methods, Events, Setting Object properties, Retrieving Object properties, calling objects/ methods; Types of Objects: Response, Request, Application, Session, Server, ASP Error; Response Object: Write Method, Addheader, Append To Log, Binary Write, Using Shortcuts <%=value/ expr%>, Controlling information: Buffer, Flush Clear, End; Request Object: Request Object Collection: Querystring, Form, ServerVariables, Cookies, Client Certificate;
  • Application: Contents, Lock, Unlock, Remove, Remove ALL; Asp components: AD Rotator, Content Rotator, Counter, Page Counter, Permission Checker;
  • Text Files: Open and Read content from a text file; Elementary Database Concepts: Concept of Table/ Relation, Relationship, Candidate Key, Primary Key, Alternate Key, Foreign KEY
  • Connecting with Databases: Creation of DSN, using OLEDB. Working on Databases: Inserting, Retrieving, Modifying/ Updating of records from Tables in Databases using server objects (ADODB. Connection, DODB. Recordset);
  • Server Variables: HTTP_User_Agent, REMOTE_ADDER, REMOTE_HOST, SERVER_NAME;

12. Web Scripting

1. VB Script

  • Introduction: Adding VBScript code to an HTML page, VBScript Data type-Variant Subtypes, VBScript Variables: (Declaring variable, Naming restrictions, Assigning value to variables, Scalar variables and Arrays), VBScript Constants, VBScript Operators, and Operator precedence;
  • MsgBox: functions of message box (Prompt, Buttons, Title, Helpline, Context), Return values of MsgBox function, button argument setting.
  • Conditional statement: If.Then.Else, Select case; Loops: Do loops, While..Wend, For. Next, For..Each.Next;
  • VBScript variables: Sub procedures, Function procedures; Using VBScript with HTML form controls, Data handling functions, String functions, Date and Times function;

2. JavaScript

  • Introduction: History of JavaScript, Using JavaScript in an HTML Page, Objectives, Properties Methods and Events; Java ScriptEvent handliJavaScript in an HTML Page (Using SRC attribute within the script with examples)
  • Variable and data types: Data types and typecasting, String processing, Arrays, Operators, Control flow with looping- for loop, while loop, using continue and break statement, Adding comments to scripts, The Window object, The Document Object, The Location Object, The Form Object, Working with control Objects (Button, reset and submit objects, Checkbox objects and Radio objects, Select object, Password, text and text area object, The Data object, Performing calculation.

13. Multimedia and Authoring Tools

  • Graphics Devices: Monitor display configuration, Basics of Graphics Accelerator Card and its importance;
  • Basic concepts of Images: Digital Images Digital Image Representation Image Formats TIFF, BMP, JPG/ JPEG, GIF, IC, PDF, PSD:

14. Graphics Formats

  • Theory of design: form, line, space, texture, colour, typography, layout, colour harmony, unity, balance, proportion, rhythm, repetition, variety, economy, still life, light and shade,
  • Poster Design: Still experience, coloured layout, Poster Design, Designing of Books, magazines brochures, children’s literature, narrative text handling, scripts in Indian Languages, picture books, comics, illustrations with photographs, scientific illustrations, conceptual illustrations, handling of assignment for the market; Image Scanning with the help of scanner: Setting up Resolution, Size, File formats of images; image preview, Bitonal, Grey Scale and colour options; Significance of PDF-creation, modification; Animation, Morphing and Applications Graphic Tools: Image Editing Software (Photoshop/ CorelDraw)
  • Basic Concepts: An Introduction, creating, opening and saving files, Menus, Toolbox, Color control icons, Mode control icons, Window controls icons; creating new images, Image capture (TWAIN) from scanner other files; Image Handling: Cropping an image, adjusting image size, increasing the size of the work canvas, saving an image;
  • Layers: Adding layers, dragging and pasting selections onto sheets, dragging layers between files, viewing and hiding layers, Editing layers, rotating selections, scaling an object, preserving layers transparency, moving and copying layers, duplicating layers, deleting layers, merging layers, using adjustment layers; Channels and Masks: Channel palette, showing and hiding channels, splitting channels into a separate image, merging channels, creating a quick mask, editing masks using fast mask mode;
  • Painting and Editing: Brushes palette, brush shape, creating and deleting brushes, creating custom brushes, setting brush options, saving, loading and appending brushes, Options palette; Opacity, pressure, or exposure, paint fade-out rate, making selections, using selection tools, adjusting selections, softening the edges of a selection, hiding a selection border, moving and copying selections, extending and reducing selections, pasting and deleting selections, Image tracing (CorelDraw).
  • Concept of Multimedia: Picture/ Graphics, Audio, Video; Sound: Recording Sound using Sound Recorder (Capture), Sound capture through sound editing software (ex: Sound forge), Sound Editing, Noise correction, Effect enhancement; Voice Recognition Software Philips/ Dragon, MIDI Player, Sound Recorder, MONO & Stereo. Sound File Format: AIFF (Audio Input File Format from Apple Mac), MIDI, WAV, MP3, ASF
    (Streaming format from Microsoft). Importing audio and saving audio from Audio CD.Sound Quality: CD Quality, Radio Quality, Telephone Quality; Picture/ Graphics/ Image files;
  • Movie File Formats: AVI, MPEG, SWF, MOV, DAT; Movie Frames: Concept of Frame, Frame Buffer, and Frame Rate; Authoring Tools; Making Animation, Embedding Audio/Video, and Embedding on the web page; Multimedia Authoring Using Macromedia Flash Making of Simple Flash Movie, Setting Properties, Frame Rate, Dimensions, and Background Color;
  • Scene: Concept of Scene, Duplicate Scene, Add Scene, Delete Scene, and Navigating between Scenes;
  • Layers: Concept of Layer, Layer Properties, Layer Name, Show/ Hide/ Lock layers, Type of Layer- Normal/Guide/ Mask, Outline Color, Viewing Layer as an outline, Layer Height, Adding/
    deleting a layer;
  • Frame: Concept of Frame; Creating a Key Frame, Inserting Text Into the Frame, Inserting Graphical Elements into the frame, Converting Text/ Graphics to a symbol, Inserting Symbol into the Frame, Setting Symbol Property (Graphics/ Button/ Movie), Inserting Blank Frame, Inserting Blank Key Frame, Inserting Key Frame into the Blank frame, Selecting all/ Specific frames of a Layer, Copying/ Pasting selected Frames.
  • Special Effects: Motion Tweening, Shape Tweening, Color effect, Inserting Sound Layer; Testing a Scene and Movie; Import/ Export (Movie/ Sound and other multimedia objects) Publishing: Publishing A Flash Movie; Changing publish Settings; Producing SWF (Flash Movie), HTML page, GIF image, JPEG Image (*. Jpg), PNG Image, Windows Projector (*. Exe), Macintosh Projector (*. Hqx), Quick Time (*. Mov), Real Player (*.smil); Testing with Publish Preview.

15. Communication and Network Concepts

  • Evolution of Networking: ARPANET, Internet, Interspace; Different ways of sending data across the network concerning switching techniques;
  • Data Communication terminologies: Concept of Channel, Baud, Bandwidth (Hz, KHz, MHz) and Data transfer rate (bps, kbps, Mbps, Gbps, Tbps); Transmission media: Twisted pair cable, coaxial cable, optical fibre, infrared, radio link, microwave link and satellite link.
  • Network devices: Modem, RJ45 connector, Ethernet Card, Hub, Switch, Router, Gateway; Different Topologies- Bus, Star, Tree; Concepts of LAN, WAN, MAN; Protocol: TCP/IP, File Transfer Protocol (FTP), PPP, Level-Remote Login (telnet), Internet, Wireless/ Mobile Communication, GSM, CDMA, WLL, 3G, SMS, Voice mail, Electronic Mail, Chat, Video Conferencing;
  • Network Security Concepts: Cyber Law, Firewall, Cookies, Hackers and Crackers; WebPages; Hyper TEXT markup Language (HTML), extensible Markup Language (EML); HyperText Transfer Protocol (HTTP); Domain Names; URL; Protocol Address; Website, Web Browser, Web Servers; Web Hosting.


  • Computer Awareness by Mini Goyal and Shweta Rani (Publisher: Arihant)  Click Here to Buy
  • DSSSB T.G.T. Computer Science  (English, Paperback, Dr Parashar, Prof. Arora): Click Here to Buy
  • DSSSB (Delhi Subordinate Services Selection Board) TGT / PGT Computer Science Guide – Cum – Practice Work Book: Click Here to Buy

Online Test Series for DSSSB

Apart from these study materials and sample papers for DSSSB, you can also solve these online test series specially designed for DSSSB.

Aptitude Test Series Click Here
Reasoning Test Series Click Here
Online Test on General Knowledge Click Here
Computer Awareness Test Series Click Here

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