COMPUTER SCIENCE SYLLABUS

COMPUTER SCIENCE (Code No. 083) - SYLLABUS

Introduction to C++  

Getting Started: C++ character set, C++ Tokens (Identifiers, Keywords, Constants, Operators,),

Structure of a C++ Program (include files, main function), Header files – iostream.h, iomanip.h,

cout, cin; use of I/O operators (<<and>>), Use of endl and setw ( ), Cascading of I/O operators,

compilation , Error Messages; Use of editor, basic commands of editor, compilation, linking and

execution.

Data Types, Variables and Constants: Concept of Data types; Built-in Data types: char, int , float

and double; Constants: Integer Constants, Character constants (- \n, \t, \b), Floating Point

Constants, String Constants; Access modifier: const; Variables of built-in-data types,

Declaration/Initialization of variables, Assignment statement, Type modifier: signed, unsigned,

long

Operator and Expressions: Operators: Arithmetic operators (-,+,*,/,%), Assignment operator (=),

c++ shorthands (+=, -=,*=,/=,%=) Unary operators (-), Increment (++) and Decrement (--)

Operators, Relational operator (>,>=,<=,=,!=), Logical operators (!,&&,||), Conditional operator:

<condition>?<if—true>:<if false>; Precedence of Operators; Automatic type conversion in

expressions, Type casting;

PROGRAMMING IN C++

Flow of control

Conditional statements: if else, Nested if, switch..case..default, use of conditional operator,

Nested switch..case, break statement (to be used in switch..case only); Loops: while, do –

while, for and Nested loops

Inbuilt Functions

Header file Categorization Header File Function

Standard input/output functions stdio.h gets ( ), puts ( )

Character Functions

ctype.h isalnum ( ), isalpha ( ),

isdigit ( ), islower ( ),

isupper ( ), tolower ( ),

toupper ( )

String Function

string.h

strcpy ( ), strcat ( ),

strlen ( ), strcmp ( ),

strcmpi ( ), strrev ( ),

strupr ( ), strlwr ( )

Mathematical Functions

math.h fabs ( ), pow ( ), sqrt ( ), sin ( ),

cos ( ), abs ( )

Introduction to user-defined function and its requirements.

Defining a function; function prototype, Invoking/calling a function, passing arguments to

function, specifying argument data types, default argument, constant argument, call by value,

call by reference, returning values from a function, calling functions with arrays, scope rules of

variables: local and global variables.

Relating to Parameters and return type concepts in built-in functions.

Structured Data Type

Arrays: Introduction to Array and its advantages.

One Dimensional Array: Declaration/initialization of One-dimensional array, Accepting array

elements, accessing array elements, manipulation of array elements (sum of elements, product of  elements, average of elements, linear search, finding maximum/minimum value)

Declaration / Initialization of a String, string manipulations (counting vowels/ consonants/ digits/ special characters, case conversion, reversing a string, reversing each word of a string)

Two-dimensional Array: Declaration/initialization of a two-dimensional array, inputting array

elements, accessing array elements, manipulation of Array elements (sum of row element, column elements, diagonal elements, finding maximum / minimum values)

User-defined Data Types: Introduction to user defined data types.

Structure: Defining a Structure (Keyword Structure), declaring structure variables, accessing

structure elements, passing structure to functions as value and reference, argument/parameter,  function returning structure, array of structure, passing an array of structure as an argument/ a parameter to a function.

Defining a symbol name using typedef keyword and defining a macro using #define preprocessor directive.

Class XII (Theory) – C++

Unit 1: Object Oriented Programming in C++

REVIEW: C++ covered In Class – XI,

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 as 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,

Member 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 (::); accessing members

from object (s), 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

default arguments;

Destructor: Special Characteristics, declaration and definition of destructor;

Inheritance (Extending Classes): Concept of Inheritances, Base Class, 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 derived class (es);

Data File Handling: Need for a data file, Types of data files – Text file and Binary file;

Text File: Basic file operations on text file: Creating/Writing text into file, Reading and

Manipulation of text from an already existing text File (accessing sequentially).

Binary File: Creation of file, Writing data into file, Searching for required data from file,

Appending data to a file, Insertion of data in sorted file, Deletion of data from file, Modification

of data in a file;

Implementation of above mentioned data file handling in C++;

Components of C++ to be used with file handling:

Header file: fstream.h; ifstream, ofstream, classes;

Opening a text file in—in, out, and app modes;

Using cascading operators (>>,<<) for writing text to the file and reading text from the file; open

(), get (), read (), put (), write(), getline() and close() functions; Detecting end-of-file (with or

without using eof() function), tellg(), tellp(), seekg(), seekp();

Pointers:

Introduction to Pointer, Declaration and Initialization of Pointer; 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 structure: De-reference/Deference operator: *, ->; self referential

structure;

Unit 2: Data Structures

Introduction to data structure- array, stack queues primitive and non-primitive data structure,

linear and non-linear structure, static and dynamic data structure.

Arrays:

One and two Dimensional arrays: Sequential allocation and address calculation;

One dimensional array: Traversal, Searching (Linear, Binary Search), Insertion of an element in an

array, deletion of an element from an array, Sorting (Insertion, Selection, Bubble)

Two-dimensional arrays: Traversal Finding sum/difference of two NxM arrays containing numeric

values, Interchanging Row and Column elements in a two dimensional array;

Stack (Array and Linked implementation of Stack):

Introduction to stack (LIFO: Last in First out Operations)

Operations on stack (PUSH and POP) and its Implementation in C++, Converting expressions from

INFIX to POSTFIX notation and evaluation of Postfix expression;

Queue: (Array and Linked Implementation)

Introduction to Queue (FIFO: First in First out operations)

Operations on Queue (Insert and Delete and its Implementation in C++, circular queue using array.

Unit 3: Databases and SQL

Data base Concepts: Introduction to data base concepts and its need.

Relational data model: Concept of domain, tuple, relation, key, primary key, alternate key,

candidate key;

Relational algebra : Selection, Projection, Union and Cartesian product;

Structured Query Language:

General Concepts: Advantages of using SQL, Data Definition Language and Data Manipulation

Language;

Data Types: NUMBER/DECIMAL, CHARACTER/VARCHAR/VARCHAR2, DATE;

SQL COMMANDS: CREATE TABLE, DROP TABLE, ALTER TABLE, UPDATE ….SET…., INSERT, DELETE;

SELECT, DISTINCT, FROM, WHERE, IN, BETWEEN, GROUP BY, HAVING, ORDER BY;

SQL functions: SUM ( ), AVG ( ), COUNT ( ), MAX ( ) AND MIN ( ); Obtaining results (SELECT query) from 2 tables using equi-join, Cartesian product and Union

Note: Implementation of the above mentioned commands could be done on any SQL supported

software on one or two tables.

Unit 4: Boolean Algebra

Role of Logical Operations in Computing.

Binary-valued Quantities, Boolean Variable, Boolean Constant and Boolean Operators: AND, OR, NOT; Truth Tables; Closure Property, Commutative Law, Associative Law, Identity law, Inverse Law, Principle of Duality, Idempotent Law, Distributive Law, Absorption Law, Involution Law, DeMorgan’s Law and their applications;

Obtaining Sum of Product (SOP) and Product of Sum (POS) form the Truth Table, Reducing Boolean Expression (SOP and POS) to its minimal form, Use of Karnaugh Map for minimization of Boolean expressions (up to 4 variables);

Application of Boolean Logic: Digital electronic circuit design using basic Logic Gates (NOT, AND,

OR, NAND, NOR)

Use of Boolean operators (NOT, AND, OR) in SQL SELECT statements  

 Use of Boolean operators (AND, OR) in search engine queries.

Unit 5: Communication Technologies

Evolution of Networking: ARPANET, Internet, Interspace Different ways of sending data across

the network with reference to switching techniques (Circuit and Packet switching).

Data Communication terminologies: Concept of Channel, Bandwidth (Hz, KHz, MHz) and Data

transfer rate (bps, Kbps, Mbps, Gbps, Tbps).

Transmission media: Twisted pair cable, coaxial cable, optical fiber, infrared, radio link,

microwave link and satellite link.

Network devices: Modem, RJ45 connector, Ethernet Card, Router, Switch, Gateway, wifi card.

Network Topologies and types: Bus, Star, Tree, PAN, LAN, WAN, MAN.

Network Protocol: TCP/IP, File Transfer Protocol (FTP), PPP, SMTP, POP3 Remote Login (Talent),

and Internet Wireless/Mobile Communication protocol such as GSM, CDMA, GPRS, and WLL.

Mobile Telecommunication Technologies : 1G, 2G, 3G and 4G; Mobile processors;

Electronic mail protocols such as SMTP, POP3

Protocols for Chat and Video Conferencing VOIP

Wireless technologies such as Wi-Fi and WiMax

Network Security Concepts:

Threats and prevention from Viruses, Worms, Trojan horse, Spams

Use of Cookies, Protection using Firewall, https;

India IT Act, Cyber Law, Cyber Crimes, IPR issues, hacking.

Introduction To Web services: WWW, Hyper Text Markup Language (HTML), Extensible Markup

Language (XML); Hyper Text Transfer Protocol (HTTP); Domain Names; URL; Website, Web

browser, Web Servers; Web Hosting, Web Scripting – Client side (VB Script, Java Script, PHP) and Server side (ASP, JSP, PHP), Web 2.0 (for social networking)

E-commerce payment transactions using online banking, mobile banking and payment apps and

services.