Computer Science Class XII Notes

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Notes of Overview of CPP (Key Notes) - Computer Science

UNIT 1 : PROGRAMMING IN C++

Introduction to C++

C++ programming language developed by AT&T Bell Laboratories in 1979 by
Bjarne Stroustrup. C++ is fully based on Object Oriented Technology i.e. C++ is
ultimate paradigm for the modeling of information.

C++ is the successor of C language.
It is a case sensitive language.
Character Set- Set of characters which are recognized by c++compiler i.e
Digits (0-9), Alphabets (A-Z & a-z) and special characters + - * , . “ ‘ < > = { ( ] ) space
etc i.e 256 ASCII characters.
Tokens- Smallest individual unit. Following are the tokens

Keyword-Reserve word having special meaning the language and can’t be used as
identifier.

Identifiers-Names given to any variable, function, class, union etc. Naming convention
(rule) for writing identifier is as under:
i) First letter of identifier is always alphabet.
ii) Reserve word cannot be taken as identifier name.
iii) No special character in the name of identifier except under score sign ‘_’.

Literals-Value of specific data type assign to a variable or constant. Four type of Literals:

Operator – performs some action on data
Arithmetic(+,-,*,/,%)
Assignment operator (=)
Increment / Decrement (++, --)
Relational/comparison (<,>,<=,>=,==,!=).
Logical(AND(&&),OR(||),NOT(!).
Conditional (?

Data type- A specifier to create memory block of some specific size and type. C++offers two types of data types:
1) Fundamental type : Which are not composed any other data type i.e. int, char, float and void
2) Derived data type : Which are made up of fundamental data type i.e array, function, class, union etc

Rest of the notes are attached in below zip file which is free of cost for you

Address:
Kendriya Vidyalaya Sangathan Regional Office
Address: Hospital Road, Hospital Rd,
Gandhi Nagar, Jammu, JK 180004
Phone:0191 245 3528

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Attached Files Available for Download

KVS Jammu CPP Key Notes of Computer Science class XII.zip (1.21 MB, 251 views)

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