KITE VICTERS Video Classes XI Computer Application (Com/Hum) - Chapter 1

Chapter 1: Fundamentals of Computer - Part 1

Topics:- Data and Information, Data processing

Steps in Data processing - Capturing data, Input of data, Storage of data,

Processing/manipulating data, Output of information, Distribution of information

Chapter 1: Fundamentals of Computer - Part 2

Topics:- Functional units of a computer - 1. Input unit, 2. Central Processing Unit (CPU), 3. Storage unit, 4. Output unit

Characteristics of computers - Advantages - Speed, Accuracy, Diligence, Versatility, Huge memory

Limitations - Lack of IQ, Lack of decision making power

Chapter 1: Fundamentals of Computer - Part 3

Topics:- Number system - 1 Decimal number system, 2 Binary number system, 3 Octal number system, 4 Hexadecimal number system

Importance of binary numbers in computers

Chapter 1: Fundamentals of Computer - Part 4

Topics:- Number conversions - Decimal to binary conversion, decimal fraction to binary, Decimal to octal conversion,

Decimal to hexadecimal conversion, Binary to decimal conversion, binary fraction to decimal, Octal to decimal conversion,

Hexadecimal to decimal conversion, Octal to binary conversion, Hexadecimal to binary conversion,

Binary to octal conversion, Binary to hexadecimal conversion, Octal to hexadecimal conversion,

Hexadecimal to octal conversion

Binary addition

Chapter 1: Fundamentals of Computer - Part 5

Topics:- Data representation, Representation of numbers - a. Representation of integers:

i) Sign and magnitude representation, ii) 1’s complement representation, iii) 2’s complement representation

b. Representation of floating point numbers

Representation of characters - a. ASCII, b. EBCDIC, c. ISCII, d. Unicode

Representation of audio, image and video