IT (MCA 1st)

Section A

Computer Fundamentals: Block structure of a computer, characteristics of computers, generation of

computers, classification of computers.

Number System: Bit, byte, binary, decimal, hexadecimal, and octal systems, conversion from one system to

the other, Binary Arithmetic: Addition, subtraction and multiplication. Representation of Information: Integer

and floating point representation, Complement schemes, Character codes (ASCII, EBCDIC, BCD, Excess-3,

Grey).

Section B

Elements of a computer processing system: Hardware – CPU storage devices and media, VDU, input-output

devices, data communication equipment. Software – system software, application software.

Programming languages: classification, machine code, assembly language, higher level language, and fourth

generation languages

Section C

Operating system: Batch, multi-programming, time sharing, mmultiprocessing, PC operating system, network

operating system, on-line and real time operating system.

Computer Network and Communication: Network types, network topologies, network communication

devices, physical communication media, network protocol, (TCP/IP.)

Internet and its Applications: E-mail, TELNET, FTP, World Wide Web, Internet chatting.

Section D

Range of application: Scientific, Business, educational, weather forecasting, and remote sensing, planning,

multilingual applications, management information, decision support system, inventory control, medical,

industrial control, banks, railways, etc.