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Thursday, November 26, 2015








Roll No…..
Total No. of Questions: 9

MCA (Sem.-1st)
INTRODUCTION TO INFORMATION TECHNOLOGY
SUBJECT CODE: MCA-101
Paper ID: [B0101]

Time: 3 Hrs.                                                                           Max. Marks: 60
Instruction to Candidates:
1. Attempt any one questions from each Sections A,B,C &D.
2. Section-E is Compulsory.
3. Use of non-programmable Scientific Calculator is allowed.

SECTION-A
1.       What is computer? Draw and explain the block diagram of computer. Also discuss various applications of computer.
2.       Write note on the following:
(a) Complement schemes
(b) ASCII code
(c) Excess-3 Code
SECTION-B
3.       What are various data communication equipments? Explain various data communication equipment with their merits and demerits.
4.       Write note on the following:
(a) System software
(b) Fourth generation language
(c) CPU
(d) Disadvantages of machine language.
SECTION-C
5.       What is an operating system? Explain various types of operating system with their advantages and disadvantages.
6.       What is computer network? What are its advantages and disadvantages? Explain various types of computer network.
SECTION-D
7.       What is MIS? What are its characteristics? Explain how MIS is different from DSS.
8.       What is remote sensing and inventory control? Explain how computer is used in remote sensing and inventory control.
SECTION-E
9.       (a) What are advantages and disadvantages of second generation computer? Explain.
(b) What are minicomputer and main frame computer?
(c) What is ROM? Explain various types of ROM?
(d) What is thermal printer? Explain.
(e) What are functions of operating system?
(f) What is assembly language? How it is different from machine  language?
(g) What are various network protocols? Explain.
(h) What are various network topologies? Explain advantages and disadvantages of busy topology?
(i) What is DVD? How it is different from CD.
(j) Draw and explain the structure of hard disc.






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