Kindly provide me the MDU-Rohtak MCA / PGDCA /APGDCA – 2nd Sem. Exam Previous Years Question Paper………….

Time allowed : 3 hours] [Maximum marks 1 F5

Note : Attempt anyfive questions.

All questions carry equal marks.

L (a) What are the aims and objectives of Networking '?
fib‘t Differentiate among file server, client server and
peerwto—gcer computing. '
(c3 Differentiate between public networks and private
networks. '

2-. {a} Define MAC protocol and discuss how LAN
works under CSMA/CD protocol ?
('0) Compare IEEE standards 802.3, 802.4 and 802.5.
(c) How link level protocol (LLC) is used in LAN ?

3. Compare various types of computer rietwork and discuss
hardware and softflwyare requirements for. LAN
and WAN. Also discuss in brief any three network
protocols. -

4. Describe various switching techniques with their
advantages. disadvantages and applications.

7170-3050 Pal Q-S {09} PTO.
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What are document templates ? How are they
helpful ? How do you create and modify
templates in MS-Word '? Explain.

8. Differentiate between the following :
(a)
(b)
(<1)
(d)
Loader and Linker
Multiprogramming and Time-Sharing Systems
BIOS and Bootstrap
Multi~tasking and Multi-processing.