BCA-15
June Examination 2016
BCA Pt. III Examination
Fundamental of Computer Networks
Paper BCA-15
Time 3 Hours Max. Marks 100
Note: The question paper is divided into three sections B and C. Write answers as per given instructions.
Section A 10 × 2 20
(Very Short Answer Questions)
Note: Answer all questions. As per the nature of the question delimit your answer in one word, one sentence or maximum up to 30 words. Each question carries 2 marks.
What is channel in communication?
What is Baud Rate?
What is cladding in optical fiber?
Write three disadvantages of LAN.
Write full form of SNMP.
What is the difference between Hub and Switch?
What is Teleconferencing?
(viii) What is intranet?
161
BCA-15 100 3 (P.T.O.)
BCA-15 100 3 (Contd.)
161
What is repeater?
Define analog and Digital Signal.
Section B 4 × 10 40
(Short Answer Questions)
Note: Answer any four questions. Each answer should not
exceed 200 words. Each question carries 10 marks.
What is the basic concept of WDM?
How do guided media differ from unguided media?
Differentiate between MAN and WAN.
Which Network Topology is best? And why?
What is the difference between SONET and SDH?
Why there are no sequence numbers is frame relay?
What is Telemetry? Explain its applications.
What is Denial of Service attack? Explain.
BCA-15 100 3
161
Section C 2 × 20 40
(Long Answer Questions)
Note: Answer any two questions. You have to delimit your each
answer maximum up to 500 words. Each question carries
20 marks.
10) Draw OSI reference model and explain function of different
layers.
11) Write short note on:
Distance vector routing
Link state routing
Broad cast routing
12) Explain IP Addressing and Subnetting with example.
13) What is Firewall? Explain working of different type of
firewalls.