Computer Networking Previous Paper 2020

Categories : DIT , DIT Previous Papers 2020

Khyber Pakhtunkhwa Board of Technical Education Peshawar
Diploma in Information Technology
(Part -I)
1st Term Examination 2020
Paper: Computer Networking

Time allowed: 3 hours

Max marks: 50

Note: Attempt any five questions. All questions carry equal marks. Mobile phone & programmable calculators are not allowed. 


Q1. Define computer Network. Also explain LAN, MAN, and WAN with examples.
Q2. Briefly discusses computer network history. Also explain the following.

a. Data rate
b. Bursty data
c. Broadband

Q3. Differentiate the following.

i. Hub and switch
ii. Bridge and Router
iii. Modem and NIC

Q4. Define Media. Differentiate the wired and wireless media? Explain for wireless network.
Q5. Explain physical connectivity in a LAN? Also discuss the function of RJ 45 and BNC.
Q6. What is OSI Model? Also explain OSI model.
Q7. What is IP Address? Explain the following classes of IP Addresses.

i. Class A
ii. Class B
iii. Class C

Q8. Write short notes on any two of the following.

i. Peer to peer Network
ii. Bandwidth and data loss
iii. Fibre optic cable.

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