Computer Science Quiz| UGC NET Paper 2

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Question 1

Which layer of OSI reference model uses the ICMP (Internet Control Message Protocol)?

• ATransport layer
• BData link layer
• CNetwork layer
• DApplication layer

Question 2

In a classful addressing, first four bits in Class A IP address is

• A0001
• B1100
• C1011
• D1110

Question 3

An analog signal has a bit rate of 6000 bps and a baud rate of 2000 baud. How many data elements are carried by each signal elements?

• A0.336 bits baud
• B3 bits baud
• C120,00,000 bits baud
• DNone of the above

Question 4

When compared with analog cellular systems, an advantage of digital TDMA cellular system is that:

• Ait is less complicated
• Bit requires less of computer memory
• Cit conserves spectrum bandwidth
• Dit costs less

Question 5

Match the following:
List-I
a. Application layer
b. Transport layer
c. Network layer
d. Data link layer
List-II
1. TCP
2. HDLC
3. HTTP
4. BGP

• Aa-2 b-1 c-4 d-3
• Ba-3 b-4 c-1 d-2
• Ca-3 b-1 c-4 d-2
• Da-2 b-4 c-1 d-3

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