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Exam (elaborations) Computer Science Computer Networking
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Computer networking multiple choice questions
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APT2050 COMPUTER NETWORKS AND TELECOMMUNICATIONS EXAM practice questions with verified solutions; Graded A+
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Exam (elaborations) SCO 300 Computer Networking
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A.p.j. abdul kalam
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Solved Multiple Choice Questions on Computer networking1. Which of the following is not the layer of TCP/IP protocol?
A) Application Layer
B) Session Layer
C) Transport Layer
D) Internetwork layer
2.address use 7 bits for the <network> and 24 bits for the <host> portion of the IP
address.
A) Class A
B) Class B
C) Class C
D) Class D
3.addresses are reserved for multicasting.
A) Class B
B) Class C
C) Class D
D) Class E
4. State the following statement is true or false.
i) In class B addresses a total of more than 1 billion addresses can be formed.
ii) Class E addresses are reserved for future or experimental use.
A) True, False
B) True, True
C) False, True
D) False, False
5. Which of the following statement is true?
i) An address with all bits 1 is interpreted as all networks or allhosts.
ii) The class A network 128.0.0.0 is defined as the loopbacknetwork.
A) i only
B) ii only
C) Both A and B
D) None of the above
6. Which is not the Regional Internet Registers (RIR) of the following?
A) American Registry for Internet Numbers (ARIN)
B) Europeans Registry for Internet Numbers (ERIN)
C) Reseaux IP Europeans (RIPE)
D) Asia Pacific Network Information Centre (APNIC)
7. Match the following IEEE No to their corresponding Name for IEEE 802 standards for LANs.
i) 802.3 a) WiFi
ii) 802.11 b) WiMa
iii) 802.15.1 c) Ethernet
iv) 802.16 d) Bluetooth
A) i-b, ii-c, iii-d, iv-a
, B) i-c, ii-d, iii-a, iv-b
C) i-c, ii-a, iii-d, iv-b
D) i-b, ii-d, iii-c, iv-a
8............. was the first step in the evolution of Ethernet from a coaxial cable bus to
hubmanaged,
twisted pair network.
A) Star LAN
B) Ring LAN
C) Mesh LAN
D) All of the above
9.is the predominant form of Fast Ethernet, and runs over two pairs of category 5 or above
cable.
A) 100 BASE-T
B) 100 BASE-TX
C) 100 BASE-T4
D) 100 BASE-T2
10. IEEE 802.3ab defines Gigabit Ethernet transmission over unshielded twisted pair (UTP)
category 5,
5e or 6 cabling known as ....................
A) 1000 BASE-T
B) 1000 BASE-SX
C) 1000 BASE-LX
D) 1000 BASE-CX
11.is a high performance fiber optic token ring LAN running at 100 Mbps over distances up to
1000 stations connected.
A) FDDI
B) FDDT
C) FDDR
D) FOTR
12. Which of the following are Gigabit Ethernets?
A) 1000 BASE-SX
B) 1000 BASE-LX
C) 1000 BASE-CX
D) All of the above
13.is a collective term for a number of Ethernet Standards that carry traffic at the nominal
rate of 1000 Mbits/s against the original Ethernet speed of 10 Mbit/s.
A) Ethernet
B) Fast Ethernet
C) Gigabit Ethernet
D) All of the above
14.is another kind of fiber optic network with active star for switching.
A) S/NET
B) SW/NET
C) NET/SW
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