Q1. Which type of address is not used in IPv6
(A) Broadcast
(B) Multicast
(C) Anycast
(D) None of these
Answer: Broadcast
Explanation:
Q2. Which type of switching is used in Internet?
(A) Telephone Switching
(B) Packet Switching
(C) Circuit Switching
(D) None of these
Answer: Packet Switching
Explanation:
Q3. Why IP Protocol is considered as unreliable?
(A) A packet may be lost
(B) Packets may arrive out of order
(C) Duplicate packets may be generated
(D) All of the above
Answer: All of the above
Explanation:
Q4. how many bits in IPV4 adress
(A) 8
(B) 16
(C) 32
(D) 64
Answer: 32
Explanation:
Q5. how many bits in IPV6 adress
(A) 128
(B) 64
(C) 256
(D) 32
Answer: 128
Explanation:
Q6. how many osi layer in x.25
(A) 5
(B) 7
(C) 8
(D) 3
Answer: 3
Explanation:
Q7. in Bridge
(A) LANs are connected by bridge
(B) it operates in data link layer
(C) Bridge is used to connect LAN in six way
(D) All of the above
Answer: it operates in data link layer
Explanation:
Q8. isdn full form
(A) internal service digital network
(B) hjsgsyiakavhsks
(C) hhsi29syshsozodsljge
(D) integrated service digital network
Answer: integrated service digital network
Explanation:
Q9. lowest layer of communication system
(A) network layer
(B) physical layer
(C) transport layer
(D) application layer
Answer: physical layer
Explanation: In the seven-layer OSI model of computer networking, the physical layer or layer 1 is the first and lowest layer
Q10. of the three types of networks the ….... covers the largest area
(A) LAN
(B) MAN
(C) WAN
(D) none of the above
Answer: WAN
Explanation:
Q11. what are the two versions in IP
(A) IPV4 and IPV8
(B) IPV2 and IPV3
(C) IPV4 and IPV2
(D) IPV4 and IPV6
Answer: IPV4 and IPV6
Explanation:
Q12. what is not the topology
(A) star
(B) bus
(C) wan
(D) ring
Answer: wan
Explanation:
Q13. which circuit transmit two messages simultaneously in one direction
(A) duplex
(B) diplex
(C) simplex
(D) quadruplex
Answer: duplex
Explanation:
Q14. which classes are used in the network
(A) class A, B
(B) class A, B, C
(C) class B
(D) class A, B, C, D
Answer: class A, B, C
Explanation:
Q15. which size IPv4 Address??
(A) 64bit
(B) 32bit
(C) 4 bit
(D) 16bit
Answer: 32bit
Explanation:
Q16. What is a Firewall in Computer Network?
(A) A web browser
(B) boundary of Network
(C) operating System
(D) A system designed to prevent unauthorized access
Answer: A system designed to prevent unauthorized access
Explanation:
Q17. What is the use of Bridge in Network?
(A) to separate LANs
(B) to connect LANs
(C) to control Network Speed
(D) All of these
Answer: to connect LANs
Explanation:
Q18. Which of following provides reliable communication?
(A) TCP
(B) UDP
(C) IP
(D) All of these
Answer: TCP
Explanation:
Q19. What does broadcasting in networking means?
(A) addressing a packet to all machine
(B) addressing a packet to a particular machine
(C) addressing a packet to some machine
(D) addressing a packet to except a particular machine
Answer: addressing a packet to all machine
Explanation:
Q20. Which of the following IP address class is Multicast
(A) Class A
(B) Class B
(C) Class C
(D) Class D
Answer: Class D
Explanation:
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