Top 150+ Solved Data Communication and Networking MCQ Questions Answer
Q. A technique called ______ is used to create a subnetting effect.
a. ARP
b. RARP
c. proxy ARP
d. none of the above
Q. A _______ is an ARP that acts on behalf of a set of hosts.
a. ARP
b. RARP
c. proxy ARP
d. none of the above
Q. ICMP messages are divided into two broad categories: _____________.
a. query and error reporting messages
b. request and response messages
c. request and reply messages
d. none of the above
Q. An ICMP message has _____ header and a variable-size data section.
a. a 16-byte
b. a 32-byte
c. an 8-byte
d. none of the above
Q. Which of the following is true about ICMP messages?
a. An ICMP error message may be generated for an ICMP error message.
b. An ICMP error message may be generated for each fragment.
c. An ICMP error message may be generated for a multicast datagram.
d. none is true
Q. Which of the following is true about ICMP messages?
a. An ICMP error message may be generated for an ICMP error message.
b. An ICMP error message may be generated only for the first fragment.
c. An ICMP error message may be generated for a multicast datagram.
d. none is true
Q. IGMP is _______ protocol.
a. an error reporting
b. a group management
c. a transmission
d. none of the above
Q. The number of addresses in a class A block is _______.
a. 65,534
b. 16,777,216
c. 256
d. none of the above
Q. The number of addresses assigned to an organization in classless addressing _______.
a. can be any number
b. must be a multiple of 256
c. must be a power of 2
d. none of the above
Q. The first address assigned to an organization in classless addressing _______.
a. must be a power of 4
b. must be evenly divisible by the number of addresses
c. must belong to one of the A, B, or C classes
d. none of the above
Q. Which address could be the beginning address of a block of 32 classless addresses?
a. 2.4.6.5
b. 2.4.6.16
c. 2.4.6.64
d. none of the above
Q. A ________ is a local address. Its jurisdiction is over a local network.
a. physical
b. logical
c. a and b
d. none of the above