Explore topic-wise MCQs in Computer Networks.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Networks knowledge and support exam preparation. Choose a topic below to get started.

1.

“Total length” field in UDP packet header is the length of _________

A. Only UDP header
B. Only data
C. Only checksum
D. UDP header plus data
Answer» E.
2.

The port number is “ephemeral port number”, if the source host is _______

A. NTP
B. Echo
C. Server
D. Client
Answer» E.
3.

Return value of the UDP port “Chargen” is _______

A. String of characters
B. String of integers
C. Array of characters with integers
D. Array of zero’s and one’s
Answer» B. String of integers
4.

CORRECT_EXPRESSION_FOR_UDP_USER_DATAGRAM_LENGTH_IS?$

A. UDP length = IP length – IP header’s length
B. UDP length = UDP length – UDP header’s length
C. UDP length = IP length + IP header’s length
D. UDP length = UDP length + UDP header’s length
Answer» B. UDP length = UDP length ‚Äö√Ñ√∂‚àö√ë‚àö¬® UDP header‚Äö√Ñ√∂‚àö√ë‚àö¬•s length
5.

The_field_used_to_detect_errors_over_the_entire_user_datagram_is$

A. UDP header
B. Checksum
C. Source port
D. Destination port
Answer» C. Source port
6.

“Total length” field in UDP packet header is the length o?#

A. Only UDP header
B. Only data
C. Only checksum
D. UDP header plus data
Answer» E.
7.

The port number is “ephemeral port number”, if the source host is ……$

A. NTP
B. Echo
C. Server
D. Client
Answer» E.
8.

what is the header size of UDP packet?

A. 8 bytes
B. 8 bits
C. 16 bytes
D. 124 bytes
Answer» B. 8 bits
9.

Beyond IP, UDP provides additional services such as

A. Routing and switching
B. Sending and receiving of packets
C. Multiplexing and demultiplexing
D. Demultiplexing and error checking
Answer» E.
10.

Return value of the UDP port “Chargen” is$

A. String of characters
B. String of integers
C. Array of characters with integers
D. Array of zero’s and one’s
Answer» B. String of integers
11.

Which of the following is false with respect to UDP

A. Connection-oriented
B. Unreliable
C. Transport layer protocol
D. All of the mentioned
Answer» B. Unreliable