Computer Network | Mock Test

Question 1
Sequence the following actions for the interaction between a web browser and a web server.
A. Browser requests a webpage using HTTP.
B. Browser establishes a TCP connection with the web server.
C. Server sends the requested webpage using HTTP.
D. Browser resolves the domain name using DNS.
Select one:
a. 1,3,2,4
b. 4,2,1,3
c. 1,2,3,4
d. 2,3,4,1
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Question 2
Which command provides information about delay measurement from source to destination?
Select one:
a. Traceroute
b. Nslookup
c. Netstat
d. None
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Question 3
In the following which term , refers to a set of procedures used to restrict amount of data that sender can send before waiting for acknowledgment is
Select one:
a. error control
b. flow control
c. ADSL
d. byte stuffing
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Question 4
………. needs ports or service access points.
Select one:
a. Network layer
b. Data Link layer
c. Physical Layer
d. Transport layer
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Question 5
Applications that need to talk across a network uses __________ for communication with the end-node (destination)
Select one:
a. Sockets
b. Semaphores
c. Shared memory
d. Message queues
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Question 6
Among the network topologies listed below, which would be the preferred WAN design to implement for a company with a hierarchical structure i.e. with main, regional and branch offices, where information is exchanged from main to regional to branch offices and vice-versa?
Select one:
a. Partial Mesh
b. Ring
c. Tree
d. Double-Ring
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Question 7
Error Control and Flow Control are responsibilities of
Select one:
a.data link and network Layers
b.data link and Physical Layer
c.Application and Presentation Layer
d.  data link and Transport Layer
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Question 8
What is the size of Urgent pointer in TCP segment
Select one:
a. 16 bits
b. 8 bits
c. 32 bits
d. 24 bits
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Question 9
What is the total size of source field of UDP Checksum
Select one:
a. 16 bits
b. 24 bits
c. 8 bits
d. 32 bits
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Question 10
The following application layer protocol spec specifies support for both TCP and UDP at the transport layer:
Select one:
a. HTTP
b. Telnet
c. FTP
d. DNS
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