Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Chapter: 11
Q401:
Thin Ethernet coax cables connect computers by ______ connectors.
A. T-connectors
B. BNC
C. RJ45
D. USB
Correct Answer:
B
Chapter: 11
Q402:
Which of the following is true about NIC hardware?
A. It acts like an I/O device to the CPU
B. It is part of the CPU
C. It is used for storage
D. It manages power supply
Correct Answer:
A
Chapter: 11
Q403:
NIC buffering and processing reduces load on the ______.
A. system CPU
B. GPU
C. Network switch
D. Router
Correct Answer:
A
Chapter: 11
Q404:
The network connector on the NIC is typically located at the ______ of the computer.
A. back
B. front
C. side
D. top
Correct Answer:
A
Chapter: 12
Q405:
What type of cable does 10Base-T Ethernet use?
A. Coaxial cable
B. Twisted pair cable
C. Fiber optic cable
D. AUI cable
Correct Answer:
B
Chapter: 12
Q406:
10Base-T Ethernet replaced AUI cable with which cable?
A. Thick coax
B. Thin coax
C. Twisted pair
D. Fiber optic
Correct Answer:
C
Chapter: 12
Q407:
Which wiring scheme is the cheapest among Ethernet wiring types?
A. Thicknet
B. Thin coax
C. Twisted pair
D. Fiber optic
Correct Answer:
C
Chapter: 12
Q408:
Which device is sometimes called "Ethernet-in-a-box"?
A. Switch
B. Router
C. Hub
D. Repeater
Correct Answer:
C
Chapter: 12
Q409:
What does a hub do in a network?
A. Routes data
B. Extends connection with multiplexing
C. Filters frames
D. Acts as firewall
Correct Answer:
B
Chapter: 12
Q410:
Which algorithm is used in all Ethernet wiring technologies?
A. CSMA/CD
B. TCP/IP
C. UDP
D. HTTP
Correct Answer:
A
Chapter: 12
Q411:
The NIC can support how many connection technologies?
A. One
B. Two
C. Three
D. Four
Correct Answer:
C
Chapter: 12
Q412:
What happens if a transceiver cable is disconnected in wiring using transceivers?
A. Entire network fails
B. Only the disconnected device loses connection
C. All computers lose connection
D. Hub fails
Correct Answer:
B
Chapter: 12
Q413:
Which wiring scheme centralizes electronics and connections?
A. Thin coax
B. Thicknet
C. Hub wiring
D. Twisted pair
Correct Answer:
C
Chapter: 12
Q414:
10Base-T network topology is logically a ______ but physically a ______.
A. Bus, Star
B. Star, Bus
C. Ring, Star
D. Mesh, Ring
Correct Answer:
A
Chapter: 12
Q415:
Token ring network topology is logically a ______ but physically a ______.
A. Ring, Star
B. Star, Bus
C. Bus, Ring
D. Mesh, Star
Correct Answer:
A
Chapter: 12
Q416:
An analyzer configured to count frames of a specific type is performing what?
A. Frame filtering
B. Packet routing
C. Frame filtering and processing
D. Frame transmission
Correct Answer:
C
Chapter: 12
Q417:
Thicknet is considered to be the ______ wiring in terms of cost.
A. Cheapest
B. Moderate
C. Most costly
D. Obsolete
Correct Answer:
C
Chapter: 12
Q418:
Disconnecting one computer in thin coax cable wiring can cause what?
A. No effect
B. Only that computer disconnected
C. Entire network disruption
D. Hub failure
Correct Answer:
C
Chapter: 12
Q419:
The main feature of twisted pair Ethernet is that it forms a ______ topology but functions like a ______.
A. Bus, Star
B. Star, Bus
C. Ring, Mesh
D. Mesh, Ring
Correct Answer:
B
Chapter: 12
Q420:
Logical topology depends on ______.
A. Wiring scheme
B. Network technology
C. Physical placement
D. Hub type
Correct Answer:
B