Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 8
Q101:
A network topology consisting of a single backbone cable is called a ________.
A. Ring topology
B. Mesh topology
C. Star topology
D. Bus topology
Correct Answer:
D
Chapter: 8
Q102:
Which network topology forms a closed loop where data travels in one direction?
A. Mesh
B. Ring
C. Star
D. Bus
Correct Answer:
B
Chapter: 8
Q103:
What does a physical topology represent?
A. Logical flow of data
B. Physical layout of devices and cables
C. Network IP address allocation
D. Routing protocols
Correct Answer:
B
Chapter: 8
Q104:
Which of the following topologies is easiest to set up and inexpensive?
A. Mesh
B. Star
C. Bus
D. Ring
Correct Answer:
C
Chapter: 8
Q105:
Which topology involves a dedicated connection between each pair of nodes?
A. Bus topology
B. Star topology
C. Ring topology
D. Mesh topology
Correct Answer:
D
Chapter: 9
Q106:
Which topology is shown in the diagram?
A. Star Topology
B. Bus Topology
C. Mesh Topology
D. Ring Topology
Correct Answer:
C
Chapter: 9
Q107:
In a mesh topology, each station is connected to _______.
A. Only one device
B. Every other station
C. Central hub
D. A single line
Correct Answer:
B
Chapter: 9
Q108:
What is the main advantage of a mesh topology?
A. Low cost
B. Fault tolerance
C. Simple configuration
D. Single cable usage
Correct Answer:
B
Chapter: 9
Q109:
Mesh topology is an example of which type of topology?
A. Logical topology
B. Hybrid topology
C. Physical topology
D. Dynamic topology
Correct Answer:
C
Chapter: 9
Q110:
What happens when one connection fails in a mesh topology?
A. The entire network fails
B. Only that connection is affected
C. Data stops flowing
D. All stations disconnect
Correct Answer:
B
Chapter: 9
Q111:
Which topology requires the highest number of cables?
A. Bus Topology
B. Star Topology
C. Mesh Topology
D. Ring Topology
Correct Answer:
C
Chapter: 9
Q112:
The number of connections in a full mesh topology for 5 devices is _______.
A. 10
B. 8
C. 12
D. 5
Correct Answer:
A
Chapter: 9
Q113:
A mesh topology provides redundant paths for _______.
A. Cost savings
B. Data transmission
C. Physical configuration
D. Protocol communication
Correct Answer:
B
Chapter: 9
Q114:
Mesh topology is _______ to implement compared to other topologies.
A. More expensive
B. Cheaper
C. Simpler
D. Faster
Correct Answer:
A
Chapter: 9
Q115:
What is the main drawback of mesh topology?
A. High complexity and cost
B. Single point of failure
C. Limited connections
D. Poor performance
Correct Answer:
A
Chapter: 9
Q116:
Which of the following statements is TRUE about mesh topology?
A. A central hub connects all devices
B. Each node connects to every other node
C. Data flows in one direction
D. Devices use a bus cable
Correct Answer:
B
Chapter: 9
Q117:
In a mesh topology, the number of connections increases with _______.
A. The cost of cables
B. The number of devices
C. Central hub usage
D. Network delay
Correct Answer:
B
Chapter: 9
Q118:
Mesh topology provides better reliability for _______.
A. Small-scale networks
B. Large-scale networks
C. Star networks
D. Linear networks
Correct Answer:
B
Chapter: 9
Q119:
Which topology offers dedicated connections for every device?
A. Bus Topology
B. Mesh Topology
C. Star Topology
D. Hybrid Topology
Correct Answer:
B
Chapter: 9
Q120:
Full mesh topology provides _______ paths for data.
A. No
B. A single
C. Redundant
D. Linear
Correct Answer:
C