Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 7
Q81:
Which structure requires a direct path for communication between two nodes?
A. Point-to-Point
B. Multipoint
C. Hybrid
D. Tree
Correct Answer:
A
Chapter: 7
Q82:
Which of the following is not a type of physical network connection?
A. Point-to-Point
B. Multipoint
C. Node-to-Node
D. Wireless
Correct Answer:
C
Chapter: 8
Q83:
What type of communication link connects exactly two devices?
A. Multipoint link
B. Point-to-point link
C. Star link
D. Mesh link
Correct Answer:
B
Chapter: 8
Q84:
Which of the following describes a communication link where multiple devices share the same medium?
A. Point-to-point
B. Star topology
C. Multipoint
D. Mesh topology
Correct Answer:
C
Chapter: 8
Q85:
In a point-to-point connection, how many devices are directly connected?
A. Only one
B. Exactly two
C. More than two
D. None
Correct Answer:
B
Chapter: 8
Q86:
What is an example of a multipoint connection?
A. Two devices connected by a dedicated line
B. A single mainframe connected to multiple computers
C. Two routers connected in a network
D. A single user using two laptops
Correct Answer:
B
Chapter: 8
Q87:
Which connection type is suitable for direct communication between two computers?
A. Multipoint
B. Ring topology
C. Point-to-point
D. Bus topology
Correct Answer:
C
Chapter: 8
Q88:
What is the mainframe connected to in a multipoint connection?
A. A single computer only
B. Multiple devices sharing the same link
C. A switch only
D. A single router
Correct Answer:
B
Chapter: 8
Q89:
In a multipoint connection, how do multiple devices share communication?
A. Dedicated lines per device
B. Shared link
C. Individual networks
D. Wireless access
Correct Answer:
B
Chapter: 8
Q90:
How many links exist in a point-to-point connection?
A. One
B. Two
C. Three
D. None
Correct Answer:
A
Chapter: 8
Q91:
What does a multipoint connection involve?
A. Two devices
B. Multiple devices sharing the same link
C. Only routers
D. Only switches
Correct Answer:
B
Chapter: 8
Q92:
What is the term used to describe the physical layout of a network?
A. Protocol
B. Topology
C. Routing
D. Addressing
Correct Answer:
B
Chapter: 8
Q93:
Which of the following is an example of a physical network topology?
A. Bus
B. Tree
C. Hub
D. Switch
Correct Answer:
A
Chapter: 8
Q94:
In a star topology, all devices are connected to which central component?
A. Hub or Switch
B. Router
C. Node
D. Gateway
Correct Answer:
A
Chapter: 8
Q95:
What are the main components of a network topology?
A. Only links
B. Only nodes
C. Links and nodes
D. Cables and software
Correct Answer:
C
Chapter: 8
Q96:
Which topology connects each device directly to every other device in the network?
A. Ring topology
B. Mesh topology
C. Star topology
D. Bus topology
Correct Answer:
B
Chapter: 8
Q97:
In a bus topology, how are devices connected?
A. Using a central hub
B. In a straight line
C. In a circular path
D. Fully connected
Correct Answer:
B
Chapter: 8
Q98:
A ring topology connects devices in which of the following manners?
A. Using a switch
B. In a straight line
C. In a closed loop
D. Fully connected
Correct Answer:
C
Chapter: 8
Q99:
In which topology does a failure of the central hub affect the entire network?
A. Mesh
B. Star
C. Bus
D. Ring
Correct Answer:
B
Chapter: 8
Q100:
Which topology is most expensive due to its redundant connections?
A. Bus
B. Ring
C. Mesh
D. Star
Correct Answer:
C