Network Topologies (e.g., Bus, Star, Mesh) MCQs

Which network topology uses a central hub or switch with all nodes connected directly to it?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
In a bus topology, how are nodes connected?

A) All nodes are connected to a central hub.
B) Nodes are connected in a circular manner.
C) Nodes are connected in a linear fashion to a common backbone.
D) Each node is connected directly to every other node.
Answer: C
Which topology provides redundancy and fault tolerance due to multiple paths between nodes?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
In a star topology, what happens if the central hub or switch fails?

A) The entire network goes down.
B) Only the directly connected nodes are affected.
C) Nodes can still communicate through other pathways.
D) It automatically switches to a bus topology.
Answer: A
Which network topology uses a token-passing mechanism to control access to the network?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: C
Which network topology is commonly used in Ethernet LANs?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which topology allows for easy installation and troubleshooting of network issues?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
In a mesh topology with
𝑛
n nodes, how many links are needed for each node to connect directly with every other node?

A)
𝑛
n
B)
𝑛
−
1
n−1
C)
𝑛
(
𝑛
−
1
)
2
2
n(n−1)
​

D)
2
𝑛
2n
Answer: C
Which network topology has the highest physical cable requirement as the network size increases?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which topology uses terminators at both ends of the backbone cable to prevent signal reflection?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: A
Which topology is least affected by a single point of failure?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which network topology allows for easy scalability by simply adding more nodes?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
In a mesh topology, what is the main advantage of having multiple paths between nodes?

A) Lower cost of cabling
B) Higher network speed
C) Greater fault tolerance
D) Simpler network management
Answer: C
Which topology requires a central point of control, making it easy to manage?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which topology can suffer from the “collision domain” problem in Ethernet networks?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: A
Which network topology provides the most privacy and security because data travels directly between sender and receiver?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
In a ring topology, how are data packets transmitted between nodes?

A) Broadcast to all nodes
B) Point-to-point transmission
C) Token-passing mechanism
D) Through a central switch
Answer: C
Which network topology is susceptible to the “broadcast storm” problem?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: A
Which topology allows for easy isolation and troubleshooting of network issues?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which topology is commonly used in wireless networks and satellite communications?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which topology provides a dedicated link between every pair of nodes?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
In a bus topology, what happens if the backbone cable is damaged or disconnected?

A) The entire network goes down.
B) Only the affected segment is disconnected.
C) Nodes can still communicate through other pathways.
D) It automatically switches to a star topology.
Answer: A
Which topology is the simplest to implement and requires the least amount of cabling?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: A
Which topology offers the highest reliability in terms of network communication?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which topology is highly scalable and suitable for large networks with heavy traffic?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which network topology is prone to the “single point of failure” issue?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: A
Which topology is commonly used in LANs (Local Area Networks) for its simplicity and cost-effectiveness?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
In a mesh topology, what is the total number of connections required for
𝑛
n nodes?

A)
𝑛
n
B)
𝑛
−
1
n−1
C)
𝑛
(
𝑛
−
1
)
2
2
n(n−1)
​

D)
2
𝑛
2n
Answer: C
Which topology has the potential for higher network performance due to dedicated connections between nodes?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which topology is not affected by collisions or broadcast storms?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which network topology requires the least amount of cabling when initially setting up a small network?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
In a ring topology, what happens if one node fails?

A) The entire network goes down.
B) Only the affected segment is disconnected.
C) Nodes can still communicate through other pathways.
D) It automatically switches to a star topology.
Answer: A
Which topology provides the easiest method for adding or removing devices from the network?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which topology is typically used in WANs (Wide Area Networks) due to its fault tolerance and reliability?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which network topology is not practical for large-scale networks due to the complexity of cabling?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: A
In a star topology, what type of cabling is used between the central hub/switch and each node?

A) Coaxial cable
B) Twisted pair cable
C) Fiber optic cable
D) Ethernet cable
Answer: B
Which topology allows for the highest level of privacy and security of data transmission?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which topology is suitable for networks where every node needs to communicate directly with every other node?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which topology is commonly used in telephone networks for its fault tolerance and reliability?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: C
Which network topology has the potential for higher bandwidth due to dedicated connections between nodes?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
Which topology is less susceptible to signal interference and crosstalk between nodes?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
In a mesh topology, what is the main disadvantage compared to other topologies?

A) High cost and complexity of cabling
B) Limited scalability for adding more nodes
C) Lower network speed and performance
D) Vulnerability to single point of failure
Answer: A
Which topology allows for the easiest detection and isolation of network faults and failures?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which network topology is most commonly used in modern Ethernet LANs?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which topology provides a straightforward method for adding new nodes without disrupting the entire network?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which topology is known for its simplicity and ease of installation in small networks?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: B
Which network topology is most suitable for networks with heavy data traffic between specific nodes?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D
In a ring topology, how are data packets transmitted between nodes?

A) Broadcast to all nodes
B) Point-to-point transmission
C) Token-passing mechanism
D) Through a central switch
Answer: C
Which network topology is less susceptible to the “collision domain” problem found in bus topologies?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: C
Which topology provides the highest level of fault tolerance and redundancy in network communications?

A) Bus topology
B) Star topology
C) Ring topology
D) Mesh topology
Answer: D