Q.1
Which network topology does this represent?
Questioncryptography-network-security-questions-answers1.jpg
  • a) Mesh
  • b) Star
  • c) Bus
  • d) Ring
Q.2
‘Jitter’ refers to-
  • a) errorless delivery
  • b) variation in the packet arrival time
  • c) timely delivery of message
  • d) none of the mentioned
Q.3
2 Half duplex systems can make a Full-Duplex.
  • a) True
  • b) False
Q.4
Which topology requires the most amount of wiring?
  • a) Mesh
  • b) Star
  • c) Bus
  • d) Ring
Q.5
How many links are there for N nodes in the mesh topology?
  • a) 1
  • b) N(N+1)/2
  • c) N
  • d) N(N-1)/2
Q.6
Which topology has a central hub?
  • a) Mesh
  • b) Star
  • c) Bus
  • d) Ring
Q.7
Which topology has the toughest fault identification?
  • a) Mesh
  • b) Star
  • c) Bus
  • d) Ring
Q.8
Ethernet LANs use which topology?
  • a) Mesh
  • b) Star
  • c) Bus
  • d) Ring
Q.9
Which topology uses the token passing algorithm?
  • a) Mesh
  • b) Star
  • c) Bus
  • d) Ring
Q.10
How many lines are required for the bus topology?
  • a) N(N-1)/2
  • b) N
  • c) N+1
  • d) none of the mentioned
Q.11
A list of protocols used is known as –
  • a) protocol access
  • b) protocol stack
  • c) permutation stack
  • d) none of the mentioned
Q.12
In order to prevent a fast sender from swamping a slow receiver with data, feedback is often used. This process is known as-
  • a) flow control
  • b) multiplexing
  • c) congestion
  • d) none of the mentioned
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