Network Performance

Which of the following is a fundamental way to measure network performance?

• Cost

• Reliability

• Security

• Bandwidth

Informally, how is bandwidth defined?

• The actual amount of data that passes through the medium.

• The total time it takes for a message to travel from source to destination.

• 
  The maximum amount of data that can be transmitted per second.

• The number of errors encountered during data transmission.

What is the relationship between a link's bandwidth (B) and its throughput (T)?

• T is always greater than B.

• 
  T is always equal to B.

• T can be greater than or equal to B.

• 
  T is always less than B.

Which of the following is NOT a component of latency (delay) in a network?

• 
  Encryption delay

• 
  Transmission delay

• 
  Queueing delay

• Propagation delay

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