Robustness of Distributed Systems - Operating System Questions & Answers

1.

In which OSI layer encryption and decryption happens?

   A.) Application
   B.) Presentation
   C.) Transport
   D.) Data Link

Answer: Option 'B'

​Presentation

2.

Which layer is responsible for The process-to-process delivery?

   A.) Physical
   B.) Application
   C.) Transport
   D.) Network

Answer: Option 'C'

​Transport

3.

What are different ways distributed may suffer?

   A.) Failure of a link
   B.) Failure of a site
   C.) Loss of message
   D.) All of the mentioned

Answer: Option 'D'

All of the mentioned

4.

Which layer is the layer closest to the transmission medium ?

   A.) Transport
   B.) Network
   C.) Data link
   D.) Physical

Answer: Option 'D'

Physical

5.

What are design issues in distributed system structure?

   A.) Scalability
   B.) Fault-tolerance
   C.) Clustering
   D.) All of the mentioned

Answer: Option 'D'

All of the mentioned

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