πŸ“Š Distributed Computing System (DCS)
Q. In a distributed file system, a file is uniquely identified by ___________
  • (A) host name
  • (B) local name
  • (C) the combination of host name and local name
  • (D) none of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (C) the combination of host name and local name
πŸ“Š Distributed Computing System (DCS)
Q. There is no need to establish and terminate a connection through open and close operation in ___________
  • (A) stateless file service
  • (B) stateful file service
  • (C) both stateless and stateful file service
  • (D) none of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (A) stateless file service
πŸ“Š Distributed Computing System (DCS)
Q. In distributed file system, file name does not reveal the file’s ___________
  • (A) local name
  • (B) physical storage location
  • (C) both local name and physical storage location
  • (D) none of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (B) physical storage location
πŸ“Š Distributed Computing System (DCS)
Q. Which one of the following is a distributed file system?
  • (A) andrew file system
  • (B) network file system
  • (C) novel network
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the mentioned
πŸ“Š Distributed Computing System (DCS)
Q. What are the characteristics of mutual exclusion using centralized approach?
  • (A) one processor as coordinator which handles all requests
  • (B) it requires request,reply and release per critical section entry
  • (C) the method is free from starvation
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the mentioned
πŸ“Š Distributed Computing System (DCS)
Q. What are the advantages of token(with rings) passing approach?
i) One processor as coordinator which handles all requests
ii) No starvation if the ring is unidirectional
iii) There are many messages passed per section entered if few users want to get in section
iv) One processor as coordinator which handles all requests
v) Only one message/entry if everyone wants to get in
  • (A) i
  • (B) ii and iii
  • (C) i, ii and iii
  • (D) i, ii and iv
πŸ’¬ Discuss
βœ… Correct Answer: (D) i, ii and iv
πŸ“Š Distributed Computing System (DCS)
Q. What are the characteristics of atomicity?
  • (A) all operations associated are executed to completion or none are performed
  • (B) one processor as coordinator which handles all requests
  • (C) when responses are received from all processes, then the process can enter its critical section
  • (D) use communication links
πŸ’¬ Discuss
βœ… Correct Answer: (A) all operations associated are executed to completion or none are performed
πŸ“Š Distributed Computing System (DCS)
Q. What things are the transaction coordinator is responsible for?
  • (A) starting the execution of the transaction
  • (B) breaking transaction into a number of subtransactions
  • (C) coordinating the termination of the transaction
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the mentioned
πŸ“Š Distributed Computing System (DCS)
Q. Which of the following advantages follows the single coordinator approach?
  • (A) simple implementation
  • (B) simple deadlock handling
  • (C) bottleneck
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the mentioned

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