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CSSE4004 - Lecture 9

tb22 8 perguntas

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Perguntas do quiz (8)

  1. 1In the Remote access model, accesses are done on the client and returned to the server once complete
    1. AVerdadeiro
    2. BFalso
  2. 2Which of the following is false about NFS?
    1. AUses the Remote access model
    2. BOriginally designed to be stateless, but no longer stateless for performance reasons
    3. CAll clients must see the same name if they can see same file
    4. DUses sequence numbering to achieve fault tolerance
  3. 3Which of the following is FALSE about distributed systems on the world wide web
    1. ACaching may occur both by browsers and proxies
    2. BContend delivery networks are a form of replication
    3. CDNS has a global namespace
    4. DSOAP is increasingly replacing HTTP
  4. 4What coordination model would be appropriate for a message which is referentially coupled by temporally uncoupled?
    1. AMailbox
    2. BDirect
    3. CMeeting oriented
    4. DGenerative communication
  5. 5When would Meeting oriented coordination be appropriate?
    1. AReferentially uncoupled, Temporally coupled
    2. BReferentially uncoupled, Temporally uncoupled
    3. CReferentially coupled, Temporally coupled
    4. DReferentially coupled, Temporally uncoupled
  6. 6Which of the following is FALSE
    1. ABoth NFS and Coda use write-back cache consistency
    2. BIn Coda, file IDs have a global scope
    3. CClient process in Coda are described as thin
    4. DAccess transparency by unix systems is a major design goal of NFS
  7. 7Which of the following is false about Java Jini?
    1. ASeparates communication from synchronization
    2. BBased on Linda
    3. CImplements a distribute tuple space
    4. DScales efficiently, allowing coordination to be used frequently
  8. 8Which of the following is false about Coda?
    1. AShared name space maintained across all clients
    2. BLocally cached files allow operation across failure
    3. CSupports disconnected operation, on reconnection resolves conflicts
    4. DLimited to about 100 workstations due to non-locking design

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CSSE4004 - Lecture 9
Autor
tb22
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English
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