Quiz
CSSE4004 - Lecture 9
Questions in this quiz (8)
1In the Remote access model, accesses are done on the client and returned to the server once complete
- ATrue
- BFalse
2Which of the following is false about NFS?
- AUses the Remote access model
- BOriginally designed to be stateless, but no longer stateless for performance reasons
- CAll clients must see the same name if they can see same file
- DUses sequence numbering to achieve fault tolerance
3Which of the following is FALSE about distributed systems on the world wide web
- ACaching may occur both by browsers and proxies
- BContend delivery networks are a form of replication
- CDNS has a global namespace
- DSOAP is increasingly replacing HTTP
4What coordination model would be appropriate for a message which is referentially coupled by temporally uncoupled?
- AMailbox
- BDirect
- CMeeting oriented
- DGenerative communication
5When would Meeting oriented coordination be appropriate?
- AReferentially uncoupled, Temporally coupled
- BReferentially uncoupled, Temporally uncoupled
- CReferentially coupled, Temporally coupled
- DReferentially coupled, Temporally uncoupled
6Which of the following is FALSE
- ABoth NFS and Coda use write-back cache consistency
- BIn Coda, file IDs have a global scope
- CClient process in Coda are described as thin
- DAccess transparency by unix systems is a major design goal of NFS
7Which of the following is false about Java Jini?
- ASeparates communication from synchronization
- BBased on Linda
- CImplements a distribute tuple space
- DScales efficiently, allowing coordination to be used frequently
8Which of the following is false about Coda?
- AShared name space maintained across all clients
- BLocally cached files allow operation across failure
- CSupports disconnected operation, on reconnection resolves conflicts
- DLimited to about 100 workstations due to non-locking design
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- CSSE4004 - Lecture 9
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- tb22
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- English
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