Network File System – 2 MCQ’s

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This set of Operating System Multiple Choice Questions & Answers (MCQs) focuses on “Network File System – 2″.

1. Every NFS request has a _________ allowing the server to determine if a request is duplicated or if any are missing.
a) name
b) transaction
c) sequence number
d) all of the mentioned

2. A server crash and recovery will __________ to a client.
a) be visible
b) affect
c) be invisible
d) harm

3. The NFS servers ____________
a) are stateless
b) save the current state of the request
c) maybe stateless
d) none of the mentioned

4. The server must write all NFS data ___________
a) synchronously
b) asynchronously
c) index-wise
d) none of the mentioned

5. The NFS protocol __________ concurrency control mechanisms.
a) provides
b) does not provide
c) may provide
d) none of the mentioned

6. For every pair of component and directory vnode after path name translation ____________
a) a single NFS lookup call is used sequentially
b) a single NFS lookup call is used beginning from the last component
c) at least two NFS lookup calls per component are performed
d) a separate NFS lookup call is performed

7. A single NFS write procedure ____________
a) can be atomic
b) is atomic
c) is non atomic
d) none of the mentioned

8. _______________ in NFS involves the parsing of a path name into separate directory entries – or components.
a) Path parse
b) Path name parse
c) Path name translation
d) Path name parsing

9. When a client has a cascading mount _______ server(s) is/are involved in a path name traversal.
a) at least one
b) more than one
c) more than two
d) more than three

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