Operating System MCQs

1019 MCQs  (Page 81 of 102)

For a direct access file ____________
A. There are restrictions on the order of reading and writing
B. There are no restrictions on the order of reading and writing
C. Access is restricted permission wise
D. Access is not restricted permission wise
A relative block number is an index relative to ____________
A. The beginning of the file
B. The end of the file
C. The last written position in file
D. None of the mentioned
The index contains ____________
A. Names of all contents of file
B. Pointers to each page
C. Pointers to the various blocks
D. All of the mentioned
For large files, when the index itself becomes too large to be kept in memory?
A. Index is called
B. An index is created for the index file
C. Secondary index files are created
D. All of the mentioned
What is the mount point?
A. An empty directory at which the mounted file system will be attached
B. A location where every time file systems are mounted
C. Is the time when the mounting is done
D. None of the mentioned
When a file system is mounted over a directory that is not empty then _____________
A. The system may not allow the mount
B. The system must allow the mount
C. The system may allow the mount and the directory’s existing files will then be made obscure
D. All of the mentioned
In UNIX, exactly which operations can be executed by group members and other users is definable by _____________
A. The group’s head
B. The file’s owner
C. The file’s permissions
D. All of the mentioned