FS Interface Protection - Operating System Questions & Answers

1.

Reliability of files can be increased by :

   A.) keeping the files safely in the memory
   B.) making a different partition for the files
   C.) by keeping them in external storage
   D.) by keeping duplicate copies of the file

Answer: Option 'D'

by keeping duplicate copies of the file

2.

To control access the three bits used in UNIX are represented by :

   A.) r
   B.) w
   C.) x
   D.)

Answer: Option ''

all of the mentioned

3.

In UNIX, the directory protection is handled _________ to the file protection.

   A.) different
   B.) similar
   C.) it is not handled at all
   D.) none of the mentioned

Answer: Option 'B'

​similar

4.

The main problem with access control lists is :

   A.) their maintenance
   B.) their length
   C.) their permissions
   D.) all of the mentioned

Answer: Option 'B'

​their length

5.

Disks are segmented into one or more partitions, each containing a file system or ______

   A.) left ‘raw’
   B.) made into swap space
   C.) made into backup space
   D.) left ‘ripe’

Answer: Option 'A'

left ‘raw’

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