Classical

Operating System - File System

16:  

Number of minimal set of required file operations are

A.

two

B.

four

C.

five

D.

six

 
 

Option: D

Explanation :

Six basic file operations

  1. Creating a file.

  2. Writing a file. 

  3. Reading a file. 

  4. Repositioning within a file. 

  5. Deleting a file. 

  6. Truncating a file. 


17:  

Which types of file organization are supported by magnetic tape?

A.

random files

B.

contiguous sequential file

C.

indexed sequential file

D.

all of these

 
 

Option: B

Explanation :


18:  

Shared sub-directories and files are example of

A.

a cyclic graph directory

B.

tree structured direction

C.

one level directory

D.

none of these

 
 

Option: A

Explanation :


19:  

Consider six files : F1, F2, F3, F4, F5, F6 with corresponding sizes 100, 200, 70, 40, 250 and 50 respectively, the files are to be stored on a sequential device in such a way that as to optimize access time. In what order should the files be stored?

A.

F6, F5, F4, F3, F2, F1

B.

F1 F2, F3, F4, F5, F6

C.

F5, F2, F1, F3, F6 , F4

D.

F4, F6, F3, F1 F2, F5

 
 

Option: D

Explanation :

Files are arranged according to ascending order of size.


20:  

Which type of design problem in file system?

A.

How the file system should look to the user

B.

Algorithm and data structure must be created to map the logical file system onto the secondary storage device

C.

Both (a) and (b)

D.

None of these

 
 

Option: C

Explanation :




Suggest an improvement