Multiple Choice Question on Operating System





Operating System » Section-1

1 .
The part of machine level instruction, which tells the central processor what has to be done, is
A .
Operation code
B .
Address
C .
Locator
D .
Flip-Flop
2 .
Which of the following refers to the associative memory?
A .
the address of the data is generated by the CPU
B .
the address of the data is supplied by the users
C .
there is no need for an address i.e. the data is used as an address
D .
the data are accessed sequentially
  • View Answer
    • C . there is no need for an address i.e. the data is used as an address
3 .
To avoid the race condition, the number of processes that may be simultaneously inside their critical section is
A .
1
B .
2
C .
4
D .
8
4 .
A system program that combines the separately compiled modules of a program into a form suitable for execution
A .
assembler
B .
linking loader
C .
cross compiler
D .
load and go
5 .
Process is
A .
program in High level language kept on disk
B .
contents of main memory
C .
a program in execution
D .
a job in secondary memory