Question Detail

Dispatcher function is to

put tasks in I/O wait
schedule tasks in processor
change task priorities
All of above

Answer: Option A

Similar Questions :

1. Which operating system reacts in the actual time

Batch system
Quick response system
Real time system
Time sharing system

Answer: Option C

2. The part of machine level instruction, which tells the central processor what has to be done, is

Operation code
Address
Locator
Flip-Flop

Answer: Option A

3. A public key encryption system

Allows only the correct sender to decode the data
Allows only the correct receiver to decode the data
Allows anyone to decode the data
none of above

Answer: Option B

4. Root directory of a disk should be placed

at the fixed address in the main memory
at a fixed location on the disk
at the fixed location on system disk
anywhere on the disk

Answer: Option B

5. Semophores are used to solve the problem of

race condition
process synchronization
mutual exclusion
belady problem

Answer: Option C

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