Question Detail

Which of following need a device driver

Cache
Disk
Main Menory
Registers

Answer: Option B

Similar Questions :

1. File record length

Should be chosen to match the data characteristics
should be fixed
should be variable
vary system to system

Answer: Option A

2. What are global locks ?

they synchronize access to local resources
they synchronize access to global resources
they synchronize access to local and global resources
none of above

Answer: Option B

3. Which of following need a device driver

Cache
Disk
Main Menory
Registers

Answer: Option B

4. Which of following is not an advantage of multiprogramming ?

increased throughput
shorter response time
ability to assign priorities of jobs
decreased system overload

Answer: Option D

5. Which scheduling policy is most suitable for time shared operating system ?

Shortest job first
FCFS
LCFS
Round robin

Answer: Option D

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