...... is used in operating system to separate mechanism from policy
A. Single level implementation
B. Two level implementation
C. Multi level implementation
D. None
Answer: Option B
Solution(By Examveda Team)
Two level implementation is used in operating system to separate mechanism from policy. It uses two different schedulers, one lower-level scheduler which can only select among those processes in memory to run. That scheduler could be a Round-robin scheduler. The other scheduler is the higher-level scheduler whose only concern is to swap in and swap out processes from memory.Related Questions on Operating System
If there are multiple recycle bin for a hard disk
A. You can set different size for each recycle bin
B. You can choose which recycle bin to use to store your deleted files
C. You can make any one of them default recycle bin
D. None of above
A. You can find deleted files in recycle bin
B. You can restore any files in recycle bin if you ever need
C. You can increase free space of disk by sending files in recycle bin
D. You can right click and choose Empty Recycle Bin to clean it at once
If the displayed system time and date is wrong, you can reset it using
A. Write
B. Calendar
C. Write file
D. Control panel
Join The Discussion