Block or buffer caches are used
A. to improve disk performance
B. to handle interrupts
C. to increase the capacity of main memory
D. to speed up main memory read operation
E. None of the above
Answer: Option A
Solution(By Examveda Team)
Buffer cache is where data blocks are copied to perform SQL operations. Buffer cache is shared memory structure and it is concurrently accessed by all server processes.This Question Belongs to Computer Fundamentals >> 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
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