Answer Posted / vardhan
"A semaphore restricts the number of simultaneous users of
a shared resource up to a maximum number. Threads can
request access to the resource (decrementing the
semaphore), and can signal that they have finished using
the resource (incrementing the semaphore)."
| Is This Answer Correct ? | 6 Yes | 0 No |
Post New Answer View All Answers
What is the difference between 16 bit and 32 bit?
Explain the concept of the timesharing operating systems?
Can you move program files from c to d?
Do I need program files x86?
What are the pros and cons of using circuit switching?
What is validity fault?
How does the system detect thrashing? Once it detects thrashing, what can the system do to eliminate this problem?
Which is better chkdsk r or f?
What are the different ram standards/versions?
Does chkdsk delete files?
What is RR scheduling algorithm?
How does DMA increase system concurrency? How does it complicate hardware design?
What is external fragmentation?
What is the difference between af and whitworth spanners?
Explain the typical elements of a process image?