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What is process control block?
Every process is represented in the OS by a process control block. It has many pieces of information associated with an exact process.
what is the use of valid invalid bits in paging
What is multiprogramming? Multiprogramming: The management of many processes within a single processor system. Operating systems such like UNIX provide multiprogramming for sha
Q. What are the reasons for process suspension? Reasons for process suspension 1. Swapping 2. Timing 3. Interactive user request 4. Parent process request
SSTF (Shortest Seek Time First) After a demand go to the closest request in the work queue regardless of direction Decrease total seek time compared to FCFS Disadv
Regard as a computer system that runs 5000 jobs per month with no deadlock-prevention or deadlock-avoidance scheme. Deadlocks take place about twice per month and the operator must
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Introduction of linux
what is a batch system give me answer in simple words so that i can understand
Q. Describe the concept of transaction atomicity? Answer: A transaction is a sequence of read as well as writes operations upon some data followed by a commit operation. If the
What is the exclusive feature of UNIX Shell is the exclusive feature of UNIX.
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