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CONTROL PROGRAMS Control Programs are those programs which control & maintain the operation of computer. They provide basic facilities. Control program are further divided into
Explain about interprocess communication The cooperating processes communicate with each other via an interprocess communication facility. IPC gives a mechanism to permit proce
What is real time system? A real time system has well explained, fixed time constraints. Processing must be done within the explained constraints, or the system will fail. It i
Semispace works by maintaining two disjoint areas from which memory can be allocated. These areas are called the from-space and the to-space. At ?rst, the algorithm allocates memor
Define process? What is meant by state of a process? Process is a program in implementation. A process in general includes the process stack, which consists temporary data and
LRU page replacement In least lately used page replacement algorithm we will replace that page that hasn't been used for the longest period of time. This is similar as an opti
What is a binary Semaphore?
Question : a) Consider table 1.0 below, assume the processes arrived in the order P 1 , P 2 , P 3 , P 4 at time shown and need the indicated burst time (both in milliseconds)
We have talked about blocking locks, which voluntarily yield, and spinlocks, which just spin until they acquire the lock. At ?rst, it seems like spinlocks are verywasteful, and tha
Q. Most WANs utilize only a partially connected topology. Why is this subsequently Answer: Cost. A completely connected network requires a link between every node in the netw
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