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Explain process scheduling in multiprogramming
Multiprogramming is able to be defined as a set of following features:
1. A mix of CPU bound and IO bound processes live in the system
2. An IO bound process has superior priority that a CPU bound process
3. Process priorities are static and do not change with time
4. Process scheduling is preventative a low priority running process is preempted if a higher priority process becomes ready
The following figure exemplify the process state transitions in multiprogramming
Explain Deadlock Every process in a set of processes is waiting for an event which only a process in the set can cause.
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While it is hard to resolve a deadlock which has been detected, fortunately it is fairly easy to prevent deadlocks from ever happening. The key is that the conditions above for dea
Convert the following from hex to binary and draw it on the memory map. RAM = 0000 -> 00FF EPROM = FF00 -> FFFF Answer: 0000 0000 0000 0000 (0) RAM sta
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List sample file types, based on use, on the VAX under VMS. source programs (.BAS, .FOR, .COB, .PLI, .PAS, .MAR) data files (.DAT) text files (.TXT) command proced
combined approaches (ULT/KLT)
MEMORY MANAGEMENT USING BIT MAPS In this memory is separated into different allocation units each of some particular size(a few bites).consider every space of size 4k. A
cpu protection in linux
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