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What is degree of multiprogramming?
Degree of multiprogramming signifies the number of processes in memory. If the degree of Multiprogramming is steady after that the average rate of process creation must be equal to the average departure rate of processes leaving the system. The degree of multiprogramming is leap by the number of partitions
Explain the steps in deadlock recovery. a) Exterminate off all processes involved - drastic. b) Exterminate off one at a time till deadlock gone - select a victim.
Define the DosExecPgm Functions used in the OS/2 DosExecPgm (objBuffer, objLen, flags, cmdLine, env, &resultCode, execName) DosExecPgm function is designed to load an execut
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Describe Three major roles of operating systems in business computer systems
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
Suppose a logical address space is 1KB, and the page-size is 16 bytes. Assume no page is in the main memory for this process initially and the pure demand paging is used. Current f
Several schemes available are as follows: Pipes : One-way communication process through which different process can interact. The problem is that the two processes could have
Define CPU scheduling. CPU scheduling is the method of switching the CPU among several processes. CPU scheduling is the basis of multiprogrammed operating systems. By switching
Explain the Real Time Operating System A real-time operating system comprises definite, fixed time constraints. Processing should be done in the defined constraints, or the sys
Q. What are the major advantages of the microkernel approach to system design? Answer: Benefits usually include the following (a) Adding a new service doesn't require modify
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