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Q. What are the major differences between operating systems for mainframe computers and personal computers?
Answer: In general operating systems for batch systems have simpler requirements than for personal computers. Batch systems don't have to be concerned with interacting with a user as much as a personal computer. Consequently an operating system for a PC must be concerned with response time for an interactive user. Batch systems don't have such requirements. A pure batch system as well may have not to handle time sharing whereas an operating system must switch rapidly between different jobs.
What is the use of FIFOs in client-server applications
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
explain simple segmentation
What is the purpose of system calls? System calls permit user-level processes to request services of the operating system.
how it is work.
What does Verification represent? Verification shows the set of activities that are carried out to confirm that the software correctly executes the specific functionality.
Determine what the “blocking factor” of a file is Blocking factor is the number of logical records in one physical record
What is an effector process? The effector process is a method that verifies itself.The effector process exists in particular criteria.
Major page fault: If the page is not loaded in memory at the time the fault is stated, then it is named major or hard page fault. The handler in the machine requires to search a
Briefly discuss on page replacement? Page replacement approach is fixed as follows. If no frame is free, we search one that is not presently being used and free it. We can fre
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