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Question:
(a) Define the term system software and application software, giving an example for each.
(b) Draw a diagram to represent the abstract view of a computer system including the following components:
The Operating System, Application and System Software, Computer Hardware and the Users.
(c) Describe the term multiprogramming and explain how it increases CPU usage.
Briefly discuss on I/O hardware? A controller is a collection of electronics that can operate a port, a bus, or a device. A serial-port controller is an easy controller. It is
FIFO page replacement algorithm with example
what is multiprogramming
Explain about deadlock prevention? In order for the occurrence of deadlock, the four conditions like mutual exclusion, hold and wait, no pre-emption and circular wait must hap
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
Q. Consider the following page-replacement algorithms. Rank the algorithms on a five-point scale from "bad" to "perfect" according to their page-fault rate. Detach those algorithm
Explain external fragmentation? External fragmentation is the process where the free space and the space still available for use, in a piece of storage become separated into ma
Discuss the risks of having a single root user
Consider a particular system that does not have an interrupting clock. The only way a thread can lose the processor is to voluntarily surrender it. Additionally, the operating sy
Define deadlock prevention. Deadlock prevention is a set of process for ensuring that at least one of the four essential conditions like mutual exclusion, hold and wait, no pr
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