Functions of an operating system, Computer Engineering

Assignment Help:

a) In multitasking Operating Systems, there are two types of multitasking such as the "Preemptive Multitasking" and the "Cooperative Multitasking". Describe the two mentioned multitasking type and give a reason which of the two is better.

b) Explain the four main functions of an operating system.

c) What is a modem and give two different kinds of modems.

d) There are several different types of threats concerning computer security. Explain two of such threats.


Related Discussions:- Functions of an operating system

Illustration of cache size of a system, Q. Illustration of cache size of a ...

Q. Illustration of cache size of a system? Cache Size: Cache memory is very costly as compared to main memory and therefore its size is generally kept very small.  It has bee

Gui status in a program from the object browser, Can we create a gui status...

Can we create a gui status in a program from the object browser? Yes.  You can make a GUI STATUS in a program using SET PF-STATUS.

Concurrently read concurrently write, Q. Concurrently read concurrently wri...

Q. Concurrently read concurrently write? It is one of the models derived from PRAM. In this model the processors access the memory locations simultaneously for reading and writ

What is page-stealer process, What is Page-Stealer process? This is the...

What is Page-Stealer process? This is the Kernel process that makes rooms for the incoming pages, by swapping the memory pages that are not the part of the working set of a pro

Compare a decoder and a demultiplexer with block diagram, Compare a decoder...

Compare a decoder and a demultiplexer with suitable block diagrams. Ans. Demultiplexer has similar circuit as decoder but here e is obtained as the particular input line, the

Explain the action of an interrupt processing routine, Explain the action o...

Explain the action of an interrupt processing routine? Action of an interrupt processing routine is as follows : 1. Save contents of registers of CPU. This action is not e

State the hardware faults and softwate faults, State the hardware faults an...

State the hardware faults and softwate faults - protection against hardware faults could be to keep backups or use GFS; use of UPS (in case of power loss) and parallel system a

Show the simple arithmetic application, Q. Show the Simple Arithmetic Appli...

Q. Show the Simple Arithmetic Application? The question is why can't we simply employ XCHG instruction with 2 memory variables as operand? To answer the question let's look int

What is net-fu and where is it?, Net-fu is a web-based interface to a scri...

Net-fu is a web-based interface to a script-fu server. The work is completed at a remote site. To see Net-fu, point your web browser or one of the mirror sites, and then go to "gim

Which job is admitted to the system for processing, Jobs which are admitted...

Jobs which are admitted to the system for processing is called ? Ans. Long-term scheduling is admitted to the system for processing.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd