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

Block diagram of an associative memory, Q. Block diagram of an associative ...

Q. Block diagram of an associative memory? The block diagram of an associative memory is displayed in Figure below. It comprises of a memory array and logic for m words with n

Describe architecture of wap gateway, Describe architecture of WAP gateway....

Describe architecture of WAP gateway. WAP GATEWAY : It is a very unique product giving semi-automatic redirection of HTML documents to WAP compatible mobile phones. Wir

Array processing, Array Processing We have seen that for performing vec...

Array Processing We have seen that for performing vector operations, the pipelining concept has been taken. There is another method for vector operations. If we have an array o

When is a memory unit called as ram, When is a memory unit called as RAM? ...

When is a memory unit called as RAM? A memory unit is called as RAM if any location can be accessed for a read or writes operation in some fixed quantity of time that is indepe

What is a turing machine, What is a Turing Machine?  Turing machine is...

What is a Turing Machine?  Turing machine is a simple mathematical model of a computer. TM has unlimited an unrestricted memory and is a much more accurate model of a general

What is language of a model, What is language of a model?   Language of...

What is language of a model?   Language of a model is the collection of formulae that use only the relational symbols the model assign and that use every relation symbol with t

Protocols and services on internet, To work with Internet as well as to uti...

To work with Internet as well as to utilize its facilities we use certain tools. For illustration, Telnet is a tool, which is utilized for logging on remote computers on the Intern

Define deadlock, Define deadlock. A process requests resources; if the ...

Define deadlock. A process requests resources; if the resources are not available at that time, the method enters a wait state. Waiting processes might never again change state

Why schottky transistors preferred over other transistors , In digital ICs,...

In digital ICs, Schottky transistors are preferred over normal transistors because of their ? Ans. Lower  propagation  delay  in digital ICs, as  shottky  transistors  reduce

Difference among activity and sequence diagram, a. Activity diagram: Activi...

a. Activity diagram: Activity diagram is used for functional modelling. Captures the process flow. b.  Sequence diagram :  Sequence diagram is  used for dynamic modeling.

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