Operating System Powerpoint Presentation

8/12/2019 Operating System Powerpoint Presentation

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Operating System An operating system or OS isa software program that enablesthe computer hardwaretocommunicate and operate with thecomputer software.
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Types of operating systems

Multi-user

Real-time Operating System

A real-time operating

systemis a multitaskingoperating system that aims at

executing real-time applications.

A multi-user operating

system is a system that

allows computers to

accommodate multiple
http://en.wikipedia.org/wiki/Real-time_operating_systemhttp://en.wikipedia.org/wiki/Real-time_operating_systemhttp://en.wikipedia.org/wiki/Real-time_operating_systemhttp://en.wikipedia.org/wiki/Real-time_operating_systemhttp://en.wikipedia.org/wiki/Real-time_operating_systemhttp://en.wikipedia.org/wiki/Real-time_operating_system


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Multi-tasking Operating System

A multi-taskingoperating system

allows more than one program to be

running at the same time, from the

point of view of human time scales. Distributed Operating System

A distributed opera

ting

system manages a group ofindependent computers and

makes them appear

to be a single computer.
http://en.wikipedia.org/wiki/Multi-taskinghttp://en.wikipedia.org/wiki/Multi-taskinghttp://en.wikipedia.org/wiki/Multi-taskinghttp://en.wikipedia.org/wiki/Multi-tasking


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Embedded Operating System

Embedded operating systemsare

designed to be used in embedded

computer systems. They are able

to operate with a limited number of

resources. They are very compact

and extremely efficient by design.
http://en.wikipedia.org/wiki/Embedded_operating_systemhttp://en.wikipedia.org/wiki/Embedded_systemhttp://en.wikipedia.org/wiki/Embedded_systemhttp://en.wikipedia.org/wiki/Embedded_systemhttp://en.wikipedia.org/wiki/Embedded_systemhttp://en.wikipedia.org/wiki/Embedded_operating_systemhttp://en.wikipedia.org/wiki/Embedded_operating_system


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Components of a Operating System

Akernel is

the one who

connects theapplication

software to the

hardware of a

a)Kernel


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c SecurityIt covers all the processes and

mechanisms by which computer-based

equipment, information and services areprotected from unintended or unauthorized

access, change or destruction. Computer

security also includes protection from

unplanned events and natural disasters.


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d User interfaceVisual part of computerapplication

or operating systemthrough which

a userinteracts with a computer ora software. It determines how commands

are given to the computer or

the programand howinformationis displayed on

the screen.
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IntranetA privatelymaintained computer networkthatonly authorized personscan access.
http://dictionary.reference.com/browse/networkhttp://dictionary.reference.com/browse/network


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Advantages of

Intranet


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1. Commercial or confidentialfiles or information is kept secure with

in the organization

2. emails became private and also

encrypted or encoded.


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New Budget


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Cost for Training


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Cost of maintenance


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Separate software mightbe needed for intranet

and e-mail


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The Internet is a massivenetwork of networks a networkinginfrastructure. It connectsmillions of computers togetherglobally forming a network inwhich any computer cancommunicate with any othercomputer as long asthey are both connectedto the Internet.

I

N

T

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NE

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Advantages of the

Internet

Faster Communication


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Abundant Information

Resources


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Inexhaustible

Education


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Social Networking andStaying Connected


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Online Services and E-

commerce


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Theft of Personal

Information

Disadvantages of the

Internet


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Spamming


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Malware Threats


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Age-inappropriate

Content


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Social Isolation,

Obesity, and Depression


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Operating System Powerpoint Presentation