Types Of Software

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How does a Multi-User system deal with the requests from multiple users?

'slices up' and divides resources such as memory and processing power between all the users

It is written ("hard-coded") to

A ROM chip

A collection of applications is called

A suite

suite examples

Adobe creative suite, application sofware

An operating system should (2):

Allow you to Copy and Paste from different applications

An operating system should:

Allow you to see the contents of any drive connected to your system

what type of application runs a computer?

An Operating system

examples of utility software:

Anti-Virus, Firewall, Anti-Spyware

cycle of how an operating system works

Application Software ¬> Operating system (OS) ¬> Hardware ^ <----¬

three main types of software

Application, operating, utility

examples of utility software (3):

Crash Protection, Device Driver, Copying/writing to CD

A single user OS has to:

Deal with the input of a single user at a time

examples of utility software (2):

Disk Checker, Internet Filter, File Recovery

what does the GUI do?

Gives users access to all the parts of the computer

what does GUI stand for?

Graphical User Interface

It is also called Firmware because:

It can not be arbitrarily edited by the user

Called firmware because

It is a piece of software that is tightly (firmly) linked to a specific type of Hardware

An operating system should (4):

Manage the memory (RAM)

Multi-User operating system such as Mainframes have to deal with:

Many people accessing and using the computer at once

Most popular OS?

Microsoft Windows

A NOS has to (2):

Monitor the number of people using the network and the resources they are using

What does NOS stand for?

Network Operating System

A single user OS has to (2):

Resources such as memory do not need to be shared between different users

Multi-tasking

Run more than one program at once. For example when copying something from one application to another

What does a Utility program look after?

Safe and proper running of the computer

when programs are ran in the background where is it loaded?

The RAM

Firmware updates can be carried out when

The device is connected to the internet

Extra RAM increases speed when working with multiple programs as:

The loaded processes running in the background are loaded into RAM therefore meaning the greater the amount of RAM the more taxing processes can be ran in the background

What manages this process?

The operating system

Firmware

The operating system of an embedded device such as a smartphone, DVD player, Digital Camera or media player

What does WIMP stand for?

Window Icon Menu Pointer

Examples of single user operating systems:

Windows, Mac OS, Linux

A NOS is a type of X OS

X= Multi-User

This hardware would be X without Firmware

X= useless

DTP, presentation,Database management system

application

Word Processor

application

graphics software

application

spreadsheet

application

web design, app, Animation software

application

An operating system should (3):

copy data from an external drive to an internal or other external drive

An operating system should (6):

detect and manage input and output devices that are attached to the computer

In comparison to desktop or laptop computers embedded computers crash..

less

A NOS has to (3):

maintain the security of the system by managing logins and passwords

An operating system should (5):

manage processor time

A NOS has to:

share out available resources with the current users

You can change options but you cannot change...

the programming, this ensures reliability


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