Chapter 03 mte

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Your Interactive Guide

to the Digital World

Discovering

Computers 2012

Chapter 3

Software for Sstems


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Objectives Overview

2

1. Defne system software and identiy the two types of systemsoftware

2. Describe the unctions o an operating system3. Summarize the startup process on a personal computer4. Summarize the eatures o several stand-alone operating systems

5. Briey describe various server operating systems!. Summarize the eatures o several embedded operating systems". #$plain the purpose o several utility programs%. &dentiy the four categories of application software'. Di(erentiate amon) the seven forms throu)h *hich sot*are is available1+.#$plain ho* the operating system and utility programs *or, *ith

application sot*are11.Describe characteristics o a user interface12.&dentiy the ,ey eatures o *idely used business pro)rams13.&dentiy the ,ey eatures o *idely used graphics and multimedia

pro)rams14.&dentiy the ,ey eatures o *idely used home, personal and

educational pro)rams15.Discuss the advanta)es o and *ays to access Web applications


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System Software

3


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System Software

• System software consists o thepro)rams that control or maintain theoperations o the computer and its

devices

4

-perati

n)systems

tility

/ro)rams


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Operating Systems

• 0n operating system OS is a set opro)rams containin) instructions that *or,to)ether to coordinate all the activities amon)

computer hard*are resources

Start andshut do*n a

computer

/rovide auser

interace

ana)epro)rams

ana)ememory

oordinate

tas,s

onf)ure

devices

#stablish an&nternet

connection

onitorperormanc

e

/rovideutilities

0utomatically update

ontrol anet*or,

0dministersecurity


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Operating Systems

!


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Operating System "unctions

• he process o startin) or restartin) acomputer is called booting

#

$old boot

• urnin)on acomputerthat hasbeenpo*eredo(

completel

Warmboot

• sin) theoperatin)system torestart acomputer


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%


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0 boot drive is the drive

rom *hich yourcomputer starts• 6ou can boot rom a boot dis& • 0 recovery dis& contains ae* system fles that *ill startthe computer

'


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• 0n operatin) system includes variousshut do*n options

()

Sleep mode saves anyopen documents andpro)rams to 708

turns o( all unneededunctions8 and then

places the computerin a lo*9po*er state

:ibernate saves anyopen documents andpro)rams to a hard

dis, beore removin)

po*er rom thecomputer


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• 0 user interface controls ho* youenter data andinstructions and

ho* inormation isdisplayed on thescreen

• ;ith a )raphical

user interace


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• ;ith a command9line interace8 a useruses the ,eyboard to enter data andinstructions

(2


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• :o* an operatin) system handlespro)rams directly a(ects yourproductivity

(3

Sin)le userand

multiuser

Sin)letas,in) andmultitas,in)

=ore)roundand

bac,)round

/reemptivemultitas,in)

ultiprocessin)


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(4


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• *emory management optimizes the use o70

• +irtual memory is a portion o a stora)e

medium unctionin) as additional 70

(


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• he operatin) system determines theorder in *hich tas,s are processed

(!


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0 driver is a small

pro)ram that tellsthe operatin)system ho* to

communicate *itha specifc device

lug and lay automaticallyconf)ures ne*devices as you

install them

(#


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• -peratin) systems typically provide ameans to establish &nternet connections

(%


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• 0 performance monitor is a pro)ramthat assesses and reports inormationabout various computer resources and

devices

('


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• -peratin) systems oten provide users*ith the capability o>

2)

ana)in)fles Searchin)or fles ?ie*in)ima)es Securin) acomputer

ninstallin)pro)rams

leanin) updis,s

Dera)mentin) dis,s

Dia)nosin)problems

Bac,in) upfles and

dis,s

Settin) upscreensavers


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• utomatic update automaticallyprovides updates to the pro)ram

2(


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• Some operatin)systems aredesi)ned to *or,

*ith a server on anet*or,

• 0 serveroperating system

or)anizes andcoordinates ho*multiple usersaccess and shareresources on a

• 0 net*or,administrator usesthe server

operatin) systemto> – 0dd and remove

users8 computers8

and other devices – &nstall sot*are and

administer net*or,security

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• #ach user has auser account – 0 user name8 or

user ./8 identifes aspecifc user

– 0 password is aprivate combinationo charactersassociated *ith theuser name

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0ypes of Operating Systems

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Stand-lone OperatingSystems

• 0 stand-alone operating system is acomplete operatin) system that *or,son a des,top computer8 noteboo,

computer8 or mobile computin) device

2

;indo*s "

ac -S@

A&@ inu$


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• Windows # is icrosotCs astest8 mostecient operatin) system to date andis available in multiple editions>

2!

;indo*s "Starter

;indo*s ":ome

/remium

;indo*s "ltimate

;indo*s "/roessiona

l


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• ;indo*s " provides pro)rams such as>

2#

;indo*s

=ire*all

;indo*s

D?D a,er

;indo*sedia/layer

Des,top


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2%


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• he *acintosh operating system hasset the standard or operatin) systemease o use

• atest version is *ac OS 1

3)

d l i


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.1 is a multitas,in)operatin) system developed

in the early 1'"+s

inu5 is an open9source8popular8 multitas,in) A&@9type operatin) system

3(


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Server Operating Systems

;indo*sServer2++%

A&@ inu$

Solaris Aet;are

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Server Operating Systems

• Windows Server 2))% is an up)rade to;indo*sServer 2++3 –

/art o the Windows Server 2))% family – ultiple editions

• ost editions include :yper9?8 a virtualizationtechnolo)y – ?irtualization is the practice o sharin) or poolin)

computin) resources

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6mbedded Operating Systems

• 0n embedded operating system resides ona 7- chip on a mobile device or consumerelectronic device

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Windows6mbedde

d $6

Windowshone #

/alm -Sihone

OS

Blac,Berry


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6mbedded Operating Systems

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tility rograms

• 0 utility program is a type o systemsot*are that allo*s a user to perormmaintenance9type tas,s

3!


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tility rograms

• 0 7le manager isa utility thatperorms unctions

related to flemana)ement – Displayin) a list o

fles

–

-r)anizin) fles inolders

– opyin)8 renamin)8deletin)8 movin)8

and sortin) flesand folders3#


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tility rograms

• 0 search utility is a pro)ram thatattempts to locate a fle on yourcomputer based on criteria you speciy

3%


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tility rograms

• 0n image viewer allo*s users todisplay8 copy8 and

print the contentso a )raphics fle

• 0n uninstaller removes a

pro)ram8 as *ell asany associatedentries in thesystem fles

3'


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tility rograms

• 0 dis, cleanup utility searches or andremoves unnecessary fles – Do*nloaded pro)ram

fles – emporary &nternet

fles

–

Deleted fles – nused pro)ram

fles

4)


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tility rograms

• 0 dis& defragmenter reor)anizes thefles and unused space on a computerCshard dis, so that the operatin) system

accesses data more Euic,ly and pro)ramsrun aster – /efragmenting

4(


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tility rograms

• 0 bac&up utility allo*s users tocopy fles to

another stora)emedium

• 0 restore utility reverses the

process andreturns bac,ed upfles to theirori)inal orm

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tility rograms

• 0 screen savercauses a displaydeviceCs screen to

sho* a movin)ima)e or blan,screen i no activityoccurs or a

specifed time

• 0 personal7rewall detectsand protects a

personal computerrom unauthorizedintrusions

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tility rograms

0 virus describes a potentially dama)in)computer pro)ram that a(ects a

computer ne)atively

0 worm copies itselrepeatedly

in memoryor over anet*or,

0 0rojanhorse hides

*ithin or

loo,s li,e ale)itimatepro)ram

0nantivirusprogram protects a

computera)ainstviruses

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tility rograms

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tility rograms

Spy*are is a pro)ramplaced on a computer

*ithout the userCs,no*led)e that secretly

collects inormationabout the user

• 0 spyware remover detects and deletes

spy*are and othersimilar pro)rams

0d*are displays an

online advertisement in abanner or pop9up *indo*

• 0n ad*are remover is apro)ram that detects

and deletes ad*are

4!


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tility rograms

• =ilters are pro)rams that remove orbloc, certain items rom bein) displayed

4#

Web7lteringsoftware

nti-spam

programs

hishing7lters

op-upbloc&ers


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tility rograms

• 0 7le compression utility shrin,s the size oa fles – ompressin) fles rees up room on the stora)e

media

– *o types o compression• ossy

• ossless

•

ompressed fles sometimes are called8ipped 7les – an be uncompressed

4%


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tility rograms

• 0 media player allo*s you to vie*ima)es and animation8 listen to audio8and *atch video fles on your computer

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tility rograms

• /isc burningsoftware *riteste$t8 )raphics8

audio8 and videofles on arecordable orre*ritable optical

disc

)


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pplication Software

• pplication software consists opro)rams desi)ned to ma,e users moreproductive andFor assist *ith personal

tas,s

(

o ma,e business activities more ecient

o assist *ith )raphics and multimediaproGects

o support home8 personal8 andeducational tas,s

o acilitate communications


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pplication Software

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pplication Software

• 0vailable in a variety o orms>

3

ac&agedsoftware

$ustomsoftware

Webapplicatio

n

Opensource

software

Shareware

"reeware

ublic-domain

software


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pplication Software

• System sot*are serves as the interacebet*een the user8 the applicationsot*are8 and the computerCs hard*are – tility pro)rams

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9usiness Software

• 9usiness software is applicationsot*are that assists people *hileperormin) business activities

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;ord

/rocessin)

Spreadshee

t Database

/resentatio

n

Aote a,in)/ersonal

&normationana)er

BusinessSot*are or

/hones

BusinessSot*are

Suites

/roGectana)eme

nt0ccountin)

Documentana)eme

nt

#nterpriseomputin)Sot*are


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9usiness Software

• Word processingsoftware allo*susers to create and

manipulatedocuments

• $lip art is acollection o

electronicdra*in)s8 photos8and other ima)es

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9usiness Software

• 0dditional *ord processin) eaturesinclude

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0utoorrect

0uto=ormat

ollaboration

olumns


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9usiness Software

• Developin) a document

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• #nter te$t andnumbers

• &nsert ima)es• /erorm other

tas,s

$reate adocument

• a,e chan)esto e$istin)content

• &nsertin)8

deletin)8cuttin)8 copyin)8and pastin)

6dit a

document • han)eappearance• "ont• "ont si8e

"ormat adocument


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9usiness Software

• Spreadsheet software allo*s users toor)anize data in ro*s and columns andperorm calculations

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9usiness Software

• 0 unction is a predefned ormula thatperorms common calculations

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=? A/? / /? 70# D0#

A-; &# 0BS &A A -<

7-AD SH7 S 0?#70


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9usiness Software

• hartin) depicts data in a spreadsheetin )raphical orm

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9usiness Software

• 0 database is a collection o data or)anizedin a manner that allo*s access8 retrieval8 anduse o that data –

/atabase software allo*s users to create8access8 and mana)e a database

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9usiness Software

• resentationsoftware allo*susers to create

visual aids orpresentations tocommunicateideas8 messa)es8

and otherinormation to a)roup

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9usiness Software

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9usiness Software

• ote ta&ing software is applicationsot*are that enables users to entertyped te$t8 hand*ritten comments8

dra*in)s8 or s,etches any*here on apa)e

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9 i S f


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9usiness Software

• 0 software suite is a collection oindividual pro)rams available to)etheras a unit

• 0 personal information manager.* is application sot*are thatincludes

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0ppointment

calendar

0ddress

boo,

Aotepad

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9usiness Software

• Scaled do*n versions o sot*are areavailable to *or, *ith smart phones andother mobile devices

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9 i S ft


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9usiness Software

roject management software allo*s a user to plan8schedule8 trac,8 and analyze the events8 resources8 andcosts o a proGect

ccounting software helps companies record and reporttheir fnancial transactions

/ocument management software provides a means orsharin)8 distributin)8 and searchin) throu)h documents byconvertin) them into a ormat that can be vie*ed by anyuser

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9usiness Software

• #nterprises typically reEuire specialcomputin) solutions or variousunctional units

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:uman

resources0ccountin) #n)ineerin)

anuacturi

n)

ar,etin) Sales Distributionustomerservice

&normationtechnolo)y

:raphics and *ultimedia


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:raphics and *ultimediaSoftware

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+ideo; *edia$ell +ideo


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+ideo; *edia$ell +ideo$onverter

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$.$< 0O S0=0


http://var/www/apps/conversion/tmp/scratch_6/03_fl_mediacell_a.wmvhttp://var/www/apps/conversion/tmp/scratch_6/03_fl_mediacell_a.wmv


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: ap cs a d u ed aSoftware

• Web page authoring software helpsusers o all s,ill levels create ;eb pa)esthat include multimedia and interactive

content

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Software for >ome, ersonal, and


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Software for >ome, ersonal, and6ducational se

ersonal 7nancesoftware

egal software

0a5 preparationsoftware

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, ,6ducational se

ersonal /0 software

ersonal paint?image editingsoftware

ersonal photo editingsoftware

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, ,6ducational se

$lip art?image gallery

?ideo and audio editin) sot*are

>ome design?landscapingsoftware

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, ,6ducational se

0ravel and mappingsoftware

=eference software

6ducational software

6ntertainment software

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Web pplications


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Web pplications

• 0 ;eb applicationis a ;eb site thatallo*s users toaccess and interact*ith sot*are romany computer ordevice that is

connected to the&nternet

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Web pplications


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Web pplications

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pplication Software for


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pp$ommunications

;eb Bro*ser #9ail&nstant

essa)in)hat 7oom

e$t8 /icture8?ideo essa)in)

7SS 0))re)ator Blo))in)Ae*s)roupFess

a)e Board

=/ ?o&/?ideo

onerencin)

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earning 0ools for pplication


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g ppSoftware

• Online >elp is theelectroniceEuivalent o auser manual

• 6ou can as, aEuestion or accessthe :elp topics in

subGect oralphabetical order

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g ppSoftware

• ;eb9based :elp provides updates andmore comprehensive resources torespond to technical issues about

sot*are

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g ppSoftware

• Web-based trainingis a type o B thatuses &nternettechnolo)y and

consists o applicationsot*are on the ;eb

• /istance learning/ is the delivery oeducation at onelocation *hile thelearnin) ta,es place atother locations

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Summary


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Summary

:o* to start andinteract *ith

application sot*are

-vervie* o a varietyo business sot*are8

)raphics andmultimedia sot*are8

and

homeFpersonalFeducational sot*are

;eb applications andapplication sot*areor communications

earnin) tools or

application sot*areand ;eb9based

trainin)

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Chapter 3


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Discovering

Computers 2012

Software for Sstems

$hapter 3 $omplete

Summary


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Summary

Defnition o anoperatin) system

=unctions commonto most operatin)

systems

?ariety o stand9alone operatin)

systems8 serveroperatin) systems8

and embeddedoperatin) systems

Several utilitypro)rams

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Chapter 3


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Discovering

Computers 2012

Software for Sstems

Documents

Chapter 03 mte