Introduction of IT

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8 Νοε 2013 (πριν από 3 χρόνια και 9 μήνες)

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Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
1






1
-
Digital Age
:


kalsm½yén
Digital
enAkñúgRbvtþiénbec©keTsrbs;mnusSelak
manBIrdMNak;kal KWdMNak;kal
Analog
nig
Digital
.
bec©kviTüa
Analog
)anCYysMraldl;
kic©karrbs;mnusS)anxøH EtBMuRKb;RKan;tam
bMngrbs;mnusSeT .
Analog Technology
ekItkñúgGMLúgBak;kNþa
lqñaM
1800
-
1900
dUcCaRbBn½§ TUrsBÞ½ TUrsar .l.
Analog Technology
)anvivtþn¾ nig eRbIR)as;rhUtdl;sBVéf¶
dUcCaRbBn§½TUrs½BÞ viTüú TUrTsSn¾
CaedIm. rbkKMehIjén
Semi
-
Conductor
)anbegáItnUv

Technology
fIµmYyeTotKW
Digital Technology
EdlGacCYyedaHRsaykic©kar nig

eBlevla
rbs;mnusS)any:ageRcIn .
Computer
RtUv)anbegáIteLIgeday sar
Digital Technology
.

Conductor + Electric= Analog Technology

Semi
-
Conductor + Conductor + Electric = Digital Technology


2
-
Six Main Components of Information Technology
:



Information Te
chnology
ekIteLIgedaykarbBa©ÚlKñarvag
Computer System + Communication System
.
IT
pÁMúeLIgeday Fatu 6 ³

People Or
User

Procedure

Data or
Information

Software

Hardware

Communication


-
People or Users

: Users
rbs;
IT
KW

IT Professional
nig
End
-
User
.
Profess
ional (
GñkÉkeTs
)
KWCaGñkeRbIR)as;
IT

Overview of the revolution in computer and Communication

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
2

edayyl;dwgGMBI
IT
y:ageRCARCH dUcCa
Programmer, Network Administrator, IT Developer...


-
IT Professional
KWCaGñktMeLIg
,
RKb;RKg
nig GPivDÄn¾
IT
.

-
End
-
Users

GñkeRbIR)as;
IT
EdlTTYl)anerobcMedIm,IbMeBjbMng
rbs;xøÜndUcCa

karkMsanþ
(Entertainment),
karsikSa
(Training)
nigkargarCak;lak;NamYy
(Specific Tasks)
dUcCaerobcMGtßbT
kat;trUbPaBCaedIm .

-
Procedure
CasMnMuEbbbTénkareRbIR)as;
IT
dUcCa
Manual or User Guide
(
esovePACMnYyGMBIrebobeRbIR)as;elI
Computer )
.

-
Data / Informa
tion:
Data
Fatuén
Binary System (0,1)

EdlRtUv)an
Process
enAkñúgkMuBüÚT½r
edIm,IbegáItCa
Information
. enAkñúg
IT
TMhMén
Data or Information
KWCa
Bit or Byte
.
Bit
sMKal;éncMnYnFatu
Binary

mYy 0 rW
1
ehIy
1Byte=8bits
.

-
Software:

sMnMuén
Instruction
EdlR)ab
;eGaykMuBüÚT½reFVIGVImYy .
enAkúñg
IT
eKeXIjman
2
sMxan; ³




+
System Software
³

CaRbePT
Software
EdlmannaTIRKb;RKg eRbIR)as; bBa¢ar
Hardware
dUcCa
Proramming Language, Operating System, Device Driver,...
.
IT Professional
CaGñkbegáIt nig erobcM
Software
.


Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
3




+Application Software :
CaRbePT
Software
EdlbMerIeGaykaredaHRsaybBaða Cak;lak;
NamYyenAkñúgsgÁmmnusS . CaTUeTA

Application
Software
eRcIneRbIR)as;eday
End
-
Users
mandUcCakmµviFI
Word Processing, Spreadsheet, Database Management
System, Graphics Design
Publishing ,...
.


-
Hardware
KWCaEpñkemkanic
( Devices
)
TMagLayrbs;ma:sIunkMuBüÚT½r .
Monitor, Keyboard,
Mouse, CPU, Hard Disk
KWCa
Hardware
rbs;
Computer
.


-
Communication:
Data Communication
CaRbBn§½TUrKmnaKmn¾
(Telecommunication)
Edl
eRbI]bkrN¾eGLicRtUnic
edIm,IepþaHbþÚr
(
bB¢aÚnnigTTYl
) Data
BI
Computer
mYyeTA
Computer
mYyeTot .


3
-
Developments in Computer Technology
:


karvivDÆn_rbs;
Computer Technology:


-
ENINAC
TMgn; 30 etan TMhMbnÞb;d¾FMmYy


-
Supercomputer , Mainframe
TMgn; 1etan
TMhMbnÞb;
tUc
mYy
.


-
Mini
computer
TMgn;
20

kg

TMhM
b:unekA
tUcmYy.


-
Micro
computer




+
PC
TMgn;
1
0

kg

TMhMb:unekA
GI
tUcmYy.




+ Laptop
rW
Pocket
computer
.




+
Palmtop
rW
Pocket computer

TMhMb:un
ehae):A
.


-
Microcontroller

Ca
Chip
rW
Board
enAxagkñúgRbB½n§mYyEdldMeNIrkarsV½yRbv
tþi
edayKµanmnusS bBa¢a.

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
4



tamlkçN³énkarGPivDÆn_xagelIeyIgeXIjfa

Computer Technology
GPivDÆn_eTAkñúgTisedA3



-
kan;EtmanTMhMtUc

Miniaturization



-
Powerful
:

Computer
CMnan;eRkaykan;EtelOn
nigmanRbsiT§PaB
.



-
Less expansive: Computer
CMnan;eRkay²kan;EtmantMé
l
T
ab
.


4
-
Developments in Communication Technology
:


karGPivDÄn¾én

Communication Technology or Telecommunication
Technology
KWenAkñúgTisedA 4³


-
Automatically
kareFVIeGaymanlkçN³sV½yRbvtþ
karvivtþn¾énRbB½n§TUrs½BÞ
KWcab;epþImBIkar P¢ab;TUr sB½Þedayéd
¬sm½yedI
m¦ rhUtdl;kareRbIelxsMrab;ehA
(Dial
Number)
nigmanlkçN³sV½yRbvtþi RBmCa mYy
lkçN³Biessd¾éTeTotdUcCa

Call Waiting, Call Forwarding, Voice
Mail...


-
More Channel (High Bandwidth)
edaysarkarvivtþn¾én
Digital
Technology
eFIVeGay
Channel
rbs;RbB½n§TUrKmnKmn¾kan
;EteRcIn
(Bandwidth

rbs; RbB½n§§TUrKmnKmn¾kan;EtFM
)
.
CaBiesskareRbIExS
Fiber Optic
eFVIeGayel,Onénkar
bB¢aÚn
Data
)ankan;EtelOn .


-
Flexible
karvivtþn¾rbs;

Telecommunication System
mYyeTotKW
Mobile Phone
Edl eRbIlkçN³
Wireless
(
KµanExS
)
vaTTYlyk
Signal
B
I
Microwave System
.

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
5


-
Better Network
bNþajEdlvivtþn¾enAkñúg
Telecommunication

man³

+Broadcast Network
RbB½n§bNþajpSBVpSayeday
Radio and TV
bBa¢ÚndMNwg)anEtkñúg
TisedayEtmYy .

+Telephone Network
RbB½n§bNþajbBa¢Ún sMelg
rW Tinñn½y
(Data)
eTAvijeTAmkedIm,IeFV
I
karTMnak;TMngKña)an .
Telephone Network
man
2




*
Public Telephone
Network
CaRbB½n§TUrs½BVEdlTak;TgKña)anelIBIP
Belak.




* Private Telephone
Network
CaRbB½n§TUrs½BVEdl
eRbIR)as;kñúgRku
mh‘un
/RKYsar.l
.







]TahrN_
Icom, PBX

(Private Branch Exchange)




+In
ternet
RbBn§½bNþaj
Computer
edayP¢ab;KñaCa
Global
elIBiPBelak tamry³
Media
mYyedIm,I
epþaHpþÚrB
½
t’manRKb;sNæandUcCa
Text, Sound,
Picture,...



+Computer Network
(LAN Local Area Network)
RbBn§½bNþaj
Computer
edayP¢ab;KñaenAkñúgbnÞb; rW
GaKarmYyedIm,I epþaHp
þÚrBt’man .
Share Device
epSg²rYmKña edIm,IgayRKb;RKg
Computer
nig

data
.

5. Conne
c
ti
v
ity and
Interactivity:



Connectiv
ity and Interactivity

CalkçN³rbs;

IT

sMrab;ykBt’man
(
Information

Access

)
rvag
Computer

2

EdlenAq¶ayBIKña .


Connetivity
³

lT§PaBEdlGacP
¢ab;
Computer

mYyeTA
Computer

mYyeTot tamry³

modem
+

phone

line

rW tamry³
Computer

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
6

Network

edIm,IykB
½
t’manpÞal;
(
Online

Information

Access

)
lkçN³EdlbBa¢ak;BI
Conne
c
tivity

kñúg
IT

:



+
E
-
mail
:

(Electronic

Mail)

CasMbuRteGLicRtUnicEdleRbI
Computer

sMrab
;bBa¢ÚnBIkEnøgmYy
eTAkEnøgmYyeTot .
sMbuRteGLicRtUnicmanTMrg;Ca
Binary

data

EdlbegáItenAelI
Computer

.


B
½
t’mansMxan²sMrab;eRbIR)as;
E
-
mail

:




-

RtUvman
PC

modem

+
phone

line

enApÞH




-
RtUvman
mail

account

nig
mail

address

EdlGacCav)antamRkumh‘un rWGgÁ
kar
Edlpþl;esva kmµ

E
-
mail

. ]TahrN_³
Camnet

Ca
ISP

( International
Service Provider )

pþl;
E
-
mail

address
vuthy@camnet.com.kh



-
Big pond: Ca ISP

man
E
-
mail Ad
d
ress:
thyda
@
b
igpond.com.kh



-
Forum:

CaGgÁkarpþl;esvakmµ
E
-
mail man E
-
mail
address:
tony@forum.org.kh




-

cMeBaH
PC

Edlman
W
indows

9x

eyIgRtUv
Install

Driver

rbs;
Modem

+
setup

Dialup

Networking




-

eRbI
Out

look

Express

sMrab;

Downlo
a
d

(
TTYlcUl
)
nig
Uplo
a
d

(
epJIecj
)
Mail



-

Telecommuting
:
en
A
kñúglkçx½N
ÐFmµta
mnusSRtUveFVIdMeNIredayyanCMniHeTAeFVI
kar

kEnøgkargar
(Office)

.
edaysarkarvivtþn_énRbB½n§
IT

eTAéf¶muxmnusSGaceFVIkargarenApÞHedaye
RbI
PC

ehIymin caM)ac;eFVIdMeNIreTA
Office

eLIy .
lT§plkargareyIg GacbBa¢ÚneTA
Office

tamry³RbB½n§
IT


(
PC

+
mode
m

+
p
hone
line

)

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
7



-

Teleshopping
:
RbB½n§
IT

EdlbegáIt[man

Internet

Gac[eyIgeFIVGaCIvkmµ
(

lk;sMPar³
)

tamry³
Internet

ehAfa
Teleshopping

. GtifiCnGaceRbI
PC

enAtameKhdæan

rbs;xøÜnedIm,IbBa¢aTijTMnij
eTAtam
Super

market

.



-

Database
:
CakarRbmUlpþMúénTi
nñn½y

(
data

)
EdlpÞúkenAelI
Disk

Storage

Rtg;kEnøg

EtmYy

(
enAelI

PC

EtmYy
)
.
Data

TaMgenaHmanRbePTepSg²KñaeTAtamcMnat;fñ
ak; nigeRbIR)as;

sMr
a
b;kargarepSg²Kña .
GñkeRbIR)as;epSg²Kña GaceRbnIR)as;RbePT
data

TaMgenaHCaB
½
t’man .



-

Computer

network

Intrane
t

Vs

Internet
:
Computer

network

rW
LAN

(

Local

Area

Network )

CabNþajénkartP¢ab;
Computer

CaeRcInenAkñúgbnÞb;mYy rWGKarmYy
edIm,IepþaHbþÚr

data (

file
,

Folder

)
rWeRbIR)as;]bkrN_
(
Peripheral

Device

)

rYm
.



Internet
:
CabNþajxñatGnþrCati
(
International

Ne
twork

)
EdlP¢ab;
Computer

Network

rW
LAN

EdlmanBaseBjelIBiPBelak
edIm,IepþaHbþÚrB
½
t’man
rWTinñn½ytamry³esvakmµsMxan;²bI ³



-

E
-
mail

Service



-

W
eb
Service



-

FTP

Service

(
FTP
.
File

Transf
er

Protoco
l
)


Internet

eRbIRbB½n§TUrKmnaKmn_
(
BiessRbB½n§TUrs½BÞ
)

sMrab;P¢ab;
Computer

Network

TaMgenaH .

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
8


Intranet
:
Ca
Computer

Network

rW
LAN

Edlpþl;
Service

TaMg

3

rbs;
Internet

sMrab;epþaHbþÚrB
½
t’
m
an rvag
Computer

CasmaCikrbs;

LAN

b:ueNÑaH .


sMKal;
I
nternet
:

RtUvkarbg;éføelIesvakmµénkareRbIR)as;
.



Intranet
:
mi
nRtUvkarbg;éføelIesvakmµénkareRbIR)as;
eT.


Interactivity
:
CalT§plrbs;
IT

EdlGac[GñkeRbIR)as;eqøIytbPøam² b¤
begáItkarsnÞna
(
Dialog
,
Conversation

)
rvag
Computer

CaeRcIn .
lkçN³bBa¢ak;BI
Interactivity

:




-
Multimedia
:
CaRbB½n§mYyEdlpþl;B
½
t’manCarUbPaB
Vi
d
eo,
letter
,
s
oun
d
,
text

rUmKñakñúgeBlEtmYy .
Multimedia

enAelIRbB½n§
Internet

manlkçN³

Interactivity

BIeRBaHGac[GñkeRbI

R)as;bBa¢asMrab;dMeNIrkarPøa
m
² dUcCa
Video

elI
Internet

, Int
e
rnet
song
,
Video

conference

.l.




-
Internet

Appliance
:
CalkçN³Biessrbs;
website

(
web

service
)
EdlpÞúknUv
Multimedia

dUcCa
internet

v
i
deo (
VCD, DVD), Internet song

nig
Interactive program

mYycMnYneTot dUcCa
Internet chart, Internet
phone

.

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
9




1.

lkçN³TUeTAén

Software



niymn½y³
Sof
t
ware

CasMnuMén
Instruction

EdleRbIsMrab;kar
garGVImYy)anelI
Computer

.


RbePT
Software
³ eTAtamlkçN³énkarbegáIt
Software

.
eyIgGacEck
Software

CaBIrRbePT



+
Custom

written

software
:
Software

EdlbegáItsMrab;GrifiCn
rW Rkumh‘unCak;lak;
ehIyBuMmanlkçN³saFarN³eT .



+
Package

Software
:
Ca

Software

Edl
begáIteLIgCasaFarN³ .


eTAtamtYnaTI
Software

enAkñúg
Computer

eKGacEck
Software

CaBIrRbePT³




-
Application

Soft

ware
:
Ca

Software

Gac[eRbIR)as;sMrab;kargarc,as;las;




-
System

Software
:
Ca
Software

EdlGac[
Application

Software

TMnak;TMng
Computer

nigCYyR
Kb;RKg
Hardware

rbs;
Computer
.


Caerogral;qñaM
Software

Developer

(
GñkbegáIt
Software

)
EtgEtrkeXIjnUvkarxVHxatrbs;

Software

Product

EdlxøÜn)anbegáIt ehIy)anxitxMGPivDÆn_
nigEksMrYl

(
Upgrade

)
Software

product

enHedaybMeBjkarxVHxatTaMgenaH
nigbEnßmn
UvlkçN³epSg²eTot
edIm,IbegáItRbsiT§PaBén
Software

Product

rbs;xøÜn .
kñúgkarEksMrYlnigGPivDÆn_
Software

manlkçN³BIry:ag³

Application software

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
10



_
Version
:
( is a major upgrade of software
:
karEksMrYlPaKeRcInenAkñúg
Software )

.
Version

sMKal;edayelx rWGkSrxageRkay . ]TahrN_³

windows

3.0,

windows 95, windows 98
,
windows Me, Quick book Pro5.0, Quick book Pro 6.0, Quick book
Pro 7.0

.



_
Release
:
is a minot upgrade of software
:
karEksMrYlPaKticenAkñúg
Software

Release

sMKal;
elxxageRkay

“ . ”

rWBakü
Release


. ]TahrN_³
windows

3.0,
windows 3.1, windows 3.11, windows 95 Release.OSR12, windows 95 final, Quick book Pro.7.0,
Quick book Pro.6.1, Quick book Pro.6.5,….
.


_
Compatibility

of software:

CalkçN³rbs;

Software

EdlGac[kargar
(
file

)
EdlbegáItenA elI

Software

version

muneRbIe
lI
Software

version

eRkay)an . CaTUeTA
Software

manlkçN³

Upgrade
Compatibility

(
kargarenA

version

munGaceRbIelI
version

eRkay)an
)
. ]TahrN_³

Text
.Doc
word

rbs;
Office

97

Word

rbs;
Office

4.3



_
Copyrights
:
Cac,ab;sgÁmEdlhameTAelIkarcMlgénEp
ñkmYy
rWEpñkTaMgGs;rbs;c,ab;edImén
Software

.


_
P
r
i
v
acy
:
CaGMeBIEdlrMelaPeTAelI

Copyrights

én

Software

edaycMlg nigeRbIR)as;

Software

xusc,ab; .


_
License
:
CaEpñkmYysMrab;karBar
Copyrights

Tl;nwg
Soft

Piracy

.


License

maneRcInRbePT



+
License

sMrab;

setup
:
CD

key

rW
Serial

number



+
License

sMrab;kMnt;elIry³eBl




+
License

sMnt;elIcMnYnGñkeRbIR)as;
EdleRbIR)as;




_
Domain

Public

Software
,
Free

ware
,
share

ware
:
Ca

Software

EdlGñkeRbIR)as;RKb; KñaeRbIR)as;
Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
11

edayKµanbg;éfø . tMélén

Software
RtUv)anrd
æaPi)albg;CMnYs .




_
Free

ware
:
Ca

Software

GacbegáItedayRkumh‘un
ehI
yGñkeRbIR)as;GaceRbIedayKµanbg;
éfø .




_
Share

ware:
Ca

Software

EdlbegáIteLIgedaymancUlrYmBI
Software

Developer

CaeRcIn ehIyCaTUeTAmanlkçN³
Free

(

Kµan
Copyrights
,
Kµan
licnse

)

.


2
T
ype

o
f Application soft
ware
:
eTAtamsNæanénkareRbIR)as;
Software

sMrab;kargarepSg²kñúgsgÁm eKEck

Application

Software

Ca

4
sNæan³














3. The user Interface:

Application Soft
ware

Entertainment

software

Education
+

Research


Office

work

Specializ
ed

Software

-
Game


-
Multimedia

player


-
Vi
rtu
al

Reality



-
Encyclopedia


-
Dictionary


-
library

research

-
E
-
Book


-
Word

processing


-
Spread sheet

-
Data base

-
Presentation

Graphic


-
Communication

-
Inte
g
ra
t
ed

s
o
ft
ware


-
Desk

top

publishing


-
Personal

Finance

-
CAD

-
Drawing

+

painting


Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
12


kñúgeBleyIgdMeNIr
Application

Software

GVIEdleyIgemIleXIjenAelI
S
creen

ehAfa
User

Interface

rbs;

Application

Software

.


User

Interface

CaEpñkmYyrbs;
Software

bgðajenAelI

Screen

sMrab;[GñkeRbIR)as;bBa¢a

PC

sMrab;
kargarrbs;xøÜn .

Command
:
User

RtUvsresr
character

EdlRtUvnwg

command

sMrab;bBa¢a

PC

.

Menus
:
Ca

list

rbs;

command

EdlbgðajenAelI

screen

. karbBa¢a
command

enAelI

list

CaTUeTAeKeRbI
keyboard

dUcCa
Arrow

key
,
Function

key
,
Number

key
,
and

Enter

.

GUI

or
Windows
:
GUI

(
Graphic

User

Interface

)

eRbIR)as;rUbPaBsMrab;bBa¢a
command

edayeRbI

mouse

.

Windows
:
CarUbP
aBctuekaNEkgenA
screen

rbs;
GUI

EdlbgðajBt’manenAkñúgenaH .

Icon
:
CarUbPaBenAelI

GUI

rW
Windows

dMNag
command

rW
Program

GVImYy .

Button
:

CactuekaNEkgtUcenAelI

Windows

EdlmanrUbPaB rW
GkSrenAxagkñúgsMrab;bBa¢a rW
confirm

nUvkargarrbs;xøÜn .

Dialog

Box
:

Ca
W
indows
rW
Box

sMrab;TukBt’mancaM)ac;sMrab;
user

eqøIytbeTAvij
.


eRkABIlkçN³xagelI
Interface

rbs;

Application

software

Gacman³

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
13



+
Documentation
:
CaesovePAEdlerobrab;GMBIrebobeRbIR)as;
Application

software



+
Tutorial

or
Wizard
:
Ca
Instruction

EdlE
nnaMGMBIrebobeRbIR)as;
Application

software

pÞal;enAelI
PC

.



+
Help
:
CakmµviFIsMrab;CMnYydl;

user

kñúgkareRbIepSg²


4. Word processing:


Ca

Application

software

sMrab;kic©karbegáItGtßbT .
Word

processing

Ca
Software

EdleKeRbI eRcInCageK
kñúgcMenam
Sof
tware

TaMgGs; .


Word

processing

maneRcInRbePTNas;
Microsoft

word
,
Word

perfect
,
Microsoft

work
,
AMI

Pro
,
.l.


kargarsMxan;²elI
Word

processing
:

Creating

docum
e
nt

Edit

document

search
:

+
Search
:
EsVgrkBakükñúg
document

+
Select
:
eRCIserIssMnuMénXøa



-

Copy
:
cMlgXøa rWBakü rWXøa rWGtßbT
Edl)aneRCIserIs



-

Move
:
pøas;TIkEnøénXøa rWBakü
rWGtßbT Edl)aneRCIserIs



-

Delete
:
lb;Xøa rWGtßbT rWBakü


-

Format
t
ing

document
:
eRCIserIsénRbePTGkSr
nigTMhM KMlatGkSr rWCYrénGkSr
tMrwmCYrénGtßbT


-

Spelling

and

gram
mar

checking
:
BinitükMhusénBakü
nigevyüakrN_ RBmTaMgEkERb ³

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
14



-

Printing



-

Saving



5. Spread sheet:


KWCa
Software

mYysMrab;kargarbegáIttaragbBa¢I . CaTUeTA
taragenAkñúg
spread

sheet

RtUv)anbegáIt
CarYceRscenAelI

user

interface

.
Tinñn½yEdl)anbBa©ÚlenA
kñúg
spread

sheet

maneRcInRbePT³
number
,
general
,
date

and

time
,
currency
,
text
,
.l.


lkçN³mYyeTotrbs;
spread

sheet

KWbegáItrUbmnþsMrab;EpñkmYyéntarag .
karERbRbYlTinñn½yNa mYy
kñúgEpñkenHGaceFVI[ERbRbYllT§plCasV½yRb
vtþi . enAelI
spread sheet
eKGacbegáItk
alviPaK tarag
graphic

chart

pgEdr . Bakü rWTinñn½ysMxan²k
ñúg
spread

sheet
:
Column
, R
o
w,
Lab
e
l
,

CakarbegáItk,al tarag³

Cell
,
cell

address

and

value

Formula

a
n
d
function

+
Function
:
Average
,
S
um
()
,
Product()

+
Formula
: if
( condition )….

Analytical

graphic
:
l
T§plénkarviPaKénTinñn½ykñúgtarag
edaybegáItCarUbPaB³


Sp
r
ead
sheet

man
Microsoft

Excel
,
Lotus

123
,
Quotro

Po

6. Database:


xusBI
Spread

sheet

Edltarag rW
files

rbs;vaKñanTMnak;TMngKña
ehIypÞúknUvelIkEnøEtmYyén
Computer

.

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
15


Database

software

CakmµviFIEdlb
egáItnigRKb;RKg
Database


dUcCa karRtYtBinitü kareRbIR)as;
Tinñn½ykñúg
files

rW
tables

.


Database

maneRcInRbePT³
Microsoft

Access
,
Foxpro
,
DBase
,
PARADOX
,
.l.


plRbeyaCn_rbs;
Darabase
:

xusBI
Spread

sheet
,
Database

Gackat;bnßyTinñn½yEdlsÞÜnkñúg
files

rW
tables


xusBI
files

Manager

(
Windows

Explorer

rW
Norton

Commander

)
Database

Gac[

user

Ca eRcInnak;eRbI
files

rW
table

rYmrbs;

Dat
a
base
KWRtUvman
Computer

Netw
o
rk

+
RbePT
Database

+
niymn½yénBaküsMxan;²



-

Organization

of

database
:
karerobcM
database

man
rcnasMBn§½dUcxageRkam³

Field
:

Ca

column

CYrQrén

table

EdlpÞúkTinñn½yRbePTdUc²Kña

Record
:

CaCYredk

(
Row

)
én

t
able
EdlpÞúkTinñn½yrbs;

field
nImYy²

Table
:
sMnuMén

Record

CaeRcIn



-

Select

and

display
:
xusBI

spread

sheet
. Dat
a
base

Gac[
user

select

EtBt’ma
ncaM
)ac; sM
rab;bgðajedayPasa
SQL

.



-

Sort
:
eyIgGactMerobTinñn½y)antamlMdab;



-

Record
:
Database

eyIgGacbegáItr)aykarN_
(
Report

)
CasV½yRbvtþiBI

table

EdlenA kñúg

database
.

7. Communication Software

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
16


Communication

Software

Ca
Software

sMrab;TMnak;TMn
g
Computer

mYyCamYy

Computer

déTeTot
edIm,IepþaHbþÚrTinñn½y .


Communication

Software

maneRcInRbePT³

sMrab;RKb;RKg

modem

rW
phone

line

Dial

up Net
working
,
Procomm

Plus

sMrab;

chart
:

Microsoft

chart
,…

sMrab;epJI
Message
:
winpopup
.
exe


sMrab;

E
-
mail:
Mic
rosoft Out

look
,
Out look Express, Lotus Note

sMrab;

Web

Service
:
Internet

Explorer
,
Apache, Net scape Navigator,….

sMrab;bBa¢Ún

file

:
FTP


8. Integrated Software and Software Suite:


Intergraded

Software

Ca
Software

Package

mYypSMeday

Application

Progra
m

CaeRcIneTA

Application

software

EtmYy dUcCa
word

processing
,
spread

sheet
,
database

graphic

and

communication

.
Application

program

nImYy²BuMmanlk;dac;edayELkeLIy .


]TahrN_³
Microsoft

work
,
Lotus

work
,
Perfect

work

.


Software

suite
:
Ca

Software

Packag
e

EdlbegáItedaykarbBa¢Úl
én

Software

Application

CaeRcIn.
Software

Application

nImYy²Gacmanlk;dac;edayELkenAelITIpSar .


sMKal;³

FTP
:
eRbIsMrab;

Copy

file

BI
Remote

Computer

(
Computer

EdlenAq¶ay
)

mk

local

computer

(
computer

EdleyIgkMBugeRbI
)
ehAfa
Dow
n Load file

.
bRBa©asmkvijehAfa
Upload file

.

Telnet
:

Ca

Software

application

GaceFVI[

PC

rbs;eyIgdMeNIrkarCa

Terminal

Emulator

.

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
17

Terminal

Ca]bkrN_EdlmanEt

Input

nig
Output

Devices

b:unenaH

(
manEt
Monitor

and

Keyboard

)
.
Terminals

RtUv)aneRbIenAkñúgRbB½


Centralited

System

Edlman

Mainframe

computer

CaGñk

Process
.

9. Presentation Graphic, Desktop Publishing, CAD and Others:



Presentation Graphic
CakmµviFIeFVIKMerag
bkRsayenAkñúgsikçasila snñisiT§ dUcCa
Power

Point

.


Desktop

Publishing

CakmµviFImYy
EdleRbI
Scanner

Printer

edIm,Ie)aHBumÖGtßbT nigrUbPaBc,as;
las;sMrab;begáItCaTsSavdþI rW kaEst .
mandUcCa
Corel

Draw
,
Page

Maker
,
Publisher
,
Quark

Press

.


CAD
:
Computer

Aid

Design
:
CakmµviFImYysMrab;CMnYykñúgkarKUrbøg;pÞ
H m:asIun .
CAD

mandUcCa

Auto cad,

or cad

.
Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
18




1
.
GVIeTACa

System software

?



System

software

Ca³


RbePT

System

software
:



+
Operating

system
:
man

Program

CaeRcInsMrab;RKb;RKg
Hardware

rbs;

PC




+
Utility

program
:
Program

bEnßmelI
OS

kan;EtgaynigmanRbsiT§PaB .



+
Language

translator
:
Ca

Program

sMrab;bkERb
program

code

rbs;

programmer

Ca
Machine

code

Edl

PC

(
CPU

)
Gacyl;)an .



OS
:
eRbIeTAtamRbePT

Computer


OS
:
maneRcInRbePTbegáItedayRkumh‘unepSg²


cMnaM³
Computer

CaRbePT

User

Interface

(
rW

shell

)

manlkçN³Ca
Command

driven

.

Shell
:
kEnøgTTYlsMnUmBr rWkarbBa¢Ún
curser

[bBa¢ÚneTAkEnø

Process

(
]TahrN_³ GñknaMsar
)


kargar

OS
:



-
Booting



-
Hose

keeping

tas
k
:
Format
, Fdisk, Label



-
User

Interface

(
shell
)



-
Managing

computer

Resource



-
Managin
g

file
:
RKb;RKg
file



-
Managin
g

task
:

man4RbePT³




+
Time

shoring
:
enAelI
Computer

Network




+
Multitasking
:
ebIk

MS W
ord

sþab;cMerog





+
Multiprocessing
:
Computer

mYyman

CPU

eRcIn





+
Multi

user
:
mnusSeRcIneRbIelI

computer

EtmYy

2
. OS for Microcomputer

System software

Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
19


Microcomputer

Plat

form

sMxan;²³





IBM

(
IBM

C
omputer
)




I
n
tel

or

IBM

compatib
le




Motorola

(
Apple

computer
-

Brain

PC

)


Bra
nd
:
Computer

1set


Clone

Computer
:
erobcUlKñaeRcIneTIb)an
1set


OS

rbs;
Microcomputer:




-
DOS

:

Ca
OS

dMbUgbMput EdldMeNIrkarelI

Microcomputer

IBM

and

Compatible




+
OS
:

begáIteday

Microsoft

ehAfa

MS

D
OS




begáIteday
IBM

ehAfa
PC

D
OS




+
Command

driven

user

interface




+
16bit

OS
:
vaeRbI
Register

rbs;

CPU

Et
16bit

b:unenaH
eTaHbI
CPU

man
32bit

Register

k¾eday




+
File

system

RbePT
FAT

rW
(
FAT16
)
File

Allo
ca
tion

Table
:
eRbIeQµaH

file

)an
max

8character
+
3

Extension




+
Mac

OS

(
Macintosh


Operating

system

):
begáItedayRkumh‘un
Apple

sMrab;dMeNIrkarelI

flat

form

én

Motorola

Micropro
cesso
r

KW
Apple

Computer




+
GUI

interface

TI
1

kñúgcMenam
OS

for

microcomputer





+
32 bit OS



-

Windows

for

Dos

(
windows

3.11

)
edIrelI
Dos

.
begáItedayRkumh‘un
Microsoft

+ IBM



+
GUI



+
16
B
it OS



+
sMrab;dMeNIrkarelI

CPU

386

Dx

and

486

(
32

bit

Register

)



+
File

system FAT



-
OS
/2:
begáIteday
IBM

sMrab;dMeNIrkarelI
IBM

comp
uter

(
cab;BI
Microcomputer
,
Minicomputer

and

Mainframe

computer

)



+
GUI



+ 32 bit
OS



+
File

system
:
HPFS
-
Hight

Per

formance

fi
l
e
System
,
254

character



-
Windows

9x
:
begáIteday
Microsoft

bnþBI
Windows

for

Dos
,
dMeNIrkarelI
CPU

Intel

486

Dx

and

Penti
um


Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
20



+
GUI

niglkçN³Biess²CaeRcIn³
Desktop

with

taskbar

+
Recycle

bin
,
windows

Explorer



+
Dlug

+
Play

( PnP )



+
32

bit

OS


EteKeRbI
Dos

CaCMnYy



+
File

System

FAT

32
rW
VFAT

(
Virtual

FAT

)
eRbIeQµaH
file

)an
245

character

-
Windows

ME
:
begáIteday
Micr
osoft

sMrab;qñaM2000
bnþBI

windows

9x



+
ElgeRbI
Dos

CamYyehIy



-

Windows

NT
:
sMrab;dMeNIrelI

Network



+ 32
bit

operating

system



+
GUI



+
File

system
:
NTFS
,
254

character

file

name

+
bMeBj

disk

space

eRcIn



+
dMeNIrkarelI

Hardware

flat

form

eRcIn

I
ntel
,
DEC

,
ALPHA
,….
.l.



+
mineRbI

Dos

CamYyeT



-
Windows

2000
:
Version

fµIrbs;

windows

NT

EdlbBa©ÚllkçN³
windows

98

xøH²

UNIX
:

+
Multi

user

operating

system



+
dMeNIrkarelI

computer

RKb;RbePT



+
eRbIelI

Network

nigeragcRkFM² sßab½nFM²



+ 32 bit
OS



+

Command

and

GUI

(
PaKtic

)



+
pþl;nUv

NFS

file

system

(
Network

file

system

)



-

Netware
:





+
Operating

system

EdleRbIelI
server

sMrab;RKb;RKgelI
N
e
twork

b:unenaH



+
PC

Edl
setup

Netware

køayeTACa

Dediacted

Server

BuMman
setup

application

system

)aneT .


Build Bright University


Foundation of IT

Prepared By Prum Sopheanoch


Page
21

3
. External and internal utility

-
Screen

saver
:
karBar
Burning

Screen



-
Data

Recovery
:
karBarlub rW
format

edayRcLM



-
Backup

System
:
RbB½n§karBarTinñn½yedaybegáIt[manTinñn½y
bMrugeTAelI
Backup

storage
.

krNI
Computer

xUceyIgGacykTinñn½yBI
Backup

Storage

.
Backup

system

GackMnt;evla GaccMlgCasV½yRbvtþ)an



-
Version

Protection



-
File

Defragmenter



-
Compression
:

+ file or data
compression





+ Disk
compression