αាα្ααា Computer αααីαាα្ααា Compute αែααាαα័ααា αααា Calculate αូα
αេះ α៉ាα៊ីα αុំα្αូα័ααា α§αααα៍αួααំαាα់αααា ។ α្αោα αααោααាααាααាαα’αិαα្αα៍ αិα α្αៃ α្ααិα αុំα្αូα័αα’ាα
αួαα្αើαាαααុα្α αាα αាαα¨α % ។
ααុααេα
α្αីαααិα αាα្ααា Computer αេះαឺαាαα័ααាαាαា α៉ា α៊ីα αែααាααួαាαីα្αុα αាααααា αាαα្αα់α្αα αាαα្αែααα αិα αំαើααាα αិα្αα័α។

I. α’ំαីαុំα្αូα័α αα ្α ុα្αα្αα្αα់αុααិα្αាαាំαα’α់ αៅαាααα ាαិα្αាα័α αូα αា Marketing, Accounting, Human Research, Management … α្αូααាαα្αាα្αាα់αៅαឹααα ្α េααិα្αាα័α៌αាααិα្αា (Information Technology) αែααាαំαូααាαα ាំαាα ់αំαាα់α’្αααិα្αា។ αើα្αីαាααាααៅα’αាααααα់α្αួαα’្αααែα αិα្αាαើαំαាα α្αេαα αឺα្αូαα េះα្αើα្αាα់αុំα្αូα័α αាαិαេααាααិα្αាαុំα្αូα័ααែααាα់αααៅ αឹααំαាαααα់α្αួα α្αាα់។ αូα α ្αេះαាααិα្αាαីαិα្αាαាα្α្ααុំα្αូα័α αឺαាαាααាαៈαំαាα់αាα់ α្αុααាααំαើαាααាαα្αα់ αិα័ααាំαα’α់αៅα្αុααα្αααាαិαេααឺαើα្αីα្αែα្αាααាααាααាំαα‘ាααែαααុα្ααើαα្αាα់α្αើ αោααៃα²្αα្αាααៅαាαាααាααែαα’αុαα្αα៍αោαα៉ាα៊ីααុំα្αូα័α។
**αាαៈαំαាα់ααα់αុំα្αូαα័α αα្αα្αៃαេះ Computer α្αូααាαα្αើα្αាα់αំαាα់α្αα់α្αាα័ααα្α α’α្ααាα αិα α្αុαα ៊ុα។ Computer α្αូααាαα្αើα្αាα់αើαិα័ααាំαα’α់αូα αាៈ
- αិα័αα’α់αំៈ αេα្αើα្αាα់ Computer αើα្αីα្αα់α្αααα្αីα្αោះ αំαααិα្αុ………។
- αិα័ααុαាαិαាαៈ αេα្αើα្αាα់ Computer αើα្αីα្αួααិαិα្αα’្αααំαឺ αូα αា α្αើαេα្α αាα αិαិ α្ααេះαូα……..។
- αិα័αααិαα្αៈ αេα្αើα្αាα់ Computer αើα្αីα្αα់α្ααα្αឿαα α្α αិαααិαααα្αឿαα α្α ….។
- αិα័ααααាααα៍ៈ αេα្αើα្αាα់ Computer αើα្αីαំαាα់αំααα្αាαីαα្αែααួααៅαα្αែααួα αីαំαα់αួα αៅαំαα់αួα…….។
- αិα័ααេαα αα៍ៈ αេα្αើα្αាα់ Computer αើα្αីα្αα់α្αααិα្αα័ααូα αា αាαα្αα់α្αα α្αៀααេα α αα៍ αាαα្αα់α្αααាααα់αំαុα្ααα្αα ោះ …… αិααែα៉ុα្αោះαααα់ αឹααα ្α ុα្αα្α αេះαឺ Computer α’ាα αα្α ាαα័α៌αាαα្αេαα αាαα្αាα αាαិα្ααα្α αូααាααំαាα់αំαααូααាំαααααោα αាαα៉ាααα ័α αិααឿααំαុααាαααៈα្αα័α្α Internet αិα E-mail។
II-αើαុំα្αូα័ααាα’្αី?
αុំα្αូα័α (Computer) αឺαាα៉ាα៊ីαα’េα‘ិα α្αូαិα ្α αែαα’ាα α្αើαាααααា Processes αិα Storage αៅαេααែαα’្ααα្αើα្αាα់αα្αូααិα្αα័ααាαααៈ Keyboard ។ α ើααាαឹααំαេααα្αααααα²្α α’្αα α្αើα្αាα់αិααោααα្α ាααៅαើ Screen ។
III-αុំα្αូα័αα ែαα េααា α€α្ααេααំα
αុំα្αូα័αα្αូααាααែαα ែααាα ្αើαα្ααេααឺៈ
α‘- Supercomputer: α្ααេααុំα្αូα័ααែααាααាαααα្αα់ αំα ំαំ α្αឿααឿα α្αើαាααា αួα αិαααុα្ααាα់αាα់α’្αα។ α្αោះα៉ាα៊ីαα្ααេα Super Computer αាααូα αាៈ IBM Roadrunner , Trinity by Cray Inc. , IBM Sequoia។
α’- Mainframe: α្ααេααុំα្αូα័ααែααាααាαααα្αα់ αំα ំαំ α្αឿααឿα α្αើαាααា αួα αិαααុα្ααាα់αាα់αាα់។ Computer α្ααេααេះ αេα ្αើαα្αើα្αាα់αៅαាα α្αα័ααំα αα α្αាα αោαα α្ααំα αិα αα្αីαិαោαα៍។ α្ααេααុំα្αូα័α Mainframe αាααូα αា IBM zSeries , System z9 , System z10 servers។
α£- Minicomputer: αើαៀααាαួα Mainframe αឺ Supper Computer αឺαុំα្αូα័αα្ααេααេះαាααំα ំα្αាααα្αα αែααូα αាααំα ំ Mainframe αិα Supper Computer αិααα្αៃαិαα្αៃαូα α៉ាα៊ីααាំαα’α្ααេααាααើ α៉ាα៊ីααេះαេα ្αើαα្αើαα្αាα់αα្αើαα់αាααំαើααាααិα្αα័α αាαα្αាαα្αាαα្αែααិα្αាαាα្α្α αំαើααាααោαα α្α αាαα្ααូααិα្αα័α αិα αាαα្αើα្αាα់αើα្αα័α្ααូαα័α្ααាαើα។ α ើααែααាαាα្ααេαα៉ាα៊ីα Server αាα’ាα α្αាំα្ααាαα’្ααα្αើα្αាα់αាαα៉ាαα ្αើααំαុα α’α α αាα់α្αុααេααែαួα។ α§.α៉ាα៊ីαα្αោះ IBM System/3 , Honeywell 200 , TI-990។
α€- Microcomputer: αឺαាα្ααេααុំα្αូα័ααែααាααំα ំαូα αាα Mainframe αាαα្αឿα αឿα។ Computer α្ααេααេះ αេα ្αើαα្αើαៅαាααាαិαាα័α αាαា αិα αាαα្αះ αែααេα ្αើα α ៅαាៈ
- Computer Desktop : αឺαាα្ααេα Computer αែααេα ្αើαα្αើαាααេαំαុααាαេα αα ្α ុα្αα្ααេះ αាαាααំαៃαោααααα្α αើα្αៀααៀααាαួααុំα្αូα័αα្αេαα។
- Notebook Computer: αាα្ααេααុំα្αូα័α αែααាααំα ំαួα α’ាα αααៅαាααα្αែα α៏αៃαាαα៉ាααាαα្αួα αាα្αូααាααេα ាα់α្αើααិαេααិααα្αើαាα់αែα ្αើαα‘ើα។
- Tablet Computer: αាα្ααេα Computer αែαα េαααα្αោααេαំαុα αិααាααα្αែααូα ααα្ααាαα្αុααាααα្α ាα αិα្αα័α αោααៃααα់α’្ααα្αើ (Touch Screen Compute) αិα αាαα្αើαំαេα αα្αាαាααាα α ើααាαិαេααៅαៀααាα៏α’ាα α្αើαាααាα α្αាα់α្αាαាαួα Notebook PC αាαα៉ាαααូααែααៀααα។
- Pocket Computer: αាα្ααេα Computer αែααាααំα ំαួα α៉ុαាααៃααα់αើα α ើα αុំαុα ααួααាααេααិαα α៉ាαα្αាំαα្αុααα្αα្αៃαេះ α្αោះαេα’ាα αααៅαាαααា αាα់αាαα្αួα α៉ាααាαα្αួααα់α្αាαូα αាααាα់αួα αααេα α្αោះα’្αααែαα្αូααំαាα់αំαα α¬ α’ាα ααួα αិααα្αូα E-mail αិααាα់αែαα្αេαα α្ααα’ាα αេαα ្αេα α¬ αើα αីαេα’ូαាααៀααα។
I-αេα α្αីα្αើα
αាα្ααា Computer αឺαាα៉ាα៊ីαα’េα‘ិα α្αូαិα αែαα្αើαោαα័្ααα្ααα្αិ។ α ើααើαα្αើαា αើα្αី αα្α ូαα័α៌αាα αα្αាαុαα័α៌αាα αិαα្αើαាααααាα្αេαααាα ្αើααៀα។ αាα’ាα αួα αα្αួα αាααាαααុα្ααាα ្αើααូα αា αាααាααα្ααាα αាααាααααេα្α αាααាααូααααាααα៍ αាααាα αុαាαិαាα ………………..។α។ Computer αិααំαៅαើ Hardware αាαួαα‘ើα αោααឺ Hardware αាα ្αើαα្αុំα ូαα្αា (Monitor, Main board or Mother board, Hard Disk, CPU, CD-ROM, Case or System Unit, Power Supply, Floppy Drive, Speaker, VGA Card, Sound Card, …………) αើαα្αាααា Computer αួαα្αឿααាα។
Computer α’ាα αំαើααាααៅαាαα’ាα្α័ααៅαោα αំαែαα ែαα្αំαីαំαាα់α αឺ Hardware and Software។
α‘- α§αααα៍αាំαិα្αα័αα េα(Output Device): αាαំαែααែααα្α ាα αិα αα្α េααិα្αα័αααα្αៅα²្ααα់α’្αα α្αើα្αាα់ αាα αូα αាៈ
α‘. Monitor
αាααα្ααៈαូα
αាαូααα្αα៍αែα αឺαំαាα់αα្α ាαα័α៌αាααាំαα’α់ αែααើα αំαុα α្αើαាααើαុំα្αូα័α។ Monitor αាααំα ំ α
្αើααូα
αា 14, 15, 17, 19 αិα 21,……។α។
α’- LCD Project:
α’- LCD Project:
αំαាα់αα្α ាααα្ααααែααាααααី Process ααα់ α៉ាαα៊ីαα²្α User αាα αើαα្ααៀαα្αាαៅαឹα Monitor។
α£- Printer:
α£- Printer:
αាα§αααα៍αំαាα់αោះαុα្α (Print) αិα្αα័ααីα៉ាα៊ីα Computer α េααាα―ααាα ។ αែα α§αααα៍αាំααេះαែαα ែααាαីα្ααេααឺ Dot Matrix Printer, Laser Printer, Inkjet Printer។
α€- Speaker :
αាα§αααα៍α្α៉ាααែαα’ាα αα្αឺαំαេαα’ោααើααាαα្αាα់αាα់ αំαេααៅ αេααែααើα Play CD, DVD, Game Player, ……។ αាα’ាα α្αាα់αៅαឹα System Unit αាααាαααៈ Speaker port α ើα Speaker port αេះα’ាα αាα់αាαួααឹα Audio Out αែααាα់αឹα CD or DVD ROM, System Unit, Main board αាα់αឹα Sound Card។
α’-α’ Input Device :
αាααាαីαំαាα់αα្α ូααិα្αα័α α¬ααួααα្αាαីα’្ααα្αើα្αាα់ αៅα្αុαα៉ាα៊ីα αាααូα αាៈ
α‘. Keyboard :
αាα§αααα៍αំαាα់αាαα―ααាα αែαα ូααៅα្αុα Computer αែααាααα្ααៈ αា αα្αះα្α Keyboard αα ្α ុα្αα្ααាααំαααា PS/2
α£. Mouse:
α្αើ Mouse αើα្αីαំαួααាαα្αើα្αាα់αើ Keyboard αិαα្αើαំαាα់ αាα α¬α’ូααូα αាααីαα្αែααួααៅαាα់αα្αែααួααៀα។α។
Mouse αាααីα្ααេααឺៈ
– Mouse (Use Normal Line)
– Mouse Optical (Use with USB Port)
– Wireless Mouse (Don’t Use Line)
α€- Scanner :
αាα§αααα៍αំαាα់α្αើαាα αααូααាαα
ូαα្αុαα៉ាα៊ីααុំα្αូα័ααើα្αីα្αើαា File αួα α ើαα’ាα
αα្αាαុαα្αុα CD or DVD αាα(α’ាα
αα្αាαុααាααូααាααូααααα្αឹα)។
α₯- Video Camera :
αាααួαាαីα្αα ាα់α្αα ែααឹαα៉ាα៊ីαααα្ααេα Digital Video αែααα្αាα់ αិα Computer α ើααាα’ាα α្αើαាααួαα្αាαឹααα្ααិαីα្αេαααៀα។
α₯- Video Camera :
αាααួαាαីα្αα ាα់α្αα ែααឹαα៉ាα៊ីαααα្ααេα Digital Video αែααα្αាα់ αិα Computer α ើααាα’ាα α្αើαាααួαα្αាαឹααα្ααិαីα្αេαααៀα។









