steemit အဖြဲသားမ်ားမဂၤလာပါခင္ဗ်ာ computer hardware မ်ားအေၾကာင္းနည္းပညာ share လယျခင္းမွာျပည့္စံုတယ္လို.မရိွလွပါ ယခုအပတ္မွာယခင္တင္ျပတဲ.postမ်ားထက္ပိုျပည့္စံုလာေသာcomputer hardware ပစၥည္းေလးမ်ားအေၾကာင္းတင္ျပျခင္ပါတယ္
Motherboard ကေတာ့ ရွုပ္ေထြးတဲ့ electronic system ေတြနဲ့ျပဳလုပ္ထားေသာ
primary component တခုျဖစ္ပါတယ္။၄င္းကုိေတာ့ mainboard,baseboard,system
board,planar board လို့ေခၚပါတယ္။Apple ကြန္ပ်ဴတာေတြမွာေတာ့ logic board
လုိ့ေခၚပါတယ္။
Processor ကုိ ေတာ့MicroProcessor,CPU ဟုေခၚပါတယ္။
တြက္ခ်က္မွူႏွင့္ ထိန္းခ်ဳပ္မွဳဆုိင္ရာအတြက္ လုပ္ပါတယ္။အပုိင္း(၂)ပုိင္းရွိပါတယ္။
(၁)ALU(arithmetic logic unit)
(၂)CU(control unit)
Processor ရဲ့အျမန္ႏွဳန္း speed ကုိ Hz နဲ့တုိင္းပါတယ္။
1Hz=1 clock circle per second
1MHz=1 Million circle per second(processor ရဲ ့အေျခခံစသုံး)
1GHz=1 Billion circle per second
RAM(random access memory)
RAM ဆုိ တာ က လက္ရွိ Processor ကအလုပ္လုပ္ေနတဲ့ data ေတြကုိ HDေပၚကေန
temporaryအေနနဲ့ဆဲြတင္ေပးေသာအစိတ္အပုိင္းတခုျဖစ္ပါတယ
္RAM
temporary storage(or) volatile storage လုိ့ေခၚပါတယ္။ volatile storage
ဆုိ တာကေတာ့ power ကုိ off လုိက္ရင္ဒီေကာင္လဲအလုပ္မလုပ္ေတာ့ပါဘူး။
RAMရဲ ့အျမန္ႏွဳန္းကုိ MHz/GHz နဲ ့တုိင္းတာပါတယ္။
RAMရဲ ့capacity ကုိ Megabite/gigabyte တုိ ့နဲ ့တုိင္းတာပါတယ္။
Hard Disk(primary storage)
အျမဲတမ္းမွတ္ထားတဲ့ data ေတြရွိပါတယ္။hard disk က magnetic field ကုိ
အသုံးျပဳပါတယ္။hard disk ကုိ ေတာ့ capacity နဲ့သတ္မွတ္ပါတယ္။Hard disk မွာ
(၂)မ်ိဳးရွိပါတယ္။
(၁)EIDE HD(Enhanced Integrated Drive Electronic Hard Disk)
(၂)SCSI(Small Computer System Interface)တုိ့ျဖစ္ပါတယ္။
EIDE HD ကေတာ့ IDE bus ကုိ သုံးပါတယ္။
SCSI HDကေတာ့SCSI bus ကုိ သုံးပါတယ္။
IDEမွာ(၂)မ်ိဴးရွိပါတယ္…
(၁)SATA အမ်ိဳးအစား(SATA HD) စီရီရယ္ advance technology attachment
(၂)PATA အမ်ိဳးအစား(PATA HD) parallel advance technology attachment အတုိ
ေကာက္အားျဖင့္ ATA လုိ့လဲေခၚပါတယ္။SCSI HD က EIDE HD ထက္ေစ်းပုိၾကီးပါတယ္။သူ့ကုိ ေတာ့Internet server ေတြ video editing
လုပ္တဲ့ေနရာေတြမွာ အသုံးမ်ားပါတယ္။
Power supply
Power supply မွာ (၂)မ်ိဳးရွိပါတယ္။
(၁)AT power supply
P-2ထိ AT power supply ကုိ အသုံးျပဳပါတယ္။AT power supply ကေတာ့ software
နဲ ့ on/off လုပ္လုိ့မပါဘူး။switch ခလုပ္ကုိ ထပ္ႏွိပ္ရပါတယ္။
(၂)ATX power supply တုိ ့ျဖစ္ပါတယ္။
P-4မွာ ATX power supply ကုိ အသုံးျပဳပါတယ္။သူ ့ကုိ (12 volt softpower)လို ့လဲေခၚပါတယ္။ software နဲ့on/offလုပ္လုိ့ရပါတယ္။ ကြ်န္ေတာ္တုိ့ယခု သုံးေနတာက ေတာ့ ATX power supplyပဲျဖစ္ပါတယ္။
CD ROM
သူ့ကိုေတာ့ အမ်ိဴးအစား(၂)မ်ိဳးခဲြထားပါတယ္။
(၁)IDE BUS ၾကိဳးကုိသုံးတဲ့ CD ROM
(၂)SCSI BUS ၾကိဳးကုိ သုံးတဲ့ CD ROM တုိ့ျဖစ္ၾကပါတယ္။
CD ROM ရဲ ့အရည္အေသြးကုိေတာ့ read only လား readwritable ဆုိ ျပီးခဲြထားပါတယ္။
သူ ့ရဲ ့ speed ကေတာ့1x=150 kilobite per second ရွိပါတယ္။အတြင္းပုိင္းမွာ laser bean ကုိ အသုံးျပဳပါတယ္။
computerေတြမွာအသုံးအမ်ားဆုံးconnector(၈)မ်ိဳးရွိပါတယ္။connectorေတြကုိ
(၁)Parallel port
(၂)စီရီရယ္ Port ဆုိျပီး portအလုိက္ခြဲဲျခားထားပါတယ္။
Connectorေတြကေတာ့
(၁)DB(data bus connector)
သူ့မွာအမ်ိဳးအစား(၂)မ်ိဳးရွိပါတယ္။
(၁)Male DB
(၂)Female DB
Data Bus connectorေတြဟာ(၉)Pinကေန(၃၇)Pinထိရွိပါတယ္။
DB connectorကုိkeyboard/mouse/scanner/printerတုိ့မွာအသုံးျပဳပါတယ္။
(၂)Din connector
သူ့မွာေတာ့အမ်ိဴးအစား(၂)မ်ိဳးရွိပါတယ္။
(၁)Din (AT connector)
(၂)Mini Din(PS2 connector)
တုိ့ျဖစ္ၾကပါတယ္။Din connectorဟာalways female ပဲရွိပါတယ္။Din connector
ေတြမွာmouse ကအစိမ္းေရာင္keyboardကမရမး္စိေရာင္ရွိပါတယ္
(၃)Centronics Connector
သူ့ကုိေတာ့central tabပါတဲ့အတြက္centronics connectorလုိ့ေခၚပါတယ္။ဒီေကာင္
က(၃၆)Pinရွိပါတယ္။အရင္ကprinter/scannerေတြမွာသုံးပါတယ္။
(၄)RJ connector
Networkအတြက္သုံးပါတယ္။RJ-11ႏွင့္RJ-45ဆုိျပီး(၂)မ်ိဳးရွိပါတယ္။RJ-11ကPhone cableနဲ့သုံး
ပါတယ္။RJ-45ကUTP cableနဲ့ခ်ိတ္ဆက္အသုံးျပဳပါတယ္။
(၅)BNC Connector
Networkခ်ိတ္ရင္အသုံးျပဳပါတယ္။coaxial cableအတြက္သုံးပါတယ္။ဒီေကာင္ကုိသိပ္ေတာ့
မသုံးၾကပါဘူး။ဘာလုိ့လဲဆုိေတာ့Data transferringအရမ္းကုိေႏွးလုိ့ပါ။
(၆)Audio Connector
Computer မွာMini Audio Portအမ်ိဳးအစားကုိသုံးပါတယ္။TVေတြ၊
ကတ္ဆက္ေတြမွာေတာ့Standard Audio
Portအမ်ိဳးအစားကုိသုံးပါတယ္။
(၇)USB Connector
ဒီေကာင္က48MB persecond data transferရွိပါတယ္။Hot-swap deviceအမ်ိဴးအစား
ျဖစ္ပါတယ္။စက္ကုိRestartလုပ္စရာမလုိပဲနဲ့အသုံးျပဳလုိ့ရပါတယ္။
PC(personal computer)မွာUSB deviceကုိ၁၂၇ခုထိအသုံးျပဳလုိ့ရပါတယ္။ဘယ္လုိသုံး
လဲဆုိေတာ့HUBခံျပီးတခုကေနအမ်ားကိုခဲြထုတ္အသုံးျပဳတာပါ။
(၈)Firewire Connector(IEEE1394 connector)
သူ့ကုိI-Linkဟုလည္းေခၚပါတယ္။အျမန္ႏွဳန္း100MBမွ400MB persecondထိရွိပါတယ္။
Scannerႏွင့့္Digital Cameraေတြမွာသုံးပါတယ္။Firewireမွာ devices 64ထိတပ္ဆင္အသုံးျပဳလုိ့ရပါတယ္။
အားလံုးက်န္းမာခ်မ္းသာပါေစဗ်ာ။
@kyawzaywin
MSC-235
Credit-morwin myotor
Image crd - google img
နည္းပညာဗဟုသုတအမ်ားႀကီးရပါတယ္ရွင္။
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ဟုတ္ကဲ.ပါဗ်ာ
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ဒါလည္း ဗဟုသုတ တမ်ိဳးတိုးတာေပါ့ရွင္
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ေက်းဇူးပါဗ်ာ
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ဖုန္းအစုတ္တလံုးေတာင္ အေပါင္ဆိုင္မေရာက္ေအာင္ မနည္းထိန္းကိုင္ေနရတယ္။ တေန ့ေတာ့ အသံုးဝင္လာမလာမသိဘူး မွတ္ထားလိုက္တယ္ဗ်ာ။
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😀😀😀
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ဗဟုသုတရပါတယ္
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yes(✿◠‿◠)
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ဗဟုသုတရတယ္...:y
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ေက်းဇူးဗ်😍😍😍
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ကြန္ပ်ဴတာ စက္ပစၥည္းေတြအေၾကာင္း သိရိွခြင့္ရလို႕ ေက်းဇူးပါ။
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အားေပးလို.ေက်းဇူးပါ
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Steemit မွာဗဟုသုတေတြရေစပါတယ္၊ပို႔စ္မ်ိဳးစံုဆိုေတာ့ေလ
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ဟုတ္ ဦးမင္းပို.စံုေအာင္ေတာ့ႀကိဳးစားၾကရမယ္
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ဗဟုသုတ ရပါတယ္
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ဗဟုသုတရပါတယ္👍
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လာအားေပးလို.ေက်းဇူးပါ
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အသိပညာတိုးရတယ္ဗ်ာ။
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က်ိဳးစားေနပါတယ္ဗ်ာ
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ေဝမၽႇျခင္းတြက္ေက်းဇူးပါ
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နည္းပညာေတြမွ်ေဝေပးတဲ့အတြက္ ဗဟုသုတရရပါတယ္..
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အားေပးခ့ဲပါတယ္ဗ်ာ
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ေက်းဇူးပါဗ်
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ေက်းဇူးပါဗ်
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