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Showing posts from February, 2018

Memory (RAM-ROM) Kya Hai - Use and Type?

What is Memory: Memory computer ke sabhi data ko surkhshit rahti hai. Memory computer ke isthayi aur a isthayi dono data ko surkhshit rakhti hai. Computer me memory me save data ko hum apni jaroort ke anusar upyoog kar sakhte hai. Ager computer me memory naa ho to computer me kisi kaam ko nahi kiyaa jaa sakhta hai. Computer me 2 tareh ki memory hoti hai. 1. Main Memory 2. Secondary Memory 1) Main Memoery:- Computer me main memory Integrated circuit ke roop me hoti hai. Jo ki computer me sabhi data ko surkhshit rakhti hai.  Computer me main memory 2 tareh ki hoti hai. I. RAM II. ROM 2) Secondary Memory:-Computer me data ko turant aur aawashkhta anusar upyoog karne ke liye secondary memory ka upyog kiya jaata hai. is me memory ko read aur write kiyaa jaa sakta hai. Iske under anek device aate he jo isthai roop se data ko surkshit kar sakhte hai example Floppy disk, Magnetic disk, Zip drive, Pen drive, DVD etc.
RAM kya hai?
RAM ka pura naam Random Access Memory hai. RAM main memory k…

Graphics Card Kya Hota Hai - Hindi Me Jane?

What is Graphics card: Graphics card ek hardware hota hai. graphics card ka dusra naam video card hai. hum jo bhi laptop ya computer me ek dum saaf or clear desplay dekhte he wo sab graphic card ke dwara hame dikhayi deta hai. graphics card video, games khelne or anekh sabhi karyo me graphics card dwara hame ek dum saaf dikhayi deta hai. bina graphics card ke hum monitor pe saaf nhi dekh sakhte hai. graphics card computer me motherboard ke sath jooda hota hai. graphics card ko hum bahar se bhi jod sakhte hai. hum is ko USB port ke dwara jood sakte hai. kyo ki us me deviceo ko jodne ke liye port hote hai. Graphics card kis kaam aata hai?Graphics card ka upyoog computer me achi video ke liye to kiya jaat hi he saath me graphics card ka upyoog bade software ko chlane ke liye bhi kiya jaat hai . ager aap computer me koi bada game khelna chate ho to aap graphics card ke dwara apne compter ya laptop me bade se bade games khel sakhte hai. graphics card 1GB , 2 GB , 3GB , 4 GB , 5GB se bhi jya…

Desktop Computer Kya Hota Hai - Use and Parts in Hindi?

what is desktop computer in hindi: Desktop computer wo computer hote he jo computer aakar mai bade hote hai. In computero ek jageh se dusri jageh aasani se nahi le jayaa jaa saktaa hai. In computer mai speaker, mouse, keyboard computer ke under nahi hota hai. Speaker ,mouse, keyboard ko desktop computer se alag se joodna padtaa hai.  Desktop computer me monitor aur CPU aapas me jude nahi hote hai. Desktop computer me laptop computer ki tareh battery nhi hoti he isliye hum desktop computer ko charge bhi nhi kar sakhte hai. Desktop compter ka upyog aaj hospital , airport , railway, hotel, bank , personal use etc. jaghoo per kiya jaata hai. Desktop computer ko desktop computer is liye kahte hai kyo ki isko hamesha desk per rakhke upyog me liya jaata hai. Destop computer ka upyog kyo kiya gaya?Phele ke computer aakar me bahut bade hote the ye itne bade hote the ki in computer ko rakhne ke liye ekk pure bade room ki jaroorat hoti thi. Aur in computer ko chlane ke liye 2 logo ki jaroorat hoti…

Computer Ke Upyog (Use of computer) Ki Jankari in Hindi?

Aaiye jante hain "Computer ka kin kin shetro me upyog kiya jaata hai"?computer ka jab hame khyaal aata he to hamaare dimaag (mind) me anekh wichar aate hai. computer ka upyoog aaj kal sabhi karyo me kiya jaa raha he kyoki iske dwara karyo ko jaldi se kiya jaa sakhta hai. aur issne sabhi karyo ko ekk dum saral banaa diya hai. Aaj duniyaa bhar me computer kaa upyog ho raha hai. Log aaj apne adhikhr sabhi kaam computer ke dwara karte hai. Aaj lagbag sabhi shetro me computer ka upyoog ho raha hai example business, education, transportation, internet, medical, banks, communication etc. Banks Me Computer Ka Use? Aaj bank me sabse jyaada computers ka use hota hai. Aaj sabhi transaction computer me likhe jaate hai. Kyo ki bank me bahut jyaada transaction hote hai. Aur ek wykti ke liye ye yaad karna sambhav nahi hai. Computer me sabhi cash ka lekha jhokha rakhaa jaata hai. Jab hum account se rupees nikhalte , daalte etc. koi bhi kaam karte sabhi kaamo kaa lekha computer me rakhaa jaa…

CPU (central processing unit ) kya hota hai

What is CPU (central processing unit ) kya hota hai? central processing unit computer kaa main bhaag hota hai iske bina computer per kaam nahi kiya jaa sakta hai. yeh computer ka main bhaag hota hai kyoki yahaan se computer per chalne wale hardware aur software ko nirdesh diyee jaate hai. 
CPU ko computer ka dimaag kahaa jata hai. kyo ki jis tareh hamaara dimag hamare body ko control kartaa hai. ussi tareh CPU computer ki sabhi karyo ko control karta hai. lekin computer software ke binaa khuch bhi kaarye nahi kaar paayege kyo ki software computer ko kisi bhi object ko phecahnne me help kartaa hai. computer kaa sanchaalan microprocessor ke dwaara hotaa hai. ek chotte computer me ek microprocessor hota hai. CPU ke prkar?
1) Control unit:
Control unit computer ke sabhi bhago ko niyantrit karta hai. yeh arlthmetic logic unit aur memory unit ko bhi karye karne ke liye nirdesh deta hai. control unit computer ke input aur output karyo ke sath sath aantrik karyo ko bhi niyantran karta hai. cont…

Computer kya hai - itihaas, upyoog in hindi?

Computer word mool roop se human dwara diya gaya tha jo ki mechanical calculator ka use karke sankhytmak gadna karte thy example abacus and slide niyam yeh word baad me ek yantrik upkeran ko diya gaya kyo ki unhone maanv computer ki jageeh le li thi.
Aaj ke computer electronic upkeran hai jo data ko swikar karta he aur input data per process ker uska output deta he. computer ke output dene ki gati bahut tez hoti he yeh sirf khch seconds me computer upyoog karta ko output detaa hai. aaj kal to apne aap chal ne wali car bhi aagyi he jiska niyantran computer khud karta hai. Computer ka itihaas?Phela digital computer eniac tha ye coputer 2nd wishv yudhe (1943-1946) me banaya gaya tha. Yeh computer human computer dwra ki gayi calculation ko swachalit karne ke liye banaya gaya tha yeh computer bina truti aur teji ke saath kaam kiya karnte thy.
"Eniac" computer me vacume tube ka upyog kya jaata tha. Yeh computer aakar me bahut bade( lagbag kamre ke size ke baraber) hote the. In comp…