Introduction to Computers
Computer ek electronic machine hota hai jo data ko process karta hai, calculations karta hai aur programs ko run karta hai. Computer data ko store, retrieve aur process kar sakta hai, jisse useful information milti hai.
Computer word Latin language ke word Computare se aaya hai, jiska meaning hota hai calculate karna ya count karna.
Basic Computer Terminology
Data
Data ka matlab hota hai raw facts ya bina arrange ki hui information, jaise numbers, text aur symbols.
Example: 75, “Rajat”, A+
Processing
Processing wo steps ya operations hote hain jo data par perform kiye jaate hain taaki use meaningful information me convert kiya ja sake.
Information
Jab data ko sahi tarike se organise karke useful bana diya jaata hai, tab woh information kehlata hai.
Example: Rajat scored 75 marks
Instructions
Instructions wo commands hoti hain jo user computer ko deta hai taaki computer koi specific kaam perform kare.
Program
Program instructions ka ek set hota hai jo computer ko batata hai ki kaunsa kaam kaise karna hai.