What's Computer Virus

Virus

A virus is a program which can self-replicate and insert itself into other applications on your computer. They vary in the amount of damage they can do, from simply slowing your computer down so much it becomes almost unusable to the worst scenario, which is destroying data, disabling software and deleting files

What is Windows 7 Home, Basic, Ultimate etc.?

Windows 7, a major release of the Microsoft Windows operating system, was available in six different editions: Starter, Home Basic, Home Premium, Professional, Enterprise and Ultimate. Only Home Premium, Professional, andUltimate were widely available at retailers.

1. मानवता के पिता
उत्तर:- फ्रांसेस्को Petrarca



2. ज्यामिति के पिता
उत्तर:- अलेक्जेंड्रिया के यूक्लिड



3. नई फ्रांस के पिता
उत्तर:- शमूएल डी Champlain



4. वाल्टर शिविर का पिता
उत्तर:- जेफ्री चौसर



5. आधुनिक ओलंपिक के पिता
उत्तर:- पियरे डी Coubertin

What is difference between QR code & Bar code.?

QR code (abbreviated from Quick Response Code) is the trademark for a type of matrix barcode (or two-dimensional barcode) first designed for the automotive industry in Japan. A barcode is a machine-readable optical label that contains information about the item to which it is attached.

 

QR Code

Bar code