हमें व्यायाम

Which function key is used to refresh the current window?

_______ operation relates to a set of computers connected to a LAN.

Which of the following is a popular example of an Operating System?

Which company makes the Windows operating systems?

How many options does binary digits have?

 In a multi-user operating system, what does it allow multiple users to do simultaneously?

A telecommunications network which allows computers to exchange data is known as 

The number of pixels displayed on a screen is known as

Which type of user interface used by operating systems?

In an operating system, what is the purpose of a device driver?