Ratooning is practiced in which of the following

How will you expand VoIP?

What is the term which represents the use of links between information of all sorts:

Which of the following is not an extension for audio files?

Real time clock is switched on even when the computer is turned off. In which case is this true?

What does the acronym 'HTTP' stand for in web technology?

Which is called brain of computer?

 What does an IDE (Integrated Development Environment) provide?

Outlook is a product provided by which company ? 

___________ is a hard copy of document.

What is the purpose of a hardware security module (HSM) in cryptography?