The high yield variety seeds Sonalika and Kalyan Sona

"Zipping" a fie means

What is the main function of an operating system?

One Terabyte (TB) of memory is equal to:

Most World Wide Web pages contain commands in the language

In which of the following topology, each device is connected to every other device on a network through a dedicated point-to-point link?

Which of the following printers generates character from a grid?

A repeater operates at which layer of the OSI model?  

OSI is an ISO standard for worldwide communications that defines a networking framework for implementing protocols. What does ‘O’ stand for?

Which of these is an example of an input device?

Which of the following is NOT a valid video file extension?