What produces useful information out of data?

A file extension is separated from the main file name with a(n) ......, but no spaces

Which is not function of operating system?

Lathyrus rativus के को प्रजाति हो ?

नेपाल कति डिग्री पूर्वी देशान्तरमा फैलिएको छ ?

Sending an E-mail is similar to

Which of the following is not an electronic computer?

रुप्से झरना कुन जिल्लामा पर्दछ ?

A disadvantage of the laser printer is :