निम्नलिखित प्रश्नों

________is a reading device that reads printed text by scanning it character by character.

Which Windows utility program locates and eliminates unnecessary fragments of data and rearranges files and unused disk space to optimize operations?

Officer LANs that are spread geographically apart on large scale can be connected using a corporate

Microsoft Office is

A word in a web page that, when clicked, opens another document. 

What does the acronym URL stand for?

____________ deletes all the files that it infects.

Which of the following is an example of a real-time operating system?

The_________records the name and exact location of every file on a disk. 

Which of the following is not a toggle key ?