Which type of virus inserts unwanted text into documents and reduce the functionality of the computer?

Computer viruses are small ____________ programs.

Which virus corrupts files and programs that are opened,closed,copied or renamed?

Which type of virus affects the boot sector of a floppy or hard disk?

What helps you to scan files,folders,drives etc for viruses?

Worm is one of the common computer 

_____________ connects symantec anti virus automatically to a special symantec website.

Which type of scan is used to scans a file,drive or entire computer at any time?

Which among the following affects the boot sector of a floppy or hard disk?

Which type of  virus displays screen messages and destroys data?