Which virus attaches itself to the boot sector of the disk?

State True or False:

The sleeper virus is known to steal your personal and financial information.

______________ is designed in such a way that it looks like an antivirus software but, in reality it is a virus.

Which virus can restricts access to your computer system and demands money to be paid in order to remove the restriction?

Virus cannot effect executable file.

We should always open an email attachemnt even if it is not from a trusted source.

_______________ gets activated every Friday which occurs on the 13th of a month.

___________________ is a program that displays an unwanted advertisement in a banner, pop-up on web-pages, email messages or other online services.

Antivirus programs use __________________ as one of their techniques for detecting viruses.