What are the methods thorough which computer viruses are spread?
Sharing infected files saved on floppies.
Opening infected email attachments.
Downloading infected files from Internet.
All of these
Which of the following refers to a program code written to enter a computer without the user’s permission?
Virus
Worm
Trojan Horse
None of above
Melissa. A is an example of ___________.
Boot sector virus
E-mail virus
Macro virus
Polymorphic virus
Which is the most common type of virus that infects computer system?
File infectors
What is a worm?
Program code written to enter a computer without the users permission
Program capable of copying itself from one computer to another.
Program which pretends to be beneficial program at first glance but damages the computer once it is run.
None of these
Which type of virus infects programs or executable files?
Which software is used to detect and block viruses ?
Anti Virus
Macro
Adobe reader
System software
Which among the following does not need a host program to run?
Worms
Which among the following pretends to be beneficial program at first glance but damages the computer once it is run?
All the above
Which type of viruses is spread through email attachments?
