Available Answers

1. 1.

   Fill in the blanks with the correct words.

   Spam, Spybots, Sunday, macro, write-protected

   1. A computer virus cannot infect ____________ disks.
   2. __________ is an example of a program virus.
   3. A ___________ is a set of commands written by the user to be executed later.
   4. Spywares are also called ____________.
   5. ____________ refers to unsolicited e-mail.
2. 2.

   Write T for the true statement and F for the false one. Correct the false statement(s).

   1. All viruses are destructive.
   2. Most viruses stay active until you turn off the computer.
   3. A computer virus cannot infect software.
   4. A macro virus infects data files.
   5. You should delete spam mails without reading them.
3. 3.

   Choose the correct option.

   1. Which of the following is a means of spreading computer virus?
      1. E-mail
      2. Pen drive
      3. Both a and b.
      4. None of these
   2. Program viruses infect files with extension
      1. .COM
      2. .EXE
      3. .SYS
      4. All of these
   3. Which of the following are examples of Boot virus?
      1. Michelangelo
      2. Sunday
      3. Acid Rain
      4. None of these
   4. Which of the following are macro virus?
      1. Melissa
      2. Concept
      3. Nuclear
      4. All of these
   5. Which of the following are antivirus software?
      1. Quick Heal Total Security
      2. Norton Antivirus
      3. McAfee Virus Scan
      4. All of these
4. 4.

   What is a computer virus?

5. 5.

   Differentiate between program virus and boot virus.

6. 6.

   Name the two types of files that are susceptible to macro virus attacks.