Question

_______ does not harm the computer resource.
1. Worm
2. Virus
3. Trojan horse
4. Firewall

Answer 1

Correct Answer - Option 4 : Firewall

The correct answer is Firewall.

• Firewall
  • A firewall can either be software-based or hardware-based.
  • It is used to help in keeping a network secure.
  • The primary objective of a firewall is to control the incoming and outgoing network traffic by analyzing the data packets and determining whether they should be allowed through or not based on a pre-determined rule set

• Worms
  • A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers.
• Virus
  • Virus stands for vital information resource under siege.
  • Computer viruses are small programs that can negatively affect the computer.
  • Viruses copy themselves and attach themselves to other programs which further spread the infection.
• Trojan Horse
  • It is a non-self-replicating type of malware that appears to perform a desirable function but instead facilitates unauthorized access to the user's computer system.