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Firewall
The term firewall originally referred to a wall intended to confine a fire or potential fire
within a building. In computer, a firewall is a software or hardware-based network security
system that controls the incoming and outgoing network traffic based on applied rule set.
A firewall acts like a gatekeeper and prevents unauthorised access to a computer network.
Prime (Ver. 2.2)-VII Word Bank Program Malware Century #Information Literacy COMPUTER VIRUS
21 st
Skills
Worm
Virus
Trojan Horse
Ransomware Spyware Spamware Rootkit
Backdoor
Firewall
Antivirus
84 Let's Revisit 85
A computer virus is a ‘piece of code’ or program developed to corrupt the data or program
files stored on the computer system.
A malware is a type of malicious program designed to damage or carryout other unwanted
actions on a computer system.
A set of programs that identify and remove malware is known as antivirus software.
A firewall is a software or hardware-based network security system that controls the
incoming and outgoing network traffic based on the applied rule set.
Mind Drill
Rapid Fire
1. Tick (3) the correct answer.
a. Which of the following is a type of antivirus?
(i) Worms (ii) Norton
(iii) Trojan (iv) Firewall

