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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
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