Basic HTML Version

|  | Table of Contents |  | View Full Version

Page 90 - 2620_Birla Open Mind C-5
P. 90

    Take Off                                                       Century   #Information Literacy
                                                                                                   21 st
                                                                                                  Skills  #Flexibility
                        What should you do when you fall sick? Tick ( ) the correct picture.

                        a.                 b.

                                                                                                    d.
                                                                           c.

                  A computer also falls sick as harmful files and applications

                  damage it. There are preventive  measures to secure our
                  computer too. Let us read about them in this chapter.

                  We must adapt preventive measures to protect our computer
                  systems and data from any kind of danger or risk. One of the
                  common risks to our computer is malware attack.

                        COMPUTER MALWARE

                  Malware, or malicious software, is a software made to cause harm to your system. A malware
                  gets installed on a computer without approval from the computer's owner. It is developed by
                  cybercriminals (often called hackers) to steal data and damage or destroy computers. There
                  are different types of malware, each having unique characteristics. Let’s find out.

                                                                           Worm
                                                        Virus

                                                                 MALWARE        Trojan
                                                                                 Horse

                                                           Spyware           Adware

                  Virus

                  A computer virus is a program that is able to copy itself when it is run. It gets activated each
                  time the program or file to which it is attached is opened or executed. It is the most common

                  type of malware. It can spread itself by infecting other programs or files. This affects the original
                  program, causing it to no longer work properly.

                      88  Premium Edition-V

| 85 86 87 88 89 90 91 92 93 94 95 |