Welcome to your Computer Virus and Security 14 A hard copy would be prepared on a_? Printer Joystick Trackball All of these None Authentication is __ ? Insertion Modification Hard to assure identity of user on a remote system None of the above None The altering of data so that it is not usable unless the changes are undone is __ ? Ergonomics Compression Biometrics Encryption None Which of the following is not an ideal way of spreading the virus ? USBs Emails Infected website Official Antivirus CDs None Time's up Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
