the action or practice of working from home, making use of the internet, email, and the telephone. 19. a) E-learning b) Home working c) Teleworking d) Online working all the following are input devices except 20. a) Trackball b) Mouse c) Joystick d) Monitor is a sound file format 21. a) ( mathrm{Mp} 4 ) b) STD c) WAV d) Clip is responsible for saving data 22. a) Server b) Client c) E-mail d) Non of the above Which of the following gives the end user the right to use an application program? 23. a) A Permit b) ( A ) License c) A Copyright d) An Authorization which one of the following is TRUE about a computer virus? a. It is a program that renders advertisements for profit generation. b. It is a disruptive program that can cause file corruption. c. It can be transmitted when deleting unopened email messages. d. It is type of program that only affects business computers

the action or practice of working from home, making use of the internet, emal, and the telephone. \begin{tabular}{|c|c|} \hline & \begin{tabular}{l} home, making use of the internet, emal, and the \\ telephone. \\ a) E-learning \\ b) Home working \\ c) Teleworking \\ d) Online working \end{tabular} \\ \hline & \begin{tabular}{l} 20. all the following are input devices except \\ a) Trackball \\ b) Mouse \\ c) Joystick \\ d) Monitor \end{tabular} \\ \hline & \begin{tabular}{l} 21. is a sound file format: \\ a) Mp4 \\ b) STO \\ c) WAV \\ d) Clp \end{tabular} \\ \hline & \begin{tabular}{l} 22. is responsible for sawing dats \\ a) Server \\ b) Clent \\ c) E-mail \\ d) Non of the above \end{tabular} \\ \hline 23. & \begin{tabular}{l} Which of the following gives the end user the right to \\ use an application program? \\ a) A Permit \\ b) A License \\ c) A Copyright \\ d) An Authorization \end{tabular} \\ \hline 24. & \begin{tabular}{l} Which one of the following is TRUE about a computer \\ virus? \\ a. It is a program that renders advertisements for \\ brofit generation. \\ corruption, \\ c. It can be transmitted when deleting unopened \\ email messages. \\ d. It is type of program that only affects business \\ computers \end{tabular} \\ \hline \end{tabular} Page 5 of 6