Operating System (OS) The SJF algorithm executes first the job with the least processor needs None of these that first entered the queue that has been in the queue the longest that last entered the queue with the least processor needs None of these that first entered the queue that has been in the queue the longest that last entered the queue ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which one of the following key is used to refresh the active window? F7 F9 F8 F5 F7 F9 F8 F5 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) To save your computer from viruses you will do Install antivirus software and run it All of these Scan the removable disk before using it Make physical safe for the removal disk Install antivirus software and run it All of these Scan the removable disk before using it Make physical safe for the removal disk ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) How can you optimize performance of your computer? Defrag disk All of above Scan for virus Delete unused files Defrag disk All of above Scan for virus Delete unused files ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The following applications may appear on system tray except System clock Volume control MS office suite Network connection System clock Volume control MS office suite Network connection ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which one of the following is not a multitasking operating system? Unix DOS Windows Linux Unix DOS Windows Linux ANSWER DOWNLOAD EXAMIANS APP