Operating System (OS) The initial value of the semaphore that allows only one of the many processes to enter their critical sections, is None of these 16 1 0 8 None of these 16 1 0 8 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which one is not a system tool? Disk defragment All of the listed here Virus scanning Backup Disk defragment All of the listed here Virus scanning Backup ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following command is used to switch between the window programs? Alt+Tab Ctrl+Tab Alt+F4 None of these Alt+Tab Ctrl+Tab Alt+F4 None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which operating system does not support long file names ? DOS 6.2 Windows NT OS/2 Windows 98 DOS 6.2 Windows NT OS/2 Windows 98 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The purpose of run command in start menu is to Launch internet browser Start programs Open internet explorer Open windows explorer Launch internet browser Start programs Open internet explorer Open windows explorer ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A user-interface that is easy to use is considered to be User-simple User-happy None of these User-friendly User-simple User-happy None of these User-friendly ANSWER DOWNLOAD EXAMIANS APP
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