Operating System (OS) Which of the following is a type of systems software used on microcomputers? Unix MS-DOS PC-DOS None of these All of these Unix MS-DOS PC-DOS None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Windows can run One application only Two applications only Four applications only All of above One application only Two applications only Four applications only All of above ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) If the displayed system time and date is wrong, you can reset it using Write Control panel Calendar Write file Write Control panel Calendar Write file ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Part of a program where the shared memory is accessed and which should be executed invisibly is called directory None of these semaphores critical section mutual exclusion directory None of these semaphores critical section mutual exclusion ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) How can you optimize performance of your computer? Delete unused files Defrag disk Scan for virus All of above Delete unused files Defrag disk Scan for virus All of above ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Operating system manages Processor All of the listed here Memory I / O Devices Processor All of the listed here Memory I / O Devices ANSWER DOWNLOAD EXAMIANS APP
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