Operating System (OS) How can you optimize performance of your computer? Scan for virus Delete unused files All of above Defrag disk Scan for virus Delete unused files All of above Defrag disk ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Semaphores None of these synchronize critical resources to prevent deadlock synchronize critical resources to prevent contention are used for memory management are used to do I/O None of these synchronize critical resources to prevent deadlock synchronize critical resources to prevent contention are used for memory management are used to do I/O ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the key is used to close the active window? Alt+F6 Ctrl+F5 Ctrl+F4 Alt+F4 Alt+F6 Ctrl+F5 Ctrl+F4 Alt+F4 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The term 'polling' in a computer means a process by which a computer system multiplexes the inputs and updates the memory accordingly None of these inquires to see if a terminal has any transaction to send detects/corrects errors decides correct alternative by analysing several ones multiplexes the inputs and updates the memory accordingly None of these inquires to see if a terminal has any transaction to send detects/corrects errors decides correct alternative by analysing several ones ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which Operating System doesn't support long file names? Windows NT MS-DOS OS / 2 Windows 95 Windows NT MS-DOS OS / 2 Windows 95 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following concept is best to preventing page faults ? Address location resolution The working set Hit ratios Paging Address location resolution The working set Hit ratios Paging ANSWER DOWNLOAD EXAMIANS APP
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