Operating System (OS) Semaphores are used for memory management synchronize critical resources to prevent contention synchronize critical resources to prevent deadlock are used to do I/O None of these are used for memory management synchronize critical resources to prevent contention synchronize critical resources to prevent deadlock are used to do I/O None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) How can you optimize performance of your computer? Delete unused files Scan for virus All of above Defrag disk Delete unused files Scan for virus All of above Defrag disk ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Memory management is : replaced with virtual memory on current systems critical for even the simplest operating systems not used on multiprogramming systems not used in modern operating system None of these replaced with virtual memory on current systems critical for even the simplest operating systems not used on multiprogramming systems not used in modern operating system None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The component of Windows that lets you to transfer contents from one document to another Boot Clipboard Document Briefcase Boot Clipboard Document Briefcase ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The process of transferring data intended for a peripheral device into a disk (or intermediate store) so that it can be transferred to peripheral at a more convenient time or in bulk, is known as None of these caching virtual programming multiprogramming spooling None of these caching virtual programming multiprogramming spooling ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Boot startup process Clean up the computer memory Checks the computer connections Prepare the computer ready Loads system files to RAM Clean up the computer memory Checks the computer connections Prepare the computer ready Loads system files to RAM ANSWER DOWNLOAD EXAMIANS APP
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