Operating System (OS) ....... is the layer of a computer system between the hardware and the user program System environment Operating system Operating environment None of these System environment Operating system Operating environment None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The ___ displays the name of every computer user on the computer Command screen Welcome screen Wish list screen None of the listed here Command screen Welcome screen Wish list screen None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Supervisor state is entered by programs when they enter the processor required to perform any I/O only allowed to the operating system None of these never used entered by programs when they enter the processor required to perform any I/O only allowed to the operating system None of these never used ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Feed back queue require manual intervention to implement properly are used to favor real-time tasks dispatch tasks according to execution characteristics None of these are very easy to implement require manual intervention to implement properly are used to favor real-time tasks dispatch tasks according to execution characteristics None of these are very easy to implement ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The virtual memory is A type of memory used in super computer An extremely large main memory An extremely large secondary memory An illusion of extremely large main memory A type of memory used in super computer An extremely large main memory An extremely large secondary memory An illusion of extremely large main memory 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 mutual exclusion None of these semaphores critical section directory mutual exclusion None of these semaphores critical section directory ANSWER DOWNLOAD EXAMIANS APP
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