Operating System (OS) Which components appear in the initial windows start up display? All of these Start menu Dialog box Task bar All of these Start menu Dialog box Task bar ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Information in a memory that is no longer valid or wanted is known as volatile garbage None of these non-volatile surplus volatile garbage None of these non-volatile surplus ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following addressing modes, facilitates access to an operand whose location is defined relative to the beginning of the data structure in which it appears? ascending None of these indirect index sorting ascending None of these indirect index sorting ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Semaphores synchronize critical resources to prevent contention synchronize critical resources to prevent deadlock are used for memory management None of these are used to do I/O synchronize critical resources to prevent contention synchronize critical resources to prevent deadlock are used for memory management None of these are used to do I/O ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not the user file extension? .xls .ppt .sys .doc .xls .ppt .sys .doc 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
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