Operating System (OS) Which one of the following is not a layer of operating system? Application program Critical selection Shell Kernel Application program Critical selection Shell Kernel ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Driver is Hardware and gain controller Data controller All of the listed here Hardware controller Hardware and gain controller Data controller All of the listed here Hardware controller 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 index indirect sorting ascending None of these index indirect sorting ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Semaphores 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 synchronize critical resources to prevent contention synchronize critical resources to prevent deadlock ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Data encryption is mostly used by public networks cannot be used by private installations is not necessary, since data cannot be intercepted is mostly used by financial networks None of these is mostly used by public networks cannot be used by private installations is not necessary, since data cannot be intercepted is mostly used by financial networks None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The memory allocation scheme subject to "external" fragmentation is swapping segmentation multiple contiguous fixed partitions pure demand paging None of these swapping segmentation multiple contiguous fixed partitions pure demand paging None of these ANSWER DOWNLOAD EXAMIANS APP
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