Operating System (OS) Which of the key is used to close the active window? Ctrl+F5 Alt+F6 Ctrl+F4 Alt+F4 Ctrl+F5 Alt+F6 Ctrl+F4 Alt+F4 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What program runs first after computer is booted and loading GUI ? Windows Explorer File manager Authentication Desktop manager Windows Explorer File manager Authentication Desktop manager ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which type of the following OS, the response time is very crucial. Real Time Operating System Unix Operating System Batch Operating System Network Operating System Real Time Operating System Unix Operating System Batch Operating System Network Operating System ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What is the name of the technique in which the operating system of a computer executes several programs concurrently by switching back and forth between them? Multitasking Windowing Paging None of these Partitioning Multitasking Windowing Paging None of these Partitioning ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Interprocess communication is usually done via disk drives is never necessary, is required for all processes allows processes to synchronize activity None of these is usually done via disk drives is never necessary, is required for all processes allows processes to synchronize activity None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which of the storage placement strategies a program is placed in the smallest available hole in the main memory? None of these worst fit first fit best fit buddy None of these worst fit first fit best fit buddy ANSWER DOWNLOAD EXAMIANS APP
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