Operating System (OS) All of the following are task performed by the operating system except Provides an interface for user to interact with computer Managing hardware on the computer Controlling the access that application program has to the CPU Performing housekeeping task like file compression and disk defragmentation Provides an interface for user to interact with computer Managing hardware on the computer Controlling the access that application program has to the CPU Performing housekeeping task like file compression and disk defragmentation ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) IBM released its first PC in 1981. Can you name the operating system which was most popular at that time? None of these CP/M MS-DOS PC-DOS OS/360 None of these CP/M MS-DOS PC-DOS OS/360 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) System maintenance: is usually not necessary is necessary on all systems, regardless of how good None of these is not required if the system is well written always requires several programs is usually not necessary is necessary on all systems, regardless of how good None of these is not required if the system is well written always requires several programs ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following memory unit that processor can access more rapidly Read Only Memory Main Memory Cache memory Virtual Memory Read Only Memory Main Memory Cache memory Virtual Memory ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following are loaded into main memory when the computer is booted? external command instructions None of these word processing instructions utility programs internal command instructions external command instructions None of these word processing instructions utility programs internal command instructions ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Page stealing Should be the turning goal Is taking page frame from other working sets Is a sign of an efficient system Is taking layer disk space for page in page out Should be the turning goal Is taking page frame from other working sets Is a sign of an efficient system Is taking layer disk space for page in page out ANSWER DOWNLOAD EXAMIANS APP
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