Operating System (OS) Who is called a supervisor of computer activity ? Memory Operating system Control unit I / O Devices Memory Operating system Control unit I / O Devices ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What program runs first after computer is booted and loading GUI ? Authentication Windows Explorer Desktop manager File manager Authentication Windows Explorer Desktop manager File manager ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) An operating system version designed for use with a tablet PC is Microsoft Windows XP Home edition Media center edition None of these Tablet PC edition Home edition Media center edition None of these Tablet PC edition ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called Kernel loading System configuration Bootstrap Power on self test (POST) Kernel loading System configuration Bootstrap Power on self test (POST) ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which policy replace a page if it is not in the favoured subset of a process's pages? LFU None of these Working set FIFO LRU LFU None of these Working set FIFO LRU ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not the user file extension? .sys .doc .ppt .xls .sys .doc .ppt .xls ANSWER DOWNLOAD EXAMIANS APP
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