Operating System (OS) Which of the following command is used to switch between the window programs? None of these Alt+F4 Ctrl+Tab Alt+Tab None of these Alt+F4 Ctrl+Tab Alt+Tab ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The instruction register is a hardware memory device which denotes the location of the current instruction being executed. contains the address of the memory location that is to be read from or stored into. is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write". None of these is a hardware memory device which denotes the location of the current instruction being executed. contains the address of the memory location that is to be read from or stored into. is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write". None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following are loaded in safe mode ? Keyboard driver Mouse driver All of the listed here VGA drive Keyboard driver Mouse driver All of the listed here VGA drive ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What is the initial value of the semaphore to allow only one of the many processes to enter their critical section? 16 None of these 8 1 16 None of these 8 1 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Can you name of the major Operating System used in computers? All of these MS DOS OS/2 UNIX None of these All of these MS DOS OS/2 UNIX None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Where will store data first time when you copy CD Clipboard Clipbook Hard disk CD Clipboard Clipbook Hard disk ANSWER DOWNLOAD EXAMIANS APP
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