Operating System (OS) The Memory Buffer Register (MBR) 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 group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. contains the address of the memory location that is to be read from or stored into. is a hardware memory device which denotes the location of the current instruction being executed. 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 group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. contains the address of the memory location that is to be read from or stored into. is a hardware memory device which denotes the location of the current instruction being executed. ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode the operand is given explicitly in the instruction? immediate mode absolute mode indirect mode index mode None of these immediate mode absolute mode indirect mode index mode None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The errors that can be pointed out by the compiler are Semantic errors Logical errors Internal errors Syntax errors None of these Semantic errors Logical errors Internal errors Syntax errors None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Fork is the creation of a new job None of these the creation of a new process increasing the priority of a task the dispatching of a task the creation of a new job None of these the creation of a new process increasing the priority of a task the dispatching of a task ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is a disk compression tool? Scan disk Defragmenter Drive space None of these Scan disk Defragmenter Drive space None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The shortcut key to open a task manager is: Alt + Ctrl + Delete Alt + Tab Alt + F1 F1 Alt + Ctrl + Delete Alt + Tab Alt + F1 F1 ANSWER DOWNLOAD EXAMIANS APP
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