Operating System (OS) Which of the following capabilities is required for a system program to execute more than one program at a time? multitasking word processing virtual memory None of these compiling multitasking word processing virtual memory None of these compiling ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which of the storage placement strategies a program is placed in the largest available hole in the main memory? first fit best fit worst fit None of these buddy first fit best fit worst fit None of these buddy ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The Memory Buffer Register (MBR) 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. 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". is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. 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. 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". is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory. ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following concept is best to preventing page faults ? The working set Address location resolution Hit ratios Paging The working set Address location resolution Hit ratios Paging ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) You can switch from one program to another by clicking within the desired program's icon from the Folder Application icon from taskbar Application icon on desktop None of above Folder Application icon from taskbar Application icon on desktop None of above ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) System maintenance: None of these is not required if the system is well written is necessary on all systems, regardless of how good is usually not necessary always requires several programs None of these is not required if the system is well written is necessary on all systems, regardless of how good is usually not necessary always requires several programs ANSWER DOWNLOAD EXAMIANS APP
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