Operating System (OS) What is the name of the technique in which the operating system of a computer executes several programs concurrently by switching back and forth between them? Partitioning Multitasking Windowing None of these Paging Partitioning Multitasking Windowing None of these Paging ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the key is used to close the active window? Ctrl+F4 Alt+F6 Alt+F4 Ctrl+F5 Ctrl+F4 Alt+F6 Alt+F4 Ctrl+F5 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The FIFO algorithm execute first the job that has been in the queue the longest executes first the job with the least processor needs executes first the job that last entered the queue None of these executes first the job that first entered the queue execute first the job that has been in the queue the longest executes first the job with the least processor needs executes first the job that last entered the queue None of these executes first the job that first entered the queue ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The primary purpose of an operating system is to: None of these make computer easier to use keep system programmers employed allow people to sue the computers make the most efficient use of the hardware None of these make computer easier to use keep system programmers employed allow people to sue the computers make the most efficient use of the hardware ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Addressing modes All of these performs indicated operations on two fast registers of the machine and leave the result in one of the registers. None of these defines the fundamental method of determining effective operand addresses are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing. All of these performs indicated operations on two fast registers of the machine and leave the result in one of the registers. None of these defines the fundamental method of determining effective operand addresses are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing. ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following are loaded in safe mode ? Mouse driver All of the listed here Keyboard driver VGA drive Mouse driver All of the listed here Keyboard driver VGA drive ANSWER DOWNLOAD EXAMIANS APP