Operating System (OS) The necessary conditions needed before deadlock can occur? Mutual Exclusion, No Hold and wait, Preemption, Circular Wait No Mutual Exclusion, Hold and wait, Preemption, Circular Wait Mutual Exclusion, Hold and wait, No Preemption, Circular Wait Mutual Exclusion, Hold and wait, Preemption, No Circular Wait Mutual Exclusion, No Hold and wait, Preemption, Circular Wait No Mutual Exclusion, Hold and wait, Preemption, Circular Wait Mutual Exclusion, Hold and wait, No Preemption, Circular Wait Mutual Exclusion, Hold and wait, Preemption, No Circular Wait ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Running multiple programs at the same time is called: Multitasking Symmetric Foreground tasking Single tasking Multitasking Symmetric Foreground tasking Single tasking ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not essential to shut down your computer? Cut off the power supply Close all running applications Switch off monitor Save all opened files Cut off the power supply Close all running applications Switch off monitor Save all opened files ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The main function of the dispatcher (the portion of the process scheduler) is suspending some of the processes when the CPU load is high swapping a process to the disk bring processes from the disk to the main memory None of these assigning ready process to the CPU suspending some of the processes when the CPU load is high swapping a process to the disk bring processes from the disk to the main memory None of these assigning ready process to the CPU ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following can be accesses by transfer vector approach of linking? Data located in other procedures All of these External data segments External subroutines None of these Data located in other procedures All of these External data segments External subroutines None of these 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 8 1 None of these 16 8 1 None of these ANSWER DOWNLOAD EXAMIANS APP
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