Which of the following are loaded in safe mode ? Keyboard driver All of the listed here VGA drive Mouse driver TRUE ANSWER : ? YOUR ANSWER : ?
Who is called a supervisor of computer activity ? I / O Devices Memory Operating system Control unit TRUE ANSWER : ? YOUR ANSWER : ?
The operating system is the most common type of ___ software System Application Communication Word processing software TRUE ANSWER : ? YOUR ANSWER : ?
The SJF algorithm executes first the job that has been in the queue the longest that last entered the queue with the least processor needs None of these that first entered the queue TRUE ANSWER : ? YOUR ANSWER : ?
What is dispatch latency ? The whole time taken by all processor The time taken by the dispatcher to stop one process and start another None of the listed here The time taken by the processor to write a file into disk TRUE ANSWER : ? YOUR ANSWER : ?
Which of following is/are the advantage(s) of modular programming? None of these Easy to compile The program is much easier to change Easy debugging Modules can be reused in other programs TRUE ANSWER : ? YOUR ANSWER : ?
What program runs first after computer is booted and loading GUI ? Windows Explorer Desktop manager File manager Authentication TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is an example of a real time operating system? Lynx Process Control MS DOS Windows XP TRUE ANSWER : ? YOUR ANSWER : ?
To avoid the race condition, the number of processes that may be simultaneously inside their critical section is 8 1 16 None of these TRUE ANSWER : ? YOUR ANSWER : ?
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 TRUE ANSWER : ? YOUR ANSWER : ?