Operating System (OS) Four necessary conditions for deadlock to exist are: mutual exclusion, no-preemption, circular wait and deadlock avoidance buffer overflow None of these race around condition hold and wait deadlock avoidance buffer overflow None of these race around condition hold and wait ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In memory systems, boundary registers track page boundaries track the beginning and ending of programs None of these are used for temporary program variable storage are only necessary with fixed partitions track page boundaries track the beginning and ending of programs None of these are used for temporary program variable storage are only necessary with fixed partitions ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Generally quick launch toolbar is displayed on The left side of taskbar A bar out of taskbar The right side of taskbar On the middle of taskbar The left side of taskbar A bar out of taskbar The right side of taskbar On the middle of taskbar ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which key deletes text before, or to the left, of the insertion point? BackSpace Delete PageDown PageUp BackSpace Delete PageDown PageUp ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Round-robin scheduling allows interactive tasks quicker access to the processor gives each task the same chance at the processor allows processor-bound tasks more time in the processor is quite complex to implement None of these allows interactive tasks quicker access to the processor gives each task the same chance at the processor allows processor-bound tasks more time in the processor is quite complex to implement None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The higher versions of the operating systems are so written that programs designed for earlier versions can still be run. What is it called? Universality Upgradability Upward mobility None of these Upward compatibility Universality Upgradability Upward mobility None of these Upward compatibility ANSWER DOWNLOAD EXAMIANS APP
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