Question Detail Poor response times are caused by Busy processorHigh I/O rateHigh paging ratesAny of above Answer: Option D Similar Questions : 1. In which scheduling policies, context switching never takes place FCFSround robinShortest job firstPre-empitive Answer: Option A 2. A thread is lightweight process where the context switching is low lightweight process where the context swithching is highused to speed up paging used in dead locks Answer: Option A 3. Which is single user operating system MS-DOSUNIXXENIXLINUX Answer: Option A 4. A hardware device which is capable of executing a sequence of instructions, is known as CPUALUCUProcessor Answer: Option D 5. Dynamic allocation of storage areas with VSAM files is accomplished by hashingcontrol splitsover flow areasrelative recording Answer: Option B Read more from - Operating System Questions Answers - Chapter 1