Question Detail

Dynamic allocation of storage areas with VSAM files is accomplished by

  • hashing
  • control splits
  • over flow areas
  • relative recording
Similar Questions :

1. Reference bit is used for

  • Implementing LRU page replacement algorithm
  • Implementing NRU algorithm
  • To check the page table entry in the cache memory
  • none of above

2. Size of virtual memory depends on

  • size of data bus
  • size of address bus
  • size of main memory
  • none of above

3. Memory protection is normally done by

  • the processor and the associated hardware
  • the operating system
  • the compiler
  • the user program

4. The LRU algorithm

  • pages out pages that have been used recently
  • pages out pages that have not been used recently
  • pages out pages that have been least used recently
  • pages out the first page in a given area

5. In real time OS, which is most suitable scheduling scheme

  • round robin
  • FCFS
  • pre-emptive scheduling
  • random scheduling
Read more from - Operating System Questions Answers - Chapter 1
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