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Dynamic allocation of storage areas with VSAM files is accomplished by

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

1. Dirty bit is used to show

  • Page with corrupted data
  • Wrong page in memory
  • Page that is modified after being loaded in the cache memory
  • page that is less frequently accessed

2. Which scheduling policy is best suited for time-sharing operating systems

  • Shortest job first
  • Round robin
  • First come first serve
  • Elevator

3. Creating a job queue is a function of

  • Spooler
  • Interperator
  • Complier
  • Drive

4. In which scheduling policies, context switching never takes place

  • FCFS
  • round robin
  • Shortest job first
  • Pre-empitive

5. For multiprogramming operating system

  • special support from processor is essential
  • special support from processor is not essential
  • cache memory is essential
  • none of above
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