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Shortest Job First executes first the job

  • with the least processor needs
  • that first entered the queue
  • that has been in the queue for the longest
  • that last entered the queue

Answer: Option A

Similar Questions :

1. Which is single user operating system

  • MS-DOS
  • UNIX
  • XENIX
  • LINUX

Answer: Option A

2. The part of machine level instruction, which tells the central processor what has to be done, is

  • Operation code
  • Address
  • Locator
  • Flip-Flop

Answer: Option A

3. Root directory of a disk should be placed

  • at the fixed address in the main memory
  • at a fixed location on the disk
  • at the fixed location on system disk
  • anywhere on the disk

Answer: Option B

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

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

Answer: Option B

5. Remote computing services involves the use of timesharing and

  • multiprocessing
  • interactive processing
  • batch processing
  • real time processing

Answer: Option C

Read more from - Operating System Questions Answers - Chapter 1