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Dell-EMC

E20-616 · Question #196

Why would a customer use Parallel Access Volumes (PAV) on a mainframe host?

The correct answer is B. The mainframe host can simultaneously process multiple non-conflicting I/Os to the same. See the full explanation below for the reasoning.

Question

Why would a customer use Parallel Access Volumes (PAV) on a mainframe host?

Options

  • AThe mainframe host can process I/O requests serially
  • BThe mainframe host can simultaneously process multiple non-conflicting I/Os to the same
  • CThe UCB prevents aliases from accessing the device
  • DThe Unit Control Block (UCB) is blocked for other I/Os to the same volume

How the community answered

(49 responses)
  • A
    6% (3)
  • B
    82% (40)
  • C
    10% (5)
  • D
    2% (1)

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Full E20-616 Practice