Which of the following correctly compares PLA and PAL?

Options

  • A. PLA has both programmable arrays, while PAL has a programmable AND array and fixed OR array
  • B. PLA has a fixed AND array, while PAL has both programmable arrays
  • C. Both PLA and PAL have fixed AND and OR arrays
  • D. PLA has a programmable OR array only, while PAL has a programmable AND array only
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

A. PLA has both programmable arrays, while PAL has a programmable AND array and fixed OR array

Detailed Explanation

Correct Answer: (A)
PLA has programmable AND and OR arrays. PAL has a programmable AND array and a fixed OR array. Therefore, PLA generally offers greater flexibility in implementing logic functions.
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BPSC Tre 4.0 Digtial Electronics Quiz Practice Set 1

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