Q:

Which of the following combination is the best to enable the external hardware interrupt 0 of the IE register (assuming initially all bits of the IE register are zero)?

0

Which of the following combination is the best to enable the external hardware interrupt 0 of the IE register (assuming initially all bits of the IE register are zero)?


  1. EX0=1
  2. EA=1
  3. any of the mentioned
  4. both of the mentioned

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 (d).both of the mentioned

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