8086 Microprocessor Quiz

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Questions and Answers

What is the frequency range of 8086 microprocessor?

  • 12-16 MHz
  • 2-4 MHz
  • 6-10 MHz (correct)
  • 4-8 MHz

What is the size of the address bus of 8086 microprocessor?

  • 16 bit
  • 20 bit (correct)
  • 24 bit
  • 32 bit

How many I/O ports can 8086 support?

  • 32K
  • 64K (correct)
  • 16K
  • 128K

How many instruction bytes can 8086 prefetch from memory?

<p>6 (B)</p> Signup and view all the answers

In which modes can 8086 operate?

<p>Minimum mode and Maximum mode (D)</p> Signup and view all the answers

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Study Notes

8086 Microprocessor Characteristics

  • Frequency range of 8086 microprocessor: 4.77-5.5 MHz
  • Address bus size of 8086 microprocessor: 20 bits
  • Number of I/O ports 8086 can support: 256
  • Prefetch queue size of 8086: 4-6 instruction bytes can be prefetched from memory
  • Operating modes of 8086: Minimum mode and Maximum mode

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