I/O Devices and Bus Architecture Quiz
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Questions and Answers

What consists of three sets of lines to carry address, data, and control signals?

  • I/O devices
  • Bus (correct)
  • Processor
  • Memory
  • How are I/O devices accessed by the processor?

  • Through data signals
  • Through unique addresses (correct)
  • Through control signals
  • Through shared addresses with memory
  • What is the term for I/O devices and memory sharing the same address space?

  • Concurrent I/O
  • Integrated I/O
  • Memory-mapped I/O (correct)
  • Parallel I/O
  • What allows any machine instruction that can access memory to be used to transfer data to or from an I/O device?

    <p>Memory-mapped I/O</p> Signup and view all the answers

    Which instruction reads the data from the DATAIN register and loads them into processor register R2?

    <p>Load R2, DATAIN</p> Signup and view all the answers

    What is the term for the I/O devices and memory sharing the same address space?

    <p>Memory-mapped I/O</p> Signup and view all the answers

    How are I/O devices accessed by the processor?

    <p>By placing the address on the address lines</p> Signup and view all the answers

    What allows any machine instruction that can access memory to be used to transfer data to or from an I/O device?

    <p>Memory-mapped I/O</p> Signup and view all the answers

    Which instruction reads the data from the DATAIN register and loads them into processor register R2?

    <p>Load R2, DATAIN</p> Signup and view all the answers

    What consists of three sets of lines to carry address, data, and control signals?

    <p>Bus</p> Signup and view all the answers

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