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Instruction Formats: Layout and Components
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Instruction Formats: Layout and Components

Created by
@LuxuriousSunflower

Questions and Answers

What does an instruction format include?

  • Only the opcode
  • The operation code and address (correct)
  • Result operand reference only
  • Source operand reference only

    • What determines the operation of a CPU?

  • The CPU's clock speed
  • The memory size
  • The CPU's instruction set (correct)
  • The CPU's manufacturer

    • In an instruction, what does the operation code (opcode) specify?

  • The source operand reference
  • The operation to be performed (correct)
  • The location of the next instruction
  • The result operand reference

    • Where can operands (source & result) be stored?

    <p>In the CPU register</p> Signup and view all the answers

    Why is it not efficient to put all information required by the CPU in a machine instruction?

    <p>It is inefficient use of memory</p> Signup and view all the answers

    What are opcodes represented by in programming?

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

    What controls the timing for all registers in a basic computer?

    <p>Master clock generator</p> Signup and view all the answers

    Which type of control organization uses gates, flip-flops, and decoders to implement control logic?

    <p>Hardwired control</p> Signup and view all the answers

    What is a key advantage of hardwired control organization?

    <p>Optimized for fast operation</p> Signup and view all the answers

    Where is the control information stored in a micro programmed organization?

    <p>Control memory</p> Signup and view all the answers

    In which type of control organization is the control memory programmed to initiate micro operations?

    <p>Micro programmed control</p> Signup and view all the answers

    What allows for easy modifications in the design of a computer system in micro programmed organization?

    <p>Updating micro-program in control memory</p> Signup and view all the answers

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