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  • Question
  • Which of the following is not a jump instruction?


  • Options
  • A. JB (jump back)
  • B. JA (jump above)
  • C. JO (jump if overflow)
  • D. JMP (unconditional jump)

  • Correct Answer
  • JB (jump back) 


  • Computers problems


    Search Results


    • 1. What is occurring when two or more sources of data attempt to use the same bus?

    • Options
    • A. Bus contention
    • B. Direct memory access
    • C. Bus interruption
    • D. PPI
    • Discuss
    • 2. Which of the following is not a computer bus?

    • Options
    • A. Data bus
    • B. Control bus
    • C. Timer bus
    • D. Address bus
    • Discuss
    • 3. Which of the following was not a design improvement for the 8086/8088 over the 8085?

    • Options
    • A. Execution unit (EU)
    • B. 16-bit data bus
    • C. Arithmetic logic unit (ALU)
    • D. Bus interface unit (BIU)
    • Discuss
    • 4. Which bus is bidirectional?

    • Options
    • A. Address bus
    • B. Control bus
    • C. Data bus
    • D. None of the above
    • Discuss
    • 5. The control bus and memories share a bidirectional bus in a typical microprocessor system.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. DMA is particularly suited for data transfer between the ________.

    • Options
    • A. disk drive and CPU
    • B. disk drive and RAM
    • C. disk drive and ROM
    • D. disk drive and I/O
    • Discuss
    • 7. Which of the following is not an 8086/8088 general-purpose register?

    • Options
    • A. Code segment (CS)
    • B. Data segment (DS)
    • C. Stack segment (SS)
    • D. Address segment (AS)
    • Discuss
    • 8. The first Intel microprocessor to contain on-board cache memory was the ________.

    • Options
    • A. 80386
    • B. 80486
    • C. Pentium
    • D. Pentium Pro
    • Discuss
    • 9. Which is not part of the execution unit (EU)?

    • Options
    • A. Arithmetic logic unit (ALU)
    • B. Clock
    • C. General registers
    • D. Flags
    • Discuss
    • 10. Which of the following is not a basic element within the microprocessor?

    • Options
    • A. Microcontroller
    • B. Arithmetic logic unit (ALU)
    • C. Register array
    • D. Control unit
    • Discuss


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