Microprocessor-8086 MCQs Set-8

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  1. 1. The _______ is used to connect more microprocessor
    • peripheral device
    • cascade
    • I/O devices
    • control unit
  2. 2. CS connect the output of ______
    • encoder
    • decoder
    • slave program
    • buffer
  3. 3. In which year, 8086 was introduced?
    • 1978
    • 1979
    • 1977
    • 1981
  4. 4. Expansion for HMOS technology_______
    • high level mode oxygen semiconductor
    • high level metal oxygen semiconductor
    • high performance medium oxide semiconductor
    • high performance metal oxide semiconductor
  5. 5. 8086 and 8088 contains _______ transistors
    • 29000
    • 24000
    • 34000
    • 54000
  6. 6. ALE stands for ___________
    • address latch enable
    • address level enable
    • address leak enable
    • address leak extension
  7. 7. What is DEN?
    • direct enable
    • data entered
    • data enable
    • data encoding
  8. 8. In 8086, Example for Non maskable interrupts are ________.
    • TRAP
    • RST6.5
    • INTR
    • RST6.6
  9. 9. In 8086 the overflow flag is set when _____________
    • the sum is more than 16 bits.
    • signed numbers go out of their range after an arithmetic operation.
    • carry and sign flags are set.
    • subtraction
  10. 10. In 8086 microprocessor the following has the highest priority among all type interrupts?
    • NMI
    • DIV 0
    • TYPE 255
    • OVER FLOW