Microprocessor-8086 MCQs Set-8

1. The _______ is used to connect more microprocessor
  • peripheral device
  • cascade
  • I/O devices
  • control unit
2. CS connect the output of ______
  • encoder
  • decoder
  • slave program
  • buffer
3. In which year, 8086 was introduced?
  • 1978
  • 1979
  • 1977
  • 1981
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. 8086 and 8088 contains _______ transistors
  • 29000
  • 24000
  • 34000
  • 54000
6. ALE stands for ___________
  • address latch enable
  • address level enable
  • address leak enable
  • address leak extension
7. What is DEN?
  • direct enable
  • data entered
  • data enable
  • data encoding
8. In 8086, Example for Non maskable interrupts are ________.
  • TRAP
  • RST6.5
  • INTR
  • RST6.6
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. In 8086 microprocessor the following has the highest priority among all type interrupts?
  • NMI
  • DIV 0
  • TYPE 255
  • OVER FLOW