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This set of 8086 Microprocessor Multiple Choice Questions & Answers (MCQs) focuses on 8086 Microprocessor Set 7

Q1 | To interface memory with the microprocessor, connect register the lines of the address bus must be added to address lines of the chip.
  • single
  • memory
  • multiple
  • triple
Q2 | The remaining address line of bus is decoded to generate chip select signal
  • data
  • address
  • control bus
  • both (a) and (b)
Q3 | signal is generated by combining RD and WR signals with IO/M
  • control
  • memory
  • register
  • system
Q4 | has certain signal requirements write into and read from its registers
  • memory
  • register
  • both (a) and (b)
  • control
Q5 | An is used to fetch one address
  • internal decoder
  • external decoder
  • encoder
  • register
Q6 | The primary function of the is to accept data from I/P devices
  • multiprocessor
  • microprocessor
  • peripherals
  • interfaces
Q7 | signal prevent the microprocessor from reading the same data more than one
  • pipelining
  • handshaking
  • controlling
  • signaling
Q8 | Bits in IRR interrupt are
  • reset
  • set
  • stop
  • start
Q9 | The pin is used to select direct command word
  • a0
  • d7-d6
  • a12
  • ad7-ad6
Q10 | CS connect the output of
  • encoder
  • decoder
  • slave program
  • buffer
Q11 | 8086 and 8088 contains transistors
  • 29000
  • 24000
  • 34000
  • 54000
Q12 | In 8086, Example for Non maskable interrupts are .
  • trap
  • rst6.5
  • intr
  • rst6.6
Q13 | Access time is faster for .
  • rom
  • sram
  • dram
  • eram
Q14 | The First Microprocessor was .
  • intel 4004
  • 8080
  • 8085
  • 4008
Q15 | Status register is also called as .
  • accumulator
  • stack
  • counter
  • flags