Embedded Systems MCQ Questions and Answers Quiz

101. Which of the following processors execute its instruction in a single cycle?

  1. 8086
  2. 8088
  3. 8087
  4. MIPS R2000

102. Which of the following processors has CISC architecture?

  1. AVR
  2. Atmel
  3. Blackfin
  4. Zilog Z80

103. Which of the following processors uses Harvard architecture?

  1. TEXAS TMS320
  2. 80386
  3. 80286
  4. 8086

104. Which of the following provides a low-level method of debugging software?

  1. high-level simulator
  2. low-level simulator
  3. onboard debugger
  4. cpu simulator

105. Which of the following provides stability to the multitasking system?

  1. memory
  2. DRAM
  3. SRAM
  4. Memory partitioning

106. Which of the following provides time period for the context switch?

  1. timer
  2. counter
  3. time slice
  4. time machine

107. Which of the following registers offers high impedance?

  1. data register
  2. data direction register
  3. individual control bit
  4. data register and data direction register

108. Which of the following signals are active low in the 8250 UART?

  1. BAUDOUT
  2. DDIS
  3. INTR4MR

109. Which of the following statements are true for von Neumann architecture?

  1. shared bus between the program memory and data memory
  2. separate bus between the program memory and data memory
  3. external bus for program memory and data memory
  4. external bus for data memory only

110. Which of the following stores all the task information that the system requires?

  1. task access block
  2. register
  3. accumulator
  4. task control block
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