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Microprocessors And Microcontrollers MCQ Questions & Answers | ECE

Learn Microprocessors And Microcontrollers MCQ questions & answers are available for a Electronics and Communications Engineering(ECE) students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Microprocessors And Microcontrollers MCQ question is the important chapter for a Electronics and Communications Engineering(ECE) and GATE students. Page-10 section-1

Each section contains 100 MCQs on Microprocessors and Microcontrollers .
91
In an 8085 microprocessor system, the RST instruction will cause an interrupt
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Answer & Solution
Answer: Option C
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92
How many hardware interrupts are there in 8086?
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Answer: Option C
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93
The TRAP is one of the interrupts available in INTEL 8085. Which one of the following statements is true of TRAP?
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Answer: Option D
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94
The type of device used to interface a parallel data format with external equipment's serial format is
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Answer: Option B
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95
Which of the following interrupts has the lowest priority?
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Answer & Solution
Answer: Option D
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96
After assembly in 8086, any errors in program syntax can be found by examining the . . . . . . . . file.
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Answer: Option A
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97
How may interrupt request lines are available in programmable interrupt controller 8259A?
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Answer: Option A
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98
Single-bit indicators that may be set or clear to show the results of logical or arithmetic operations are the-
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Answer: Option B
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99
In an 8086 microprocessor, the code segment (CS) register contains 2500H and index pointer (IP) contains 1000H. What will be the address of the physical memory location?
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Answer: Option D
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100
Which of the following addressing mode is not usable in XCH instruction of 8051 microcontroller?
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Answer & Solution
Answer: Option D
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