Microprocessor Fundamentals Questions and Answers
Microprocessor Fundamentals aptitude questions and answers are essential for students of electronics and computer engineering. These aptitude test practice questions cover topics like architecture, instruction sets, memory addressing, and data transfer operations. Practicing aptitude questions with explanations helps in understanding how microprocessors execute instructions and control system components. Whether you’re preparing for DRDO, BEL, or GATE exams, solving digital electronics aptitude questions enhances your technical accuracy and problem-solving skills. Download the microprocessor aptitude questions with solutions PDF for focused exam preparation.
Microprocessor Fundamentals
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36 questions
21. A register in the microprocessor that keeps track of the answer or results of any arithmetic or logic operation is the:
- stack pointer
- program counter
- instruction pointer
- accumulator
22. What is the difference between a mnemonic code and machine code?
- There is no difference.
- Machine codes are in binary, mnemonic codes are in shorthand English.
- Machine codes are in shorthand English, mnemonic codes are in binary.
23. Which bus is a bidirectional bus?
- address bus
- data bus
- address bus and data bus
- none of the above
24. Which of the following buses is primarily used to carry signals that direct other ICs to find out what type of operation is being performed?
- data bus
- control bus
- address bus
- address decoder bus
25. What kind of computer program is used to convert mnemonic code to machine code?
- debug
- assembler
- C++
- Fortran
26. Which of the following are the three basic sections of a microprocessor unit?
- operand, register, and arithmetic/logic unit (ALU)
- control and timing, register, and arithmetic/logic unit (ALU)
- control and timing, register, and memory
- arithmetic/logic unit (ALU), memory, and input/output
27. The stack is a data storage area in RAM used by certain microprocessor operations.
- TRUE
- FALSE
28. A microprocessor with the necessary support circuits will include at least two memory ICs: ROM or EPROM, and a RAM.
- TRUE
- FALSE
29. I/O-mapped systems identify their input and output devices by giving them an 8-bit port number.
- TRUE
- FALSE
30. A microcontroller integrates multichip systems with RAM, ROM, and I/O
- TRUE
- FALSE