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
1. The devices that provide the means for a computer to communicate with the user or other computers are referred to as:
- CPU
- ALU
- I/O
- none of the above
2. The software used to drive microprocessor-based systems is called:
- assembly language
- firmware
- machine language code
- BASIC interpreter instructions
3. The circuits in the 8085A that provide the arithmetic and logic functions are called the:
- CPU
- ALU
- I/O
- none of the above
5. The ________ ensures that only one IC is active at a time to avoid a bus conflict caused by two ICs writing different data to the same bus.
- control bus
- control instructions
- address decoder
- CPU
7. The items that you can physically touch in a computer system are called:
- software
- firmware
- hardware
- none of the above
8. Single-bit indicators that may be set or cleared to show the results of logical or arithmetic operations are the:
- flags
- registers
- monitors
- decisions
9. When referring to instruction words, a mnemonic is:
- a short abbreviation for the operand address
- a short abbreviation for the operation to be performed
- a short abbreviation for the data word stored at the operand address
- shorthand for machine language
10. The technique of assigning a memory address to each I/O device in the computer system is called:
- memory-mapped I/O
- ported I/O
- dedicated I/O
- wired I/O