8085 Registers MCQs

Practice 8085 Registers MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Microprocessors & Microcontrollers8085 Registers

Which 8085 register pair is commonly referred to as the memory pointer pair because M accesses the memory location addressed by it?

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Correct Answer: C. HL

Explanation: In 8085 instructions, the symbol M refers to the memory byte whose address is held in the HL register pair.

Reference: Standard microprocessors and microcontrollers: 8085 registers

Question 2

Microprocessors & Microcontrollers8085 Registers

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Correct Answer: A. 8-bit register

Explanation: The 8085 accumulator A is an 8-bit register used extensively by arithmetic and logic instructions.

Reference: Standard microprocessors and microcontrollers: 8085 registers