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4. Simple as Possible (SAP) - III - An Introduction To Microprocessor 8085

📖 From An Introduction To Microprocessor 8085 • 222 questions available

Practice MCQs for 4. Simple as Possible (SAP) - III. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-30

41
Easy Questions
121
Medium Questions
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Hard Questions

📝 Topics in this Chapter

📝 Sample Questions

Q1. What is the width of the accumulator register in the SAP-III computer?

🔹 A. 8 bits
🔹 B. 16 bits
🔹 C. 4 bits
🔹 D. 12 bits

💡 Difficulty: easy | ✅ Correct: A

Q2. Which register in SAP-III contains the address of the next instruction to be fetched?

🔹 A. Instruction Register
🔹 B. Program Counter
🔹 C. Accumulator
🔹 D. Memory Buffer

💡 Difficulty: medium | ✅ Correct: B

Q3. How does the fixed‑length 8‑bit instruction format affect the encoding of complex operations in SAP-III?

🔹 A. It allows multiple opcodes in one instruction
🔹 B. It forces designers to create micro‑coded sub‑routines
🔹 C. It limits each instruction to a single simple operation
🔹 D. It enables variable‑length operands

💡 Difficulty: hard | ✅ Correct: A

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