Bus Organization MCQs

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

Question 1

Microprocessors & MicrocontrollersBus Organization

The address bus is normally used to carry?

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Correct Answer: A. Addresses of memory or I/O locations

Explanation: The address bus identifies the memory or I/O location involved in a transfer.

Reference: Standard microprocessors and microcontrollers: bus organization

Question 2

Microprocessors & MicrocontrollersBus Organization

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Correct Answer: A. Data between processor, memory and peripherals

Explanation: The data bus transfers instruction bytes and data among system components.

Reference: Standard microprocessors and microcontrollers: bus organization

Question 3

Microprocessors & MicrocontrollersBus Organization

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Correct Answer: C. 65536

Explanation: A 16-bit address gives 2^16=65536 unique addresses, equal to 64 KiB of byte-addressable locations.

Reference: Standard microprocessors and microcontrollers: bus organization

Question 4

Microprocessors & MicrocontrollersBus Organization

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Correct Answer: B. 8

Explanation: The bus width is eight bits, so eight data bits can be transferred in parallel per bus transfer.

Reference: Standard microprocessors and microcontrollers: bus organization