AExE02 · Chapter 2Digital Logic & Microprocessor🏛️ Past Licensure QuestionID: 115b0030
If there is an address and data bus in a system, and it needs to be demultiplexed, What device do we use?
If there is an address and data bus in a system, and it needs to be demultiplexed, What device do we use?
Multiple Choice Options
- A
Decoder
- B✓ Correct Option
Demux
- C
Multiplexer
- D
Flip-flop
Detailed Technical Solution & Explanation
According to standard engineering principles, for If there is an address and data bus in a system, and it needs to be demultiplexed, What device do we use?, the correct choice is Demux.
Option Analysis:
•
Option A (Decoder): Incorrect. Does not satisfy the technical condition or specifies an alternate/invalid property.
•
Option B (Demux): Correct. Valid technical statement directly addressing the question requirement.
•
Option C (Multiplexer): Incorrect. Does not satisfy the technical condition or specifies an alternate/invalid property.
•
Option D (Flip-flop): Incorrect. Does not satisfy the technical condition or specifies an alternate/invalid property.
Reference: Demo2 · Set 2NEC Licensure Syllabus