Question
Which statement about Queue Fundamentals is the strongest interview answer?
- A queue is a first-in, first-out structure where earlier elements are processed before later ones.
- Queue Fundamentals is mostly a naming style choice and has little effect on runtime or design.
- Queue Fundamentals exists mainly to reduce the number of Java files in a project.
- Queue Fundamentals matters only for frontend frameworks, not for core Java applications.
Hint
Start with the core rule behind Queue Fundamentals.
Answer and rationale
Correct answer: A. A queue is a first-in, first-out structure where earlier elements are processed before later ones.
A queue is a first-in, first-out structure where earlier elements are processed before later ones. This is the base concept interviewers commonly test first.
Track: Java