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Java: Which statement about LinkedHashMap and Iteration Order is the strongest interview answer?

Difficulty:

Easy

Questions:

1

Time Limit:

2 minutes

Passing Score:

100%

Question

Which statement about LinkedHashMap and Iteration Order is the strongest interview answer?

  1. LinkedHashMap and Iteration Order is mostly a naming style choice and has little effect on runtime or design.
  2. LinkedHashMap and Iteration Order exists mainly to reduce the number of Java files in a project.
  3. LinkedHashMap combines hash-based lookup with a linked ordering of entries.
  4. LinkedHashMap and Iteration Order matters only for frontend frameworks, not for core Java applications.

Hint

Start with the core rule behind LinkedHashMap and Iteration Order.

Answer and rationale

Correct answer: C. LinkedHashMap combines hash-based lookup with a linked ordering of entries.

LinkedHashMap combines hash-based lookup with a linked ordering of entries. This is the base concept interviewers commonly test first.

Track: Java