Question
Which statement about Parallel Streams is the strongest interview answer?
- Parallel Streams is mostly a naming style choice and has little effect on runtime or design.
- Parallel Streams exists mainly to reduce the number of Java files in a project.
- Parallel streams split work across threads, but they are not automatically faster than sequential streams.
- Parallel Streams matters only for frontend frameworks, not for core Java applications.
Hint
Start with the core rule behind Parallel Streams.
Answer and rationale
Correct answer: C. Parallel streams split work across threads, but they are not automatically faster than sequential streams.
Parallel streams split work across threads, but they are not automatically faster than sequential streams. This is the base concept interviewers commonly test first.
Track: Java