Modern Java · interview question
Static factory methods can return:?
Multiple choiceEasychapter-7-curatedpremiummodern-javastatic-factory-methods
Answer and explanation
Correct answer
D. Instances from a cache.
Why
Static factory methods can return instances from a cache, allowing for instance reuse and potentially improving performance by avoiding unnecessary object creation.
Test yourself on Modern Java
A free test with instant, explained results. No account needed.
More Modern Java questions
- Given a Java text block, how does the compiler handle incidental whitespace?
- How do you write a multiline string in Java using text blocks?
- In which scenario is a static factory method preferred over a constructor?
- In Java 17, how would you refactor a switch statement to a switch expression for better readability and safety in a…
- Why does overriding hashCode in a value object change runtime behavior?
- How does using Java text blocks simplify embedding JSON structures in code?