Core Java 面试题与答案
Question: What does the 'final'?? keyword mean in front of a variable? A method? A class?Answer: FINAL for a variable: value is constant. FINAL for a method: cannot be overridden. FINAL for a class: cannot be derived |
保存以便复习
收藏此条目、标记为困难题，或将其加入复习集合。
这有帮助吗？ 是 否
用户评价最有帮助的内容：
- How could Java classes direct program messages to the system console, but error messages, say to a file?
- What are the differences between an interface and an abstract class?
- Why would you use a synchronized block vs. synchronized method?
- How can you force garbage collection?
- What are the differences between the methods sleep() and wait()?