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Java 面试题

Q: What is static in java?

The static variable can be used to refer the common property of all objects (that is not unique for each object) e.g. company name of employees,college name of students etc.

Q: What if the main method is declared as private?

Q: Do I need to import java.lang package any time? Why ?

Q: What are Checked and UnChecked Exception?

Q: What is the difference between error and an exception?

Q: What is the Locale class?

Q: How are this() and super() used with constructors?

Q: Is Empty .java file a valid source file?

Q: What modifiers are allowed for methods in an Interface?

Q: Give a simplest way to find out the time a method takes for execution without using any profiling tool?

Q: What type of parameter passing does Java support?

Q: What is the difference between the instanceof and getclass, these two are same or not ?

I'm sad, there's so much.

Sendya

又穷又屌丝又不会英语 写什么 Bio

Amoy, china.