Can a Static Method Be Synchronized?

static methods can be synchronized. But you have one lock per class.

Do static methods need to be synchronized?

Static methods should almost never be synchronized in a webapp. The above method can be called by 1000s of threads and yet it is going to be thread-safe because the method only requires an argument- String name and that is from the Thread Stack. It is not shared data between threads.

Is a static method Cannot be synchronized?

A static method cannot be synchronized. If a class has synchronized code, multiple threads can still access the nonsynchronized code. Variables can be protected from concurrent access problems by marking them with the synchronized keyword. When a thread sleeps, it releases its locks.