Hard
The keyword "static" in front of a method has the following meaning:
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11
What "design pattern" makes it possible to offer a means of treating the elements of a tree without worrying about the course?12
Serialization can be customized with the Externalizable interface12
How many instance of Integer cannot be freed from memory?12
What does the final keyword mean in front of a method in Java?16
How many times is the condition `(a++ < 15)` evaluated in the following code?
```java
int a = 3;
while (a++ < 15) {
if ((a++ % 5) == 0)
break;
}
```12
A monitor in Java10
What is the error message when you try to serialize a class that does not implement Serializable?