AP Computer Science A Review Flashcard

Front

What are the two types of streams defined in Java?

Back

Byte stream and character stream.

Front

What is the purpose of streams in programming?

Back

Streams are used for input and output operations.

Front

What classes are used for input and output operations in byte streams?

Back

InputStream and OutputStream classes.

Front

What classes are incorrectly associated with character streams?

Back

InputStream and OutputStream classes (character streams use Reader and Writer classes).

Front

What is the output of the expression 4 / 2 in Java?

Back

2

Front

What is the output of the following code: System.out.print("Hello"); System.out.print("World");

Back

HelloWorld

Front

What does the statement System.out.println("six " + 3 + 3); output?

Back

six 33

Front

What is the purpose of the final keyword in Java?

Back

To declare a variable that cannot be changed.

Front

What is the output of the expression 10 % 3 in Java?

Back

1

Front

What is the difference between a method and a function in Java?

Back

A method is associated with an object, while a function is a standalone block of code.