Java midterm review

JAVA language was initially called as

• Oak

• Live Oak

• Black Cherry

Java source file extension is

• .cpp

• .oak

• .java

• .c

The Java Compiler creates a

• .class file

• .bytecode file

• .java file

• Machinecode file

Bytecode is machine code

• True

• False

Bytecode is translated into machine code by

• The Java Compiler

• The Java Virtual Machine

• The Central Processing Unit

• Bytecode is already machine code

Bytecode is platform dependent

• True

• False

If the source file contains more than one class then separate class files (bytecodes) will be generated for each class after the compilation.

• True

• False

Java program execution starts and ends with

• main() method

• class definition

• User-defined method

In Java source file main( ) method should be defined outside the class.

• True

• False

________________job is to ensure that bytecodes are valid and do not violate Java’s security restrictions i.e. unauthorized access. This feature helps to prevent Java programs arriving over the network from damaging our system

• class loader

• bytecode verifier

• bytecode loader

• java compiler