java exam questions & Answers 100% Correct!!
Java is useful for the Internet because it can produce _____ programs - ANSWERPortable
Java is the direct descendant of what languages? - ANSWERC and C++
What is an applet? - ANSWERa small program that is dynamically downloaded over the Web
What is Java bytecode? - ANSWERa highly optimized set of instructions that can be interpreted by
the Java Interpreter
The use of bytecode helps solve what two Internet programming problems? - ANSWERportability
and security
Name the principles of OOP - ANSWERencapsulation, polymorphism, and inheritance
What is the basic unit of encapsulation in Java? - ANSWERthe class
Where does a Java program begin execution? - ANSWERmain()
What does System.out.println() do? - ANSWERoutput info to the console
What is the name of the JDK Java compiler? of the Java interpreter? - ANSWERjavac.exe; java.exe
How is a block of code created? What does it do? - ANSWERstarted by { ended by }; creates a logical
unit of code
in Java, statements are terminated by a ____ - ANSWER;
All Java statements must start and end on one line, T or F? - ANSWERfalse
Java is useful for the Internet because it can produce _____ programs - ANSWERPortable
Java is the direct descendant of what languages? - ANSWERC and C++
What is an applet? - ANSWERa small program that is dynamically downloaded over the Web
What is Java bytecode? - ANSWERa highly optimized set of instructions that can be interpreted by
the Java Interpreter
The use of bytecode helps solve what two Internet programming problems? - ANSWERportability
and security
Name the principles of OOP - ANSWERencapsulation, polymorphism, and inheritance
What is the basic unit of encapsulation in Java? - ANSWERthe class
Where does a Java program begin execution? - ANSWERmain()
What does System.out.println() do? - ANSWERoutput info to the console
What is the name of the JDK Java compiler? of the Java interpreter? - ANSWERjavac.exe; java.exe
How is a block of code created? What does it do? - ANSWERstarted by { ended by }; creates a logical
unit of code
in Java, statements are terminated by a ____ - ANSWER;
All Java statements must start and end on one line, T or F? - ANSWERfalse
