Java practice questions with Correct Answers

Java practice questions with Correct
Answers


translates high-level language program into machine language program. -

ANSWER✔✔-A compiler


Java ___________ can run from a Web browser - ANSWER✔✔-applets


________ is interpreted. - ANSWER✔✔-Java


______ is a technical definition of the language that includes the syntax and semantics of

the Java programming language. - ANSWER✔✔-


contains predefined classes and interfaces for developing Java programs. -

ANSWER✔✔-API


_____ consists of a set of separate programs for developing and testing Java programs,

each of which is invoked from a command line. - ANSWER✔✔-Java JDK

,___ provides an integrated development environment (IDE) for rapidly developing Java

programs. Editing, compiling, building, debugging, and online help are integrated in

one graphical user interface. - ANSWER✔✔-Java IDE


The main method header is written as: - ANSWER✔✔-public static void main(String[]

args)


Which of the following statements is correct? - ANSWER✔✔-Every statement in a

program must end with a semicolon.


Which of the following statements is correct to display Welcome to Java on the console?

- ANSWER✔✔-System.out.println("Welcome to Java");


System.out.print("Welcome to Java");


The JDK command to compile a class in the file Test.java is - ANSWER✔✔-javac

Test.java


Which JDK command is correct to run a Java application in ByteCode.class? -

ANSWER✔✔-java ByteCode.class


Java compiler translates Java source code into ____ - ANSWER✔✔-A. Java bytecode


_____ is a software that interprets Java bytecode - ANSWER✔✔-Java virtual machine


Suppose you define a Java class as follows:

, public class Test {




}




In order to compile this program, the source code should be stored in a file named -

ANSWER✔✔-Test.java


The extension name of a Java bytecode file is - ANSWER✔✔-.class


The extension name of a Java source code file is - ANSWER✔✔-.java


Which of the following lines is not a Java comment?




A. /** comments */


B. // comments


C. -- comments


D. /* comments */


E. ** comments ** - ANSWER✔✔--- comments


** comments **


the following are the reserved words: - ANSWER✔✔-A. public