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OCA Java SE 8 Programmer Study Guide (Exam 1Z0-808) by Budi Kurniawan

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Appendix C

Mock Exam 2

The following are questions for the second mock exam. Each question may have more than one correct answer and you have to choose all the correct answers.

Question 1 (1.3. Create executable Java applications with a main method; run a Java program from the command line; including console output)

Consider the following code.

 

package demo;

public class MainDemo {

    public static void main(String[] args) {

        System.out.println(args[0]);

    }

}

It is invoked with this command line command:

java demo.MainDemo 20+30

What is printed on the standard out?

 

A.  50

B.  20

C.  30

D.  20+30

Question 2 (1.3. Create executable Java applications with a main method; run a Java program from the command line; including console output) ...

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