1. (TCO 1) The .java extension on a file means that the file(Points : 6) contain

Question

1.(TCO 1) The.javaextension on a file means that the file(Points : 6) contains Java source code.
contains HTML.
is produced by the Java compiler (javac).
contains a machine specific executable image.


2.(TCO 1) Every Java application is required to have(Points : 6) at least one public static method called main.
at least one data member.
a String variable which holds the name of the application.
a content pane and several GUI components.



3.(TCO 1) Which is a correct way to invoke the static method sqrt of the Math class?(Points : 6) sqrt( 900 );
math.sqrt( 900 );
Math.sqrt( 900 );
Math math = new Math(); math.sqrt( 900 );




4.(TCO 1) Which line below creates a String object that displays the value of current to 3 decimal digit accuracy, given voltage and resistance variables which are of type double?(Points : 6) String res = 1.(TCO 1) The.javaextension on a file means that the file(Points : 6) contains Java source code.
contains HTML.
is produced by the Java compiler (javac).
contains a machine specific executable image.

Explanation / Answer

contains HTML.


a content pane and several GUI components.

Math.sqrt( 900 );

All of the above.

Use the show ErrorMessage method of the JDialog class.

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.