Java认证模考试题（九）

 Question: 44
Which of the following can be parts of the Java source file Calculation1.java?
A. public class Calculation1{//...}

B. import java.io.*;

C. package myPackage;

D. import java.awt.*;

E. static class Arg{//...}

F. class Calcu{//...}

G. public class Calculation2{//...}

Explanation: 

Correct Answer: A,B,C,D,F 44 of 60

 
Which one of the following containers must be added to another container?

B. Frame

C. Dialog

D. Panel

Explanation: 

Correct Answer: D 45 of 60

 ||| 
Which of the following classes are layout managers in Java?

B. BorderLayout

C. PanelLayout

D. GridLayout

E. BagLayout

Explanation: 

Correct Answer: A,B,D 46 of 60

 
A Button is positioned in a Frame. Only height of the Button is affected by the Frame while the width is not. Which layout manager should be used?

B. CardLayout

C. North and South of BorderLayout

D. East and West of BorderLayout

E. GridLayout

Explanation: 

Correct Answer: D 47 of 60