你可能感興趣的試題

Which of the following statements about variables and scope are true？（）

A. Local variables defined inside a method are destroyed when the method is exited.
B. Local variables are also called automatic variables.
C. Variables defined outside a method are created when the object is constructed.
D. A method parameter variable continues to exist for as long as the object is needed in which the method is defined.

單項(xiàng)選擇題

Given the following code：
1） public void modify（） {
2） int i， j， k；
3） i = 100；
4） while （ i > 0 ） {
5） j = i * 2；
6） System.out.println （" The value of j is " + j ）；
7） k = k + 1；
8） i--；
9） }
10） }
Which line might cause an error during compilation？（）

A. line 4
B. line 6
C. line 7
D. line 8

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A class design requires that a member variable cannot be accessible directly outside the class. Which modifier should be used to obtain the access control？（）

你可能感興趣的試題

Which of the following statements about variables and scope are true？（）

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Which of the following statements about variables and scope are true？（）