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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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？（）

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