单项选择题
Given: What is the appropriate definition of the hashCode method in class Person?()
A.return super.hashCode(); B.return name.hashCode() + age * 7; C.return name.hashCode() + comment.hashCode() / 2; D.return name.hashCode() + comment.hashCode() / 2 - age * 3;
单项选择题 Click the Exhibit button. Which statement is true about the set variable on line 12?()
多项选择题 Click the Exhibit button. What two must the programmer do to correct the compilation errors?()
单项选择题 Given: What is the result?()