Which are not Java primitive types？（）    

1）classPerson{ 2）publicvoidprintValue（inti，intj）{/*…*/}...

单项选择题

1） class Person { 
2） public void printValue（int i， int j） {/*…*/ }    
3） public void printValue（int i）{/*...*/ }    
4） } 
5） public class Teacher extends Person {    
6） public void printValue（） {/*...*/ }    
7） public void printValue（int i） {/*...*/}    
8） public static void main（String args[]）{    
9） Person t = new Teacher（）；    
10） t.printValue（10）；    
11） }   
12） } 
Which method will the statement on line 10 call？ （）  

Whichstatementsaboutinheritancearetrue？（）A. In Java pro...

多项选择题Which statements about inheritance are true？（）         

Whicharesyntacticallyvalidstatementat//pointx？（） classP...

多项选择题

Which are syntactically valid statement at// point x？（）    
class Person {    
private int a； 
public int change（int m）{
 return m； 
}    
} 
public class Teacher extends Person {    
public int b； 
public static void main（String arg[]）{    
Person p = new Person（）；    
Teacher t = new Teacher（）；   
int i； 
// point x    
}   
}