A class can implement as many interfaces as needed.()
A.正确
B.错误
A.正确
B.错误
A.grade
B.class
C.standard
D.stage
A.package t;public class A{}
B.import java.io.*;package t;public class A{}
C.import java.io.*;import java.awt.*;public class A{}
D.import java.io.*;class A{}public class B{}
A.public class A implements B,D{}
B.public class A extends B implements C,D,E{}
C.public class A extends B,D{}
D.public class A extends B{}
A.in relation to
B.in excess of
C.in contrast to
D.in favor of
A.错误
B.正确
A. abstract class G2 extends superClass1,superClass2{…}
B. abstract public class classmates{…}
C. public final class NewClass extends superClass implements Interface1{…}
D. public abstract class String{…}
A.public abstract class Car{...}
B.protected private number
C.abstract private move{...}
D.abstract final class Hl{...}