Java代码查错

1.

abstract class Name {

private String name;

public abstract boolean isStupidName(String name) {}

}

大侠们，这有何错误?

[主观题]Java代码查错1.abstract class Name {private String name;public abstract boolean isStupidName(String name) {}}大侠们，这有何错误?

[主观题]abstract class Something {private abstract String doSomething ();}这好像没什么错吧?

[试题]abstract class Something {private abstract String doSomething ();}这好像没什么错吧?

[单选题]阅读下面代码 abstract class Person { public Person(String n) { name=n; } public______String getDescription()； public String getName() { return name； } private String name； } 在下画线处应填入的修饰符是A．staticB．abstractC．protectedD．final

[单选题]阅读下列代码段 abstract class Person{ public Person(String n){ name=n; } public______String getDescription(); public String getName(){ } private String name; } 在下画线处应填入的修饰符是A．staticB．abstractC．protectedD．final

[主观题]写出程序的输出结果class Class1 {private string str = "Class1.str";private int i = 0;static void StringConvert(string str) {str = "string being converted.";}static void StringConvert(Class1 c) {c.str = "string being converted.";}static void Add(int i) {i

[单选题]编译以下代码，将出现什么情况?()abstract class Shape{ abstract void draw();}C．lass Square extends Shape{ }A． Square类和Shape类都可以成功编译B． Square类无法编译，但Shape类可以编译C． 类无法编译，但Square类可以编译D． Square类和Shape类都无法编译

[试题]3ThenameofaJavasourcecodefileis（）.A..classB..javaC..exeD..obj

[主观题]2. The extension name of a Java bytecode file is _______.A..javaB..objC..classD..exe

[单选题]为使下列代码正常运行，应该在下划线处填入的选项是abstract class Person{public Person(String n)！name=n;}public____String getDescription()；public String getName(){return name;}private String name;}A．staticB．privateC．abstractD．final