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30 java program skills questions（1）

admin 11月 25, 2020 0

本题来自30 Java Coding Questions To Assess Programming Skills，该网站在Java开发者都爱用的11个网站中都介绍过，可以多加利用。

Question-1

Which Of The Following Would The Below Java Coding Snippet Return As Its Output?

class  {
    public int index = 1;
}

class App extends  {

    public App(int index) {
        index = index;
    }

    public static void main(String args[]) {
        App myApp = new App(10);
        System.out.println(myApp.index);
    }
}

A. 0
B.10
C.1
D.Compile time error

Question-2

Which Of The Following Combinations Would The Below Java Coding Snippet Print?

class TestApp {
    protected int x, y;
}

class Main {
    public static void main(String args[]) {
        TestApp app = new TestApp();
        System.out.println(app.x + " " + app.y);
    }
}