The test is not official, it's just a nice way to see how much you know, or don't know, about Java.Count Your ScoreYou will get 1 point for each correct answer. At the end of the Quiz, your total score will be displayed. Maximum score is 25 points....
The garbage collector can’t collect an object until it’s no longer available to any live thread. More quiz questions available here Given the following code Copy code snippet Copied to Clipboard Error: Could not Copy Copied to Clipboard Error: Could not Copy interface Repairable {} class Car...
It provides concept of reference to point to objects or precisely their addresses. It supports pointer operations. Developers can perform complex operations, can write optimized memory based code using pointers. But it is quite complex and requires strong programming skills to master them. 12 Low ...
“Free C++ Course: Learn the Essentials” by Scaler Topics is an excellent starting point for beginners, while Udemy’s “C++ Tutorial for Complete Beginners” and “C++ For Programmers” by Udacity are perfect for those looking to develop advanced programs. If you’re interested in becoming pro...
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Previous Quiz Next Lambda expressions are difficult to write when the function throws a checked expression. See the example below −import java.net.URLEncoder; import java.util.Arrays; import java.util.stream.Collectors; public class FunctionTester { public static void main(String[] args) { ...
public final class Point { private final float x; private final float y; public Point(float x, float y) { this.x = x; this.y = y; } public float getX() { return x; } public float getY() { return y; } } public final class Polyline { private final ArrayList<Point> points; ...
And, if there were a static method inside the “inner class” it wouldn’t even be an inner class – it would technically have to be declared with the static modifier and therefore it would be a static nested class for reasons you can read about here: Difference between inner and nested...
a) Floating-point value assigned to a Floating type b) Floating-point value assigned to an integer type c) Integer value assigned to floating type d) Integer value assigned to floating type View Answer 18. What will be the output of the following Java program?
We can use thereplaceAllmethod to replace all of the occurrences of a string with another string. The important point to note is thatreplaceAll()acceptsStringas argument, so you can use theCharacterclass to create a string and use it to replace all the characters with an empty string. ...