Analyze the following code:public class Test { int x; public Test(String t) { System.out.println(“Test”); } public static void main(String[] args) { Test test = new Test(); System.out.println(test.x); }}

Which method can be used to create an input object for file temp.txt?

Which class contains the method for checking whether a file exists?

Assume Cylinder is a subtype of Circle. Analyze the following code:Circle c = new Circle (5);Cylinder c = cy;

What is displayed by the following code? System.out.print(“Hi, ABC, good”.matches(“ABC “) + ” “); System.out.println(“Hi, ABC, good”.matches(“.*ABC.*”));

Which of the following is the correct statement to return a string from an array a of characters?

What is the output of the following code?public class Test { public static void main(String[] args) { Object o1 = new Object(); Object o2 = new Object(); System.out.print((o1 == o2) + ” ” + (o1.equals(o2))); }}

What is displayed by the following code? System.out.print(“A,B;C”.replaceAll(“,;”, “#”) + ” “); System.out.println(“A,B;C”.replaceAll(“[,;]”, “#”));

What is displayed by the following code? public static void main(String[] args) { String[] tokens = “Welcome to Java”.split(“o”); for (int i = 0; i < tokens.length; i++) { System.out.print(tokens[i] + " "); } }

Analyze the following code:public class Test { public static void main(String[] args) throws MyException { System.out.println(“Welcome to Java”); }}class MyException extends Error {}