JAVA Constructors and Methods Which of these is a legal definition of a method named examveda assuming it throws IOException, and returns void. Also assume that the method does not take any arguments. Select the one correct answer. void examians() {} throws IOException void examians(void) throws IOException{} void examians() throw IOException{} void examians() throws IOException{} examians() throws IOException{} void examians() {} throws IOException void examians(void) throws IOException{} void examians() throw IOException{} void examians() throws IOException{} examians() throws IOException{} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine output:public class Test{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.val = 1; obj.call(obj); System.out.println(obj.val); }}class MyClass{ public int val; public void call(MyClass ref){ ref.val++; }} 1 2 None of these Compilation Error 3 1 2 None of these Compilation Error 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason It can be accessed by every method or variable without any hindrance. None of these It can be accessed easily by the class loader. It can be executed without creating any instance of the class. It can be accessed by every method or variable without any hindrance. None of these It can be accessed easily by the class loader. It can be executed without creating any instance of the class. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following statements regarding static methods are correct?1. Static methods are difficult to maintain, because you can not change their implementation.2. Static methods can be called using an object reference to an object of the class in which this method is defined.3. Static methods are always public, because they are defined at class-level.4. Static methods do not have direct access to non-static methods which are defined inside the same class. 2 and 4 1 and 3 3 and 4 1 and 2 2 and 4 1 and 3 3 and 4 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class MyClass{ MyClass(){ System.out.print("one"); } public void myMethod(){ this(); System.out.print("two"); }} public class TestClass{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.myMethod(); }} None of these Compilation Error one Exception two one one one one two None of these Compilation Error one Exception two one one one one two ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to A variable goes out of scope. None of these An object, variable or method goes out of scope. Before garbage collection. An object or variable goes out of scope. A variable goes out of scope. None of these An object, variable or method goes out of scope. Before garbage collection. An object or variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS