JAVA Constructors and Methods The implicit return type of a constructor is There is no return type. A class object in which it is defined. void None of these There is no return type. A class object in which it is defined. void None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What will be the result of compiling and running the given code?class A{ int b=10; private A(){ this.b=7; } int f(){ return b; }}class B extends A{ int b;}public class Test{ public static void main(String[] args){ A a = new B(); System.out.println(a.f()); }} Compilation Fails Prints 0 Prints 10 None of these Prints 7 Compilation Fails Prints 0 Prints 10 None of these Prints 7 ANSWER DOWNLOAD EXAMIANS APP
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() throw IOException{} void examians(void) throws IOException{} examians() throws IOException{} void examians() {} throws IOException void examians() throws IOException{} void examians() throw IOException{} void examians(void) throws IOException{} examians() throws IOException{} void examians() {} throws IOException ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code?public class Test{ public static void printValue(int i, int j, int k){ System.out.println("int"); } public static void printValue(byte...b){ System.out.println("long"); } public static void main(String... args){ byte b = 9; printValue(b,b,b); }} long Compilation clean but throws RuntimeException Compilation fails int None of these long Compilation clean but throws RuntimeException Compilation fails int None of these 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. 1 and 3 2 and 4 1 and 2 3 and 4 1 and 3 2 and 4 1 and 2 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to Before garbage collection. An object or variable goes out of scope. None of these A variable goes out of scope. An object, variable or method goes out of scope. Before garbage collection. An object or variable goes out of scope. None of these A variable goes out of scope. An object, variable or method goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
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