JAVA Constructors and Methods What is Math.floor(3.6)? 4 3.0 4.0 3 4 3.0 4.0 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to An object or variable goes out of scope. A variable goes out of scope. An object, variable or method goes out of scope. Before garbage collection. None of these An object or variable goes out of scope. A variable goes out of scope. An object, variable or method goes out of scope. Before garbage collection. None of these 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(); }} two one one None of these Compilation Error one Exception one one two two one one None of these Compilation Error one Exception one one two 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() throw IOException{} examians() throws IOException{} void examians() {} throws IOException void examians(void) throws IOException{} void examians() throws IOException{} void examians() throw IOException{} examians() throws IOException{} void examians() {} throws IOException void examians(void) throws IOException{} void examians() throws IOException{} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called instance variables None of these reference variables objects instance variables None of these reference variables objects ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The following code contains one compilation error, find it?public class Test {Test() { } // line 1static void Test() { this(); } // line 2 public static void main(String[] args) { // line 3Test(); // line 4}} At line 1, constructor Tester must be marked public like its class At line 2, constructor call At line 4 At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 1, constructor Tester must be marked public like its class At line 2, constructor call At line 4 At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor ANSWER DOWNLOAD EXAMIANS APP
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