JAVA Constructors and Methods What is Math.floor(3.6)? 3.0 4.0 4 3 3.0 4.0 4 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? Test(void) public Test( ) Test( ) public Test(void) None of these Test(void) public Test( ) Test( ) public Test(void) None of these 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 4 At line 1, constructor Tester must be marked public like its class At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 2, constructor call At line 4 At line 1, constructor Tester must be marked public like its class At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 2, constructor call ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? static protected public private static protected public private ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine Output:class A{public static void method(int i){System.out.print("Method 1");}public static int method(String str){System.out.print("Method 2");return 0;}}public class Test{ public static void main(String args[]){A.method(5);}} Compile time error as final method can't be overloaded None of these Method 1 Method 2 Compile time error as final method can't be overloaded None of these Method 1 Method 2 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (int)(Math.random() + 0.5) (int)Math.random() (int)Math.random() + 1 (int)(Math.random() + 0.2) (int)(Math.random() + 0.5) (int)Math.random() (int)Math.random() + 1 (int)(Math.random() + 0.2) ANSWER DOWNLOAD EXAMIANS APP
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