Data Types and Variables Determine output:class A{ public static void main(String args[]){ int x; x = 10; if(x == 10){ int y = 20; System.out.print("x and y: "+ x + " " + y); y = x*2; } y = 100; System.out.print("x and y: " + x + " " + y); }} Error 10 20 10 100 10 20 10 20 10 20 10 10 Error 10 20 10 100 10 20 10 20 10 20 10 10 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables In Java byte, short, int and long all of these are signed Both of the above unsigned None of these signed Both of the above unsigned None of these ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What will be output of the following program code?public class Test{public static void main(String[] a){short x = 10;x = x*5;System.out.print(x);} } None of these 50 Compilation Error 10 None of these 50 Compilation Error 10 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What would be the output of the following fraction of code ?int Integer = 34 ;char String = 'S' ;System.out.print( Integer ) ;System.out.print( String ) ; S 34 S Throws exception. 34 Does not compile as Integer and String are API class names. S 34 S Throws exception. 34 Does not compile as Integer and String are API class names. ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables The following program:public class Test{ static boolean isOK; public static void main(String args[]){ System.out.print(isOK); } } Prints false Will not compile as boolean can never be static Prints true Will not compile as boolean is not initialized Prints false Will not compile as boolean can never be static Prints true Will not compile as boolean is not initialized ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Determine output:public class Test { static void test(float x){ System.out.print("float"); } static void test(double x){ System.out.print("double"); } public static void main(String[] args){ test(99.9); }} float Compilation Error double Exception is thrown at runtime float Compilation Error double Exception is thrown at runtime ANSWER DOWNLOAD EXAMIANS APP
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