Data Types and Variables Size of float and double in Java is 64 and 32 32 and 64 64 and 64 32 and 32 64 and 32 32 and 64 64 and 64 32 and 32 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 Throws exception. Does not compile as Integer and String are API class names. 34 34 S S Throws exception. Does not compile as Integer and String are API class names. 34 34 S ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables How many primitive data types are there in Java? 7 6 9 8 7 6 9 8 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What is the output for the below code?public class Test{ int _$; int $7; int do; public static void main(String argv[]){ Test test = new Test(); test.$7=7; test.do=9; System.out.println(test.$7); System.out.println(test.do); System.out.println(test._$); }} 7 0 0 Compile error - $7 is not valid identifier. 7 9 0 None of these Compile error - do is not valid identifier. 7 0 0 Compile error - $7 is not valid identifier. 7 9 0 None of these Compile error - do is not valid identifier. ANSWER DOWNLOAD EXAMIANS APP
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); }} 10 20 10 20 10 20 10 100 10 20 10 10 Error 10 20 10 20 10 20 10 100 10 20 10 10 Error ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables In Java byte, short, int and long all of these are signed Both of the above None of these unsigned signed Both of the above None of these unsigned ANSWER DOWNLOAD EXAMIANS APP
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