Data Types and Variables In Java, the word true is ................ Same as value 0 A Boolean literal A Java keyword Same as value 1 Same as value 0 A Boolean literal A Java keyword Same as value 1 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 true Will not compile as boolean can never be static Prints false Will not compile as boolean is not initialized Prints true Will not compile as boolean can never be static Prints false Will not compile as boolean is not initialized ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Size of int in Java is 64 bit Depends on execution environment 32 bit 16 bit 64 bit Depends on execution environment 32 bit 16 bit 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.$7); System.out.println(test.do); System.out.println(test._$); }} 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. 7 0 0 Compile error - $7 is not valid identifier. 7 9 0 None of these 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 10 100 10 20 10 10 10 20 10 20 Error 10 20 10 100 10 20 10 10 10 20 10 20 Error 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. 34 S 34 Does not compile as Integer and String are API class names. S Throws exception. 34 S 34 Does not compile as Integer and String are API class names. ANSWER DOWNLOAD EXAMIANS APP
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