Data Types and Variables The following fraction of codedouble STATIC = 2.5 ;System.out.println( STATIC ); Rraises an error as STATIC is used as a variable which is a keyword Prints 2.5 Raises an exception None of these Rraises an error as STATIC is used as a variable which is a keyword Prints 2.5 Raises an exception None of these ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables In Java byte, short, int and long all of these are unsigned Both of the above None of these signed unsigned Both of the above None of these signed ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Determine output:public class Test{int i = 34;public static void main(String args[]){Test t1 = new Test();Test t2 = new Test();t1.i = 65;System.out.print(t1.i);System.out.print(t2.i);}} 65 65 34 34 34 65 65 34 65 65 34 34 34 65 65 34 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.$7); System.out.println(test.do); System.out.println(test._$); }} None of these Compile error - do is not valid identifier. 7 0 0 7 9 0 Compile error - $7 is not valid identifier. None of these Compile error - do is not valid identifier. 7 0 0 7 9 0 Compile error - $7 is not valid identifier. ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What is the output of the following program?public class Test{static int x = 10 ; public static void main(String[] a){ Test test = new Test( ) ; Test test1 = new Test( ) ; test.x += 1 ; System.out.println( test.x + test1.x ) ; }} 22 Compilation Error Throws Exception 21 20 22 Compilation Error Throws Exception 21 20 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 is not initialized Will not compile as boolean can never be static Prints false Prints true Will not compile as boolean is not initialized Will not compile as boolean can never be static Prints false ANSWER DOWNLOAD EXAMIANS APP
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