Data Types and Variables How many primitive data types are there in Java? 8 6 9 7 8 6 9 7 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 Prints true Will not compile as boolean can never be static Will not compile as boolean is not initialized Prints false Prints true Will not compile as boolean can never be static Will not compile as boolean is not initialized 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 In Java, the word true is ................ Same as value 0 Same as value 1 A Java keyword A Boolean literal Same as value 0 Same as value 1 A Java keyword A Boolean literal 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);} } 10 Compilation Error 50 None of these 10 Compilation Error 50 None of these 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 ) ; }} Throws Exception 21 22 Compilation Error 20 Throws Exception 21 22 Compilation Error 20 ANSWER DOWNLOAD EXAMIANS APP