Data Types and Variables Size of float and double in Java is 32 and 64 64 and 64 32 and 32 64 and 32 32 and 64 64 and 64 32 and 32 64 and 32 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables The following fraction of codedouble STATIC = 2.5 ;System.out.println( STATIC ); Raises an exception None of these Prints 2.5 Rraises an error as STATIC is used as a variable which is a keyword Raises an exception None of these Prints 2.5 Rraises an error as STATIC is used as a variable which is a keyword 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 9 0 Compile error - $7 is not valid identifier. 7 0 0 None of these Compile error - do is not valid identifier. 7 9 0 Compile error - $7 is not valid identifier. 7 0 0 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 Automatic type conversion in Java takes place when Two type are compatible and size of destination type is larger than source type. All of these Two type are compatible and size of destination type is shorter than source type. Two type are compatible and size of destination type is equal of source type. Two type are compatible and size of destination type is larger than source type. All of these Two type are compatible and size of destination type is shorter than source type. Two type are compatible and size of destination type is equal of source type. 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 ) ; }} 21 Throws Exception 20 Compilation Error 22 21 Throws Exception 20 Compilation Error 22 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS