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 Will not compile as boolean is not initialized Will not compile as boolean can never be static Prints true Prints false Will not compile as boolean is not initialized Will not compile as boolean can never be static Prints true 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. None of these 7 0 0 Compile error - $7 is not valid identifier. 7 9 0 Compile error - do is not valid identifier. None of these 7 0 0 Compile error - $7 is not valid identifier. 7 9 0 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Which of the following automatic type conversion will be possible? long to int int to long byte to int short to int long to int int to long byte to int short to int 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);} } 50 10 Compilation Error None of these 50 10 Compilation Error None of these ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables The smallest integer type is ......... and its size is ......... bits. short, 8 byte, 8 short, 16 short, 16 short, 8 byte, 8 short, 16 short, 16 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What will be output of following program?public class Test{ public static void main(String[] args){ byte b=127; b++; b++; System.out.println(b); }} 2 -127 None of these Compiler error 129 2 -127 None of these Compiler error 129 ANSWER DOWNLOAD EXAMIANS APP
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