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 10 10 20 10 20 Error 10 20 10 100 10 20 10 10 10 20 10 20 Error 10 20 10 100 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Size of int in Java is 32 bit 16 bit 64 bit Depends on execution environment 32 bit 16 bit 64 bit Depends on execution environment 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.$7); System.out.println(test.do); System.out.println(test._$); }} 7 0 0 7 9 0 Compile error - do is not valid identifier. None of these Compile error - $7 is not valid identifier. 7 0 0 7 9 0 Compile error - do is not valid identifier. None of these Compile error - $7 is not valid identifier. ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables In Java byte, short, int and long all of these are signed unsigned Both of the above None of these signed unsigned Both of the above None of these ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Java is a ........... language. None of these weakly typed strongly typed moderate typed None of these weakly typed strongly typed moderate typed 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 None of these -127 Compiler error 129 2 None of these -127 Compiler error 129 ANSWER DOWNLOAD EXAMIANS APP
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