Data Types and Variables What will be the output for the below code ?1. public class Test{2. public static void main(String[] args){3. byte i = 128;4. System.out.println(i);5. }6. } 128 None of these Compilation fails with an error at line 4 Compilation fails with an error at line 3 0 128 None of these Compilation fails with an error at line 4 Compilation fails with an error at line 3 0 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Size of float and double in Java is 32 and 32 64 and 32 32 and 64 64 and 64 32 and 32 64 and 32 32 and 64 64 and 64 ANSWER DOWNLOAD EXAMIANS APP
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 20 10 20 10 100 10 20 10 10 Error 10 20 10 20 10 20 10 100 10 20 10 10 Error 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); } } Will not compile as boolean can never be static Will not compile as boolean is not initialized Prints true Prints false Will not compile as boolean can never be static Will not compile as boolean is not initialized Prints true Prints false ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What is the output for the below code ?class A{ int k; boolean istrue; static int p; public void printValue(){ System.out.print(k); System.out.print(istrue); System.out.print(p); }}public class Test{ public static void main(String argv[]){ A a = new A(); a.printValue(); }} 0 false 0 Compile error - static variable must be initialized before use. None of these 0 0 0 0 true 0 0 false 0 Compile error - static variable must be initialized before use. None of these 0 0 0 0 true 0 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 22 Compilation Error 20 21 Throws Exception 22 Compilation Error 20 21 ANSWER DOWNLOAD EXAMIANS APP
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