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 34 34 65 34 34 65 65 65 34 34 65 34 34 65 65 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What is the output for the below code ?1. public class Test{2. public static void main(String[] args){3. byte b = 6;4. b+=8;5. System.out.println(b);6. b = b+7;7. System.out.println(b);8. }9. } Compilation fails with an error at line 6 Compilation fails with an error at line 4 None of these 14 13 14 21 Compilation fails with an error at line 6 Compilation fails with an error at line 4 None of these 14 13 14 21 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 10 Error 10 20 10 100 10 20 10 20 10 20 10 10 Error 10 20 10 100 10 20 10 20 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 0 0 None of these Compile error - static variable must be initialized before use. 0 false 0 0 true 0 0 0 0 None of these Compile error - static variable must be initialized before use. 0 false 0 0 true 0 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables How many primitive data types are there in Java? 7 8 6 9 7 8 6 9 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 is not initialized Prints false Will not compile as boolean can never be static Prints true Will not compile as boolean is not initialized Prints false Will not compile as boolean can never be static Prints true ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS