Data Types and Variables In Java byte, short, int and long all of these are unsigned Both of the above None of these signed unsigned Both of the above None of these signed ANSWER DOWNLOAD EXAMIANS APP
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. } None of these Compilation fails with an error at line 3 0 Compilation fails with an error at line 4 128 None of these Compilation fails with an error at line 3 0 Compilation fails with an error at line 4 128 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 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 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 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. int i = 010;4. int j = 07;5. System.out.println(i);6. System.out.println(j);7. }8. } None of these Compilation fails with an error at line 5 10 7 Compilation fails with an error at line 3 8 7 None of these Compilation fails with an error at line 5 10 7 Compilation fails with an error at line 3 8 7 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Determine output:public class Test{ int a = 10; public void method(int a){ a += 1; System.out.println(++a); } public static void main(String args[]){ Test t = new Test(); t.method(3); }} 12 11 None of these 5 4 12 11 None of these 5 4 ANSWER DOWNLOAD EXAMIANS APP