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 would be the output of the following fraction of code ?int Integer = 34 ;char String = 'S' ;System.out.print( Integer ) ;System.out.print( String ) ; S 34 S 34 Throws exception. Does not compile as Integer and String are API class names. S 34 S 34 Throws exception. Does not compile as Integer and String are API class names. ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What will be the output for the below code ?1. public class Test{2. int i=8;3. int j=9;4. public static void main(String[] args){5. add();6. }7. public static void add(){8. int k = i+j;9. System.out.println(k);10. }11. } 17 0 Compilation fails with an error at line 5 Compilation fails with an error at line 8 None of these 17 0 Compilation fails with an error at line 5 Compilation fails with an error at line 8 None of these 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 Compilation fails with an error at line 4 128 0 None of these Compilation fails with an error at line 3 Compilation fails with an error at line 4 128 0 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 None of these 0 true 0 0 0 0 Compile error - static variable must be initialized before use. 0 false 0 None of these 0 true 0 0 0 0 Compile error - static variable must be initialized before use. 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); }} Error 10 20 10 10 10 20 10 100 10 20 10 20 Error 10 20 10 10 10 20 10 100 10 20 10 20 ANSWER DOWNLOAD EXAMIANS APP
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