Data Types and Variables How many primitive data types are there in Java? 6 7 8 9 6 7 8 9 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 would be the output of the following fraction of code ?int Integer = 34 ;char String = 'S' ;System.out.print( Integer ) ;System.out.print( String ) ; 34 S S Does not compile as Integer and String are API class names. Throws exception. 34 34 S S Does not compile as Integer and String are API class names. Throws exception. 34 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 true 0 None of these 0 false 0 0 0 0 Compile error - static variable must be initialized before use. 0 true 0 None of these 0 false 0 0 0 0 Compile error - static variable must be initialized before use. ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Automatic type conversion in Java takes place when Two type are compatible and size of destination type is shorter than source type. Two type are compatible and size of destination type is equal of source type. Two type are compatible and size of destination type is larger than source type. All of these Two type are compatible and size of destination type is shorter than source type. Two type are compatible and size of destination type is equal of source type. Two type are compatible and size of destination type is larger than source type. All of these ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What will the output of the following program?public class Test{ public static void main(String args[]){ float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); }} 3 25 0 2.5 2 3 25 0 2.5 2 ANSWER DOWNLOAD EXAMIANS APP
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