Data Types and Variables How many primitive data types are there in Java? 8 9 6 7 8 9 6 7 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 4 14 13 None of these 14 21 Compilation fails with an error at line 6 Compilation fails with an error at line 4 14 13 None of these 14 21 Compilation fails with an error at line 6 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Java is a ........... language. weakly typed strongly typed None of these moderate typed weakly typed strongly typed None of these moderate typed 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 Automatic type conversion in Java takes place when All of these 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. Two type are compatible and size of destination type is shorter than source type. All of these 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. Two type are compatible and size of destination type is shorter than source type. 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 10 100 10 20 10 20 10 20 10 10 Error 10 20 10 100 10 20 10 20 10 20 10 10 ANSWER DOWNLOAD EXAMIANS APP
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