Data Types and Variables How many primitive data types are there in Java? 9 8 6 7 9 8 6 7 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. } 128 0 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 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables The smallest integer type is ......... and its size is ......... bits. short, 8 short, 16 short, 16 byte, 8 short, 8 short, 16 short, 16 byte, 8 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(); }} Compile error - static variable must be initialized before use. 0 false 0 0 true 0 None of these 0 0 0 Compile error - static variable must be initialized before use. 0 false 0 0 true 0 None of these 0 0 0 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 Prints false Will not compile as boolean is not initialized Prints true Will not compile as boolean can never be static Prints false Will not compile as boolean is not initialized Prints true 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 14 21 None of these Compilation fails with an error at line 6 Compilation fails with an error at line 4 14 13 14 21 None of these Compilation fails with an error at line 6 ANSWER DOWNLOAD EXAMIANS APP
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