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Q1. A method is declared to take three arguments. A program calls this method and passes only two arguments. What is the result? 

A. Compilation fails. 

B. The third argument is given the value null. 

C. The third argument is given the value void. 

D. The third argument is given the value zero. 

E. The third argument is given the appropriate false value for its declared type. 

F. An exception occurs when the method attempts to access the third argument. 

Answer:


Q2. for ( expr1 ; expr2 ; expr3 ) { 

statement; 

Which two statements are true? 

A. This is not the only valid for loop construct; there exits another form of for loop 

constructor. 

B. The expression expr1 is optional. it initializes the loop and is evaluated once, as the loop 

begin. 

C. When expr2 evaluates to false, the loop terminates. It is evaluated only after each 

iteration through the loop. 

D. The expression expr3 must be present. It is evaluated after each iteration through the 

loop. 

Answer: BC 


Q3. Given: 

What is the result? 

A. 6 5 6 4 

B. 6 5 5 4 

C. 6 5 6 6 

D. 6 5 6 5 

Answer:


Q4. Given the code fragment:

A. Values are : [EE, ME] 

B. Values are : [EE, EE, ME] 

C. Values are : [EE, ME, EE] 

D. Values are : [SE, EE, ME, EE] 

E. Values are : [EE, ME, SE, EE] 

Answer:


Q5. Given: 

What is true about the class Wow? 

A. It compiles without error. 

B. It does not compile because an abstract class cannot have private methods. 

C. It does not compile because an abstract class cannot have instance variables. 

D. It does not compile because an abstract class must have at least one abstract method. 

E. It does not compile because an abstract class must have a constructor with no arguments. 

Answer:


Q6. Given: 

What is the result? 

A. Marrown 

String out of limits 

JesOran 

B. Marrown 

String out of limits 

Array out of limits 

C. Marrown 

String out of limits 

D. Marrown 

NanRed 

JesOran 

Answer:


Q7. Given: 

Class A { } 

Class B { } 

Interface X { } 

Interface Y { } 

Which two definitions of class C are valid? 

A. Class C extends A implements X { } 

B. Class C implements Y extends B { } 

C. Class C extends A, B { } 

D. Class C implements X, Y extends B { } 

E. Class C extends B implements X, Y { } 

Answer: AE 


Q8. Given the following code: 

What will make this code compile and run? 

A. Change line 2 to the following: 

Public int price 

B. Change line 4 to the following: 

int price = new simple (); 

C. Change line 4 to the following: 

Float price = new simple (); 

D. Change line 5 to the following: 

Price = 4f; 

E. Change line 5 to the following: 

price.price = 4; 

F. Change line 5 to the following: 

Price = (float) 4: 

G. Change line 5 to the following: 

Price = (Simple) 4; 

H. The code compiles and runs properly; no changes are necessary 

Answer:


Q9. A method doSomething () that has no exception handling code is modified to trail a method that throws a checked exception. Which two modifications, made independently, will allow the program to compile? 

A. Catch the exception in the method doSomething(). 

B. Declare the exception to be thrown in the doSomething() method signature. 

C. Cast the exception to a RunTimeException in the doSomething() method. 

D. Catch the exception in the method that calls doSomething(). 

Answer: AB 


Q10. Given: 

What is the result? 

A. 11, 21, 31, 11, 21, 31 

B. 11, 21, 31, 12, 22, 32 

C. 12, 22, 32, 12, 22, 32 

D. 10, 20, 30, 10, 20, 30 

Answer: