NEW QUESTION 1
Given the code fragment:

Which modification enables the code to print 54321?

• A. Replace line 6 with System, ou
• B. print (--x) ;
• C. At line7, insert x --;
• D. Replace line 6 with --x; and, at line 7, insert system, ou
• E. print (x);
• F. Replace line 12 With return (x > 0) ? false: true;

Answer: A

NEW QUESTION 2
Given the code fragment:

What is the result?

• A. 1:2:3:4:5:
• B. 1:2:3:
• C. Compilation fails.
• D. An ArrayoutofBoundsException is thrown at runtime.

Answer: A

NEW QUESTION 3
Given: Acc.java:

Which statement is true?

• A. Both p and s are accessible by obj.
• B. Only s is accessible by obj.
• C. Both r and s are accessible by obj.
• D. p, r, and s are accessible by obj.

Answer: B

NEW QUESTION 4
Given:

What is the result?

• A. BaseDerivedA
• B. BaseDerivedB
• C. DerivedBDerivedB
• D. DerivedBDerivedA
• E. A classcast Exception is thrown at runtime.

Answer: C

NEW QUESTION 5
Given:

And the code fragment:

Which code fragment, when inserted at line 14, enables the code to print Mike Found?

• A. int f = ps.indexOf (p2)
• B. int f = ps.indexOf (Patient (“Mike”) );
• C. int f = ps.indexOf (new Patient “Mike”) );
• D. Patient p = new Patient (“Mike”);Int f = ps.indexOf (p)

Answer: A

NEW QUESTION 6
Given the code fragment:

Which two modifications should you make so that the code compiles successfully?

• A. Option A
• B. Option B
• C. Option C
• D. Option D
• E. Option E

Answer: E

NEW QUESTION 7
Which statement best describes encapsulation?

• A. Encapsulation ensures that classes can be designed so that only certain fields and methods of an object are accessible from other objects.
• B. Encapsulation ensures that classes can be designed so that their methods are inheritable.
• C. Encapsulation ensures that classes can be designed with some fields and methods declared as abstract.
• D. Encapsulation ensures that classes can be designed so that if a method has an argument MyType x, any subclass of MyType can be passed to that method.

Answer: A

NEW QUESTION 8
Given the code fragment:

Which option can replace xxx to enable the code to print 135?

• A. int e = 0; e < = 4; e++
• B. int e = 0; e < 5; e + = 2
• C. int e = 1; e < = 5; e + = 1
• D. int e = 1; e < 5; e+ =2

Answer: B

NEW QUESTION 9
Given:

What is the result?

• A. C B A
• B. C
• C. A B C
• D. Compilation fails at line n1 and line n2

Answer: C

NEW QUESTION 10
Given the following class:

Which two changes would encapsulate this class and ensure that the area field is always equal to length * height whenever the Rectangle class is used?

• A. Call the setArea method at the end of the setHeight method.
• B. Call the setArea method at the beginning of the setHeight method.
• C. Call the setArea method at the end of the setLength method.
• D. Call the setArea method at the beginning of the setLength method.
• E. Change the setArea method to private.
• F. Change the area field to public.

Answer: AE

NEW QUESTION 11
Given the following two classes:

How should you write methods in the ElectricAccount class at line n1 so that the member variable bill is always equal to the value of the member variable kwh multiplied by the member variable rate?
Any amount of electricity used by a customer (represented by an instance of the customer class) must contribute to the customer's bill (represented by the member variable bill) through the method use Electricity method. An instance of the customer class should never be able to tamper with or decrease the value of the member variable bill.

• A. Option A
• B. Option B
• C. Option C
• D. Option D

Answer: AC

NEW QUESTION 12
Given the code fragments:

And,

Which statement is true?

• A. After line 11, three objects are eligible for garbage collection.
• B. After line 11, two objects are eligible for garbage collection.
• C. After line 11, one object is eligible for garbage collection.
• D. After line 11, none of the objects are eligible for garbage collection.

Answer: C

NEW QUESTION 13
Given the code fragment:

What is the result?

• A. Answer = 0
• B. Invalid calculation
• C. Compilation fails only at line n1.
• D. Compilation fails only at line n2.
• E. Compilation fails only at line n1andline2.

Answer: E

NEW QUESTION 14
Given the following class:

Which three pieces of code, when inserted independently, set the value of amount to 100?

• A. Option A
• B. Option B
• C. Option C
• D. Option D
• E. Option E
• F. Option F

Answer: BCE

NEW QUESTION 15
Given the code fragment:

Assume that the system date is June 20, 2014. What is the result?

• A. Option A
• B. Option B
• C. Option C
• D. Option D

Answer: D

NEW QUESTION 16
Which two are benefits of polymorphism?

• A. Faster code at runtime
• B. More efficient code at runtime
• C. More dynamic code at runtime
• D. More flexible and reusable code
• E. Code that is protected from extension by other classes

Answer: BC

NEW QUESTION 17
Given the code fragment:

What is the result?

• A. 5 : 5
• B. 10 : 10
• C. 5 : 10
• D. Compilation fails.

Answer: B