AP SAMPLE MC QUESTIONS by Cheri Whalen

Question 5

2016-08-25 16:40:31 UTC

Name: Owen
Objective: Strings
Answer: D
Explanation:
(s.length() < 4) = wordList.size()-1

Question 3

2016-08-25 16:40:43 UTC

Andrew Mitchell
Objective: booleans
Answer: D
Explanation:

Question 6

2016-08-25 16:40:58 UTC

Question 6

2016-08-25 16:41:05 UTC

Trevor Beem
Objective: The value of mystery(4)
Answer explained: If you substitute 4 in for (n - 1), then you will multiply 3 * 3 to get 9.
Answer: B

Question 3

2016-08-25 16:41:07 UTC

Parker Molacek
Objective: change boolean values

Consider the method of changeUnionStatus. Which is a correct /* implementation of changeUnionStatus */?

(A) I only
(B) II only
(C) III only
(D) I and II only
(E) I, II, and III

Answer: D

Question 1

2016-08-25 16:41:23 UTC

Ty Rasmussen

Alex Gonzalez

2016-08-25 16:41:30 UTC

Objective:
Answer: C;12

Question 1(Andrew Kiggins)

2016-08-25 16:42:05 UTC

A large Java Program was tested extensively, and no errors were found. what can be concluded?

(A).All of the preconditions in the program are correct.
(B). All of the post-conditions in the program are correct.
(C).The code may have bugs.
(D). The code has no bugs.
(E). Every method in the program may be safely be used in other programs.
--------------------------------------------------------------------------------------
C- It is impossible to get rid of all bugs out of large code.

Question 3

2016-08-25 16:42:20 UTC

Vince Le

Question: Consider the method changeUnionStatus. Which is a correct /* implementation of changeUnionStatus */?

Objective: Change the boolean value of isUnionMember

Answer: D
Answer Explanation: The code for code I and II is the only one that makes sense. It sets the value of isUnionMember to the opposite, therefore fulfilling the changeUnionStatus purpose.

Question

2016-08-25 16:42:47 UTC

Question 1

2016-08-25 16:42:49 UTC

Alexander Frederick Huff IV
A large Java program was tested extensively, and no errors were found. What can be concluded?
(A) All of the preconditions in the program correct.
(B) All of post-conditions in the program are correct.
(C) The program may have bugs.
(D) Every method in the program may safely be used in other programs.
Answer: (C) The program may have bugs. The program may still have bugs after extensive testing and preconditions and post-conditions may still be incorrect while producing correct answers.

question 1

2016-08-25 16:42:51 UTC

Austen Sartain
Answer: (D)

Question 6

2016-08-25 16:45:50 UTC

Jordan Martin Brandon Hardiman
Objective: What value does mystery(4) return?
Answer: E
Explanation: mystery(4)
3 * mystery(3)
3 * 3 * mystery(2)
3 * 3 * 3 * mystery(1)
3 * 3 * 3 * 3 = 81

Question 6

2016-08-25 16:46:54 UTC

Josh Walker

Objective: return 3 * mystery(n - 1);
Answer: B, 3 * (4-1) = 9