2011 AP CSA FRQ 2: AttractiveCritter - Solution

2011 AP CSA FRQ 2: AttractiveCritter

Topic: GridWorld Case Study (Legacy)

Skills: Case study specific - Critter method overriding

Unit: Unit 3 (Class Creation) (2025-2026 AP CSA)

Points: 9 | Time: ~22 minutes

Note: This FRQ used the GridWorld/Marine Biology Case Study (no longer tested).

Part (a)

Note: This FRQ was part of the GridWorld Case Study which is no longer tested.

Try First! Attempt before viewing solution.

Solution

// GridWorld Case Study - no longer tested

Part (b)

The GridWorld Case Study is no longer tested on the AP exam.

Solution

// Focus on standard inheritance and polymorphism problems.

Key Concepts

✓ Method overriding
✓ Critter behavior customization

Common Mistakes

✗ This question used the deprecated GridWorld Case Study
Practice Similar: 2019 FRQ 4 | 2022 FRQ 4 | 2023 FRQ 4

Official Resources

Author: Tanner Crow - AP CS Teacher, 11+ years

Get in Touch

Whether you're a student, parent, or teacher — I'd love to hear from you.

Just want free AP CS resources?

Enter your email below and check the subscribe box — no message needed. Students get daily practice questions and study tips. Teachers get curriculum resources and teaching strategies.

Typically responds within 24 hours
✓

Message Sent!

Thanks for reaching out. I'll get back to you within 24 hours.

🏫 Welcome, fellow educator!

I offer curriculum resources, practice materials, and study guides designed for AP CS teachers. Let me know what you're looking for — whether it's classroom materials, a guest speaker, or Teachers Pay Teachers resources.

✉

Email

[email protected]

📚

Courses

AP CSA, CSP, & Cybersecurity

⏱

Response Time

Within 24 hours

Prefer email? Reach me directly at [email protected]