CODEHS Cheat Sheet 2026

The 30 highest-yield CODEHS facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which of the following is the primary programming language used for developing Android apps? → Kotlin
2. Which of the following best describes machine learning? → A subset of AI where systems learn patterns from data without being explicitly programmed
3. A teacher suspects a student is using code from an online repository and claiming it as original work. What is the best first step? → Run the code through a plagiarism detection tool and review results
4. What role does critical analysis play in understanding theory? → It enables deeper comprehension and the ability to evaluate and apply concepts
5. Which national organization publishes the K-12 Computer Science Framework that CodeHS aligns its curriculum to? → CSTA
6. What is the best approach when there is a language barrier with a client? → Use a qualified professional interpreter
7. What does FERPA primarily protect? → Student education records and privacy
8. Which concept is emphasized in CodeHS's data science curriculum track for high school students? → Analyzing real datasets to draw meaningful conclusions
9. Which CodeHS feature helps teachers identify students who may be copying code from one another? → Code similarity/plagiarism detection in submissions
10. What is the primary goal of CodeHS's 'Intro to Computer Science' course at the high school level? → Introduce foundational programming and problem-solving skills
11. What is the purpose of reassessment in ongoing patient care? → To monitor treatment effectiveness and adjust the care plan
12. How should professionals handle technical difficulties with essential tools? → Have backup procedures in place and report issues through proper channels
13. Which file extension is typically associated with an Android application package? → .apk
14. How should a teacher handle discovering that two students submitted identical code on an individual assignment? → Follow the school's academic integrity policy and investigate before acting
15. Which assessment tool is most commonly used to evaluate cognitive function? → Mini-Mental State Examination (MMSE)
16. Which student organization is commonly associated with CTE computer science pathways that CodeHS students may join? → CTSO such as FBLA or TSA
17. Which behavior exemplifies academic integrity for a student using AI coding tools in a CodeHS course? → Using AI to understand concepts and then writing original code
18. What should a CodeHS professional do when they encounter a situation beyond their competence? → Refer to a qualified specialist or seek additional training
19. Which CodeHS tool allows a teacher to write custom coding exercises tailored to their local curriculum context? → The custom exercise builder within the teacher dashboard
20. Which of the following is the CORRECT sequence of steps when a student is first suspected of having a disability? → Obtain parental consent → Conduct evaluation → Determine eligibility → Develop IEP
21. Which placement option represents the LEAST restrictive environment for most students with mild disabilities? → General education classroom with supports
22. What is the most important reason for a teacher to model ethical online behavior for students? → To demonstrate that digital citizenship skills apply to professionals too
23. A student from a marginalized group consistently receives lower participation grades. What ethical concern should the teacher examine? → Whether implicit bias may be affecting how participation is evaluated
24. A teacher wants to introduce cybersecurity concepts to students. Which CodeHS course pathway is most appropriate? → Introduction to Cybersecurity or Cybersecurity Fundamentals course
25. Which coding language is primarily taught in CodeHS's introductory Python curriculum? → Python 3
26. What is the triple constraint in project management? → Scope, time, and cost — changes to one affect the others
27. What is the primary purpose of a comprehensive patient assessment in CodeHS practice? → To establish a baseline for treatment planning
28. Which digital communication practice is most appropriate for a teacher contacting students? → Communicating only through official school platforms
29. What is the primary purpose of a 'capstone project' in a CodeHS CTE CS pathway? → Demonstrate cumulative technical skills through a real-world project
30. Which of the following is a common tool used for penetration testing? → All of the above