WGU D429 Introduction to AI for Computer Scientists – 2026 OA VERIFIED EXAM | 100
FULL QUESTIONS & ANSWERS + RATIONALES | GUARANTEED PASS.
🔹 SECTION 1: AI FOUNDATIONS (Q1–Q15)
Q1. What is Artificial Intelligence (AI)?
A. A database management system
B. The simulation of human intelligence in machines
C. A programming language
D. A hardware component
✅ Answer: B
📖 Explanation: AI refers to machines designed to mimic human cognitive functions such as
learning, reasoning, and problem-solving.
Q2. Which of the following is a subfield of AI?
A. Networking
B. Machine Learning
C. Operating Systems
D. Cybersecurity
✅ Answer: B
📖 Explanation: Machine Learning is a core AI subfield focused on learning from data.
Q3. What distinguishes AI from traditional programming?
A. AI uses only hardware
B. AI systems learn from data
C. AI cannot process data
D. AI avoids algorithms
✅ Answer: B
📖 Explanation: AI systems improve performance based on data rather than explicit
programming alone.
,Q4. What is a rational agent?
A. A human operator
B. An agent that acts randomly
C. An agent that maximizes expected performance
D. A hardware component
✅ Answer: C
📖 Explanation: Rational agents choose actions that maximize expected outcomes.
Q5. Which environment is fully observable?
A. Poker
B. Chess
C. Driving
D. Weather prediction
✅ Answer: B
📖 Explanation: In chess, all information is visible to players.
Q6. What is a utility function?
A. A function for debugging
B. A measure of agent satisfaction
C. A database query
D. A sorting algorithm
✅ Answer: B
📖 Explanation: It quantifies preferences over outcomes.
Q7. Which type of AI exists today?
A. General AI
B. Superintelligent AI
C. Narrow AI
D. Conscious AI
✅ Answer: C
📖 Explanation: Current AI is task-specific (narrow AI).
,Q8. What is an agent's “percept”?
A. Its action
B. Its memory
C. Input from the environment
D. Its output
✅ Answer: C
📖 Explanation: Percepts are sensory inputs.
Q9. What is the Turing Test used for?
A. Measuring memory
B. Evaluating intelligence
C. Testing hardware
D. Debugging
✅ Answer: B
📖 Explanation: It tests whether a machine can mimic human responses.
Q10. Which is an example of AI application?
A. Calculator
B. Spam filter
C. Keyboard
D. Monitor
✅ Answer: B
📖 Explanation: Spam filters use ML classification.
Q11. What is a state in AI?
A. Hardware setup
B. Current configuration of the system
C. Code syntax
D. Output file
, ✅ Answer: B
Q12. What is a goal in AI?
A. Random output
B. Desired outcome
C. Error message
D. Input data
✅ Answer: B
Q13. Which is a deterministic environment?
A. Poker
B. Chess
C. Driving
D. Stock market
✅ Answer: B
Q14. What is an action in AI?
A. Input
B. Decision taken by agent
C. Memory
D. Data
✅ Answer: B
Q15. What is a performance measure?
A. CPU speed
B. Evaluation criteria
C. Memory size
D. Network speed
✅ Answer: B
FULL QUESTIONS & ANSWERS + RATIONALES | GUARANTEED PASS.
🔹 SECTION 1: AI FOUNDATIONS (Q1–Q15)
Q1. What is Artificial Intelligence (AI)?
A. A database management system
B. The simulation of human intelligence in machines
C. A programming language
D. A hardware component
✅ Answer: B
📖 Explanation: AI refers to machines designed to mimic human cognitive functions such as
learning, reasoning, and problem-solving.
Q2. Which of the following is a subfield of AI?
A. Networking
B. Machine Learning
C. Operating Systems
D. Cybersecurity
✅ Answer: B
📖 Explanation: Machine Learning is a core AI subfield focused on learning from data.
Q3. What distinguishes AI from traditional programming?
A. AI uses only hardware
B. AI systems learn from data
C. AI cannot process data
D. AI avoids algorithms
✅ Answer: B
📖 Explanation: AI systems improve performance based on data rather than explicit
programming alone.
,Q4. What is a rational agent?
A. A human operator
B. An agent that acts randomly
C. An agent that maximizes expected performance
D. A hardware component
✅ Answer: C
📖 Explanation: Rational agents choose actions that maximize expected outcomes.
Q5. Which environment is fully observable?
A. Poker
B. Chess
C. Driving
D. Weather prediction
✅ Answer: B
📖 Explanation: In chess, all information is visible to players.
Q6. What is a utility function?
A. A function for debugging
B. A measure of agent satisfaction
C. A database query
D. A sorting algorithm
✅ Answer: B
📖 Explanation: It quantifies preferences over outcomes.
Q7. Which type of AI exists today?
A. General AI
B. Superintelligent AI
C. Narrow AI
D. Conscious AI
✅ Answer: C
📖 Explanation: Current AI is task-specific (narrow AI).
,Q8. What is an agent's “percept”?
A. Its action
B. Its memory
C. Input from the environment
D. Its output
✅ Answer: C
📖 Explanation: Percepts are sensory inputs.
Q9. What is the Turing Test used for?
A. Measuring memory
B. Evaluating intelligence
C. Testing hardware
D. Debugging
✅ Answer: B
📖 Explanation: It tests whether a machine can mimic human responses.
Q10. Which is an example of AI application?
A. Calculator
B. Spam filter
C. Keyboard
D. Monitor
✅ Answer: B
📖 Explanation: Spam filters use ML classification.
Q11. What is a state in AI?
A. Hardware setup
B. Current configuration of the system
C. Code syntax
D. Output file
, ✅ Answer: B
Q12. What is a goal in AI?
A. Random output
B. Desired outcome
C. Error message
D. Input data
✅ Answer: B
Q13. Which is a deterministic environment?
A. Poker
B. Chess
C. Driving
D. Stock market
✅ Answer: B
Q14. What is an action in AI?
A. Input
B. Decision taken by agent
C. Memory
D. Data
✅ Answer: B
Q15. What is a performance measure?
A. CPU speed
B. Evaluation criteria
C. Memory size
D. Network speed
✅ Answer: B
