Practice Questions: AI Reflection and Ethics | Artificial Intelligence (AI) for Class 9 PDF Download

Q1. What is Artificial Intelligence (AI)?
(a) A machine performing only arithmetic operations
(b) A robot that repeats a set of commands
(c) A machine that mimics human intelligence and improves over time
(d) A computer program that can only store data

Ans: (c) 
AI involves machines learning from data, making decisions, and improving themselves, just like humans.

Q2. Which of the following is an example of AI application?
(a) Manual typewriter
(b) Self-driving car
(c) Wall clock
(d) Electric fan

Ans: (b)
A self-driving car uses AI to sense its environment and drive safely without human input.

Q3. Which domain of AI deals with understanding and processing human language?

(a) Data Science
(b) Computer Vision
(c) Natural Language Processing (NLP)
(d) Statistical Analysis

Ans: (c) 
NLP enables machines to read, understand, and respond to human languages like English.

Q4. What is the role of Computer Vision in AI?
(a) Understanding speech
(b) Analyzing numerical data
(c) Processing visual information
(d) Encrypting files

Ans: (c) 
Computer Vision helps machines “see” and interpret images and videos like humans do.

Q5. Which programming language is commonly used in AI development?
(a) Python
(b) HTML
(c) C
(d) SQL

Ans: (a)
Python is widely used in AI for its simplicity and vast libraries for data processing and machine learning.

Q6. What does the AI game "Semantris" help demonstrate?
(a) Computer Vision
(b) Data analysis
(c) Natural Language Processing
(d) Robotics

Ans: (c)
Semantris is a word association game that shows how AI understands and relates words.

Q7. Which of the following is not a domain of AI mentioned in the chapter?
(a) Natural Language Processing
(b) Computer Vision
(c) Statistical Data
(d) Thermodynamics

Ans: (d)
Thermodynamics is a branch of physics, not AI. The main AI domains are NLP, CV, and Statistical Data.

Q8. What type of data does "Rock, Paper, Scissors" AI game use?
(a) Audio data
(b) Image data
(c) Statistical data
(d) Video data

Ans: (c)
The game predicts user moves based on past data, which is analyzed statistically.

Q9. What AI feature is used when a phone unlocks by recognizing your face?
(a) Voice Recognition
(b) Natural Language Processing
(c) Computer Vision
(d) Data Analysis

Ans: (c)
Face recognition uses image processing, a key function of Computer Vision.

Q10. How does AI help in medical imaging?
(a) By storing patient files
(b) By printing x-ray films
(c) By converting scans into 3D images and assisting in diagnosis
(d) By making appointments

Ans: (c)
AI in medical imaging aids doctors in understanding a patient’s health by analyzing complex images.