Practice Questions & Answers for Class IX Artificial Intelligence (417)

Part A: Employability Skills

Communication Skills

Q1. What is communication?
Answer: Communication is the act of sharing or exchanging information, ideas, or feelings between two or more people.

Q2. What is the main difference between verbal and non-verbal communication?
Answer: Verbal communication uses words (spoken or written) to convey a message, while non-verbal communication uses body language, gestures, and facial expressions.

Q3. Name any three of the 7Cs of effective communication.
Answer: Three of the 7Cs are: Clear, Concise, and Correct.

Q4. Why is listening an important part of communication?
Answer: Listening is important because it ensures that you correctly understand the message being sent, which helps prevent misunderstandings and builds better relationships.

Q5. Give an example of written communication.
Answer: An example of written communication is sending an email or writing a letter.

Self-Management Skills

Q6. What does ‘self-management’ mean?
Answer: Self-management is the ability to control your own behavior, thoughts, and emotions in a productive way.

Q7. List two benefits of practicing stress management.
Answer: Two benefits are: improved mental and physical health, and increased focus and productivity.

Q8. How does making a to-do list help with self-management?
Answer: A to-do list helps organize tasks, prioritize work, and manage time effectively, reducing stress and ensuring that important duties are not forgotten.

Q9. What is a positive attitude?
Answer: A positive attitude is a mindset of looking at situations with optimism and focusing on the good, which helps in overcoming challenges.

Q10. Why is it important to be able to work independently?
Answer: Working independently shows that you are responsible, self-reliant, and can manage your tasks without constant supervision.

ICT Skills

Q11. What is the difference between hardware and software?
Answer: Hardware refers to the physical components of a computer that you can touch (like a keyboard or monitor). Software is a set of instructions or programs that tells the hardware what to do (like MS Word or Windows).

Q12. Is a printer an input device or an output device?
Answer: A printer is an output device because it takes digital information from the computer and produces a physical copy (output).

Q13. What is an operating system? Give one example.
Answer: An operating system is a type of system software that manages all the hardware and software on a computer. An example is Microsoft Windows.

Q14. What is the function of a CPU in a computer?
Answer: The CPU (Central Processing Unit) is the “brain” of the computer. It performs all the calculations and executes instructions.

Q15. True or False: Microsoft PowerPoint is an example of system software.
Answer: False. It is an example of application software.

Entrepreneurial Skills

Q16. Who is an entrepreneur?
Answer: An entrepreneur is a person who creates a new business, bearing most of the risks and enjoying most of the rewards.

Q17. List two important qualities of a successful entrepreneur.
Answer: Two important qualities are creativity and risk-taking.

Q18. How does an entrepreneur help society?
Answer: An entrepreneur helps society by creating jobs, introducing new products or services, and contributing to the economy.

Q19. What is a business plan?
Answer: A business plan is a formal document outlining the goals of a business and the strategies for achieving them.

Q20. Why is it important for an entrepreneur to be a good problem-solver?
Answer: It is important because starting and running a business involves facing many challenges and obstacles that require creative and effective solutions.

Green Skills

Q21. What is meant by ‘Sustainable Development’?
Answer: Sustainable development is the practice of using resources in a way that meets our current needs without compromising the ability of future generations to meet their own needs.

Q22. Mention one way you can conserve electricity at home.
Answer: One way is to switch off lights and fans when leaving a room.

Q23. What does the term ‘recycling’ mean?
Answer: Recycling is the process of converting waste materials into new materials and objects.

Q24. Why is planting trees important for the environment?
Answer: Planting trees is important because they produce oxygen, absorb carbon dioxide, prevent soil erosion, and provide habitats for wildlife.

Q25. Name one renewable source of energy.
Answer: A renewable source of energy is solar energy (from the sun).

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Part B: Subject-Specific Skills

Introduction to Al

Q26. Define Artificial Intelligence (AI).
Answer: Artificial Intelligence is a field of computer science that focuses on creating smart machines capable of performing tasks that typically require human intelligence.

Q27. Give a real-life example of AI you might use every day.
Answer: A real-life example is the recommendation system on YouTube or Netflix that suggests videos or movies based on what you have watched before.

Q28. What is the difference between Weak AI and Strong AI?
Answer: Weak AI (Narrow AI) is designed to perform a specific task (e.g., a chatbot). Strong AI (General AI) is a theoretical form of AI with human-like consciousness and the ability to solve any problem.

Q29. Name the three main domains of AI.
Answer: The three main domains of AI are Data Science, Computer Vision (CV), and Natural Language Processing (NLP).

Q30. Can a simple calculator be considered an AI? Why or why not?
Answer: No, a simple calculator is not considered an AI because it only follows pre-programmed rules to perform calculations. It cannot learn from experience or make decisions.

Al Project Cycle

Q31. List the five stages of the AI Project Cycle in the correct sequence.
Answer: The correct sequence is: Problem Scoping, Data Acquisition, Data Exploration, Modelling, and Evaluation.

Q32. What is the main goal of the ‘Problem Scoping’ stage?
Answer: The main goal is to clearly define the problem you want to solve and understand the objectives of the project.

Q33. What is ‘Data Acquisition’?
Answer: Data Acquisition is the process of collecting data from various reliable sources, which will be used to train the AI model.

Q34. Why is the ‘Evaluation’ stage important?
Answer: The ‘Evaluation’ stage is important to test how well the AI model performs and to check its accuracy before it is used in the real world.

Al Ethics

Q35. What is ‘AI Bias’?
Answer: AI bias is when an AI system produces unfair or prejudiced outcomes because of flawed assumptions or biased data used to train it.

Q36. Why is data privacy a major concern in AI?
Answer: Data privacy is a concern because AI systems often require large amounts of personal data to function, and this data could be misused or accessed without permission if not protected properly.

Q37. What does ‘transparency’ mean in the context of AI ethics?
Answer: Transparency means that it should be clear and understandable how an AI system makes its decisions, especially when those decisions have a significant impact on people’s lives.

Data Literacy

Q38. Differentiate between structured and unstructured data.
Answer: Structured data is highly organized and easy to analyze (e.g., data in an Excel table). Unstructured data has no specific format (e.g., a text document, a photo, or a video).

Q39. What is data visualization?
Answer: Data visualization is the graphical representation of data, such as using charts and graphs, to make it easier to understand patterns and trends.

Q40. What kind of chart is best for showing parts of a whole?
Answer: A pie chart is best for showing parts of a whole, like the percentage of students who prefer different fruits.

Math for Al (Statistics & Probability)

Q41. Find the mean of the following numbers: 10, 20, 30, 40, 50.
Answer: Mean = (10+20+30+40+50)/5=150/5=30.

Q42. What is probability?
Answer: Probability is a measure of how likely an event is to occur. It is expressed as a number between 0 and 1.

Q43. A standard six-sided die is rolled. What is the probability of getting a 4?
Answer: The probability is 1/6, as there is one favorable outcome (rolling a 4) out of six possible outcomes.

Q44. A bag contains 7 red balls and 3 green balls. What is the probability of picking a green ball? Answer: The total number of balls is 10. The probability of picking a green ball is 3/10.

Introduction to Generative Al

Q45. What is Generative AI?
Answer: Generative AI is a type of artificial intelligence that can create new, original content like text, images, music, and code.

Q46. Give an example of an application of Generative AI.
Answer: An example is using a tool like ChatGPT to write an essay or using Midjourney to create an image from a text description.

Python Programming

Q47. What is a ‘variable’ in Python?
Answer: A variable is a named location in memory used to store data that can be changed later in the program.

Q48. Which of the following is a valid variable name in Python: 1st_place, my-var, my_var? Answer: my_var is the valid variable name.

Q49. What symbol is used to write a single-line comment in Python?
Answer: The # (hash) symbol is used for single-line comments.

Q50. What are the three main data types in Python?
Answer: Three main data types are int (integers), float (decimal numbers), and str (strings/text).

Q51. What will be the output of the following code? print(10 * 5) Answer: 50

Q52. Write a Python statement to store your school’s name in a variable called school_name. Answer: school_name = "St. Benedict's School"

Q53. What is the purpose of the print() function in Python?
Answer: The print() function is used to display output on the screen.

Q54. True or False: Python is a case-sensitive language, meaning name and Name are treated as different variables.
Answer: True.

Q55. What will be the output of this code?

x = "Welcome to" 
y = "AI Class" 
print(x, y) 

Answer: Welcome to AI Class