Practice Questions: Data Acquisition | Artificial Intelligence (AI) for Class 9 PDF Download

Q1. What is the main purpose of data acquisition in an AI project?
(a) To design the user interface
(b) To write the final code
(c) To acquire data for training and testing the AI model
(d) To deploy the model

Ans: (c)
Data acquisition is the process of gathering relevant and authentic data needed to train and test AI models.

Q2. Which of the following best defines “Training Data”?

(a) Data used to decorate the project

(b) Data used for final output

(c) Data used to test the AI system

(d) Data used to train the AI system

Ans: D
Training Data is the data used to teach the AI system how to perform a task by learning from patterns.

Q3. What is the correct term for the data used to evaluate the performance of an AI model after it has been trained?

(a) Working Data

(b) Training Data

(c) Testing Data

(d) Temporary Data

Ans: C
Testing Data is used after training to see how well the model performs on unseen data.

Q4. What must be ensured while collecting data for an AI project?

(a) It is expensive and branded

(b) It is available in bulk

(c) It is authentic and relevant

(d) It is taken from social media

Ans: C
Data must be authentic and relevant to produce reliable results in AI projects.

Q5. Which of the following is a reliable source for open-source government data?

(a) movies.com

(b) data.gov.in

(c) facebook.com

(d) youtube.in

Ans: B
Government websites like data.gov.in provide reliable and open-source data for public use.

Q6. In the System Map, a ‘+’ sign between two elements indicates:

(a) They are oppositely related

(b) One affects the other randomly

(c) They are directly related

(d) They are not related at all

Ans: C
A ‘+’ sign shows a direct relationship, meaning both variables increase or decrease together.

Q7. Which of these is NOT a method of acquiring data mentioned in the textbook?

(a) Surveys

(b) Observations

(c) Stealing private data

(d) Internet-based research

Ans: C
Collecting private data without permission is unethical and illegal.

Q8. What is a System Map used for in AI project development?

(a) To draw UI screens

(b) To plan coding strategy

(c) To understand relationships among data features

(d) To install software

Ans: C
System Maps help visualize the relationships between different elements of a problem.

Q9. What is the best reason to use government portals for data acquisition?

(a) They are colorful

(b) They allow social interaction

(c) They contain authentic, open-source information

(d) They offer free games

Ans: C
Government portals are reliable sources for authentic and open data.

Q10. What does a long arrow in a system map usually represent?

(a) Strong connection

(b) Time delay in cause-effect

(c) Weak connection

(d) Direct transfer of data

Ans: B
Long arrows in a system map indicate a longer time for the effect to occur (time delay).