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Exercise
Solved Questions
SECTION A (Objective Type Questions)
uiz
A. Tick ( ) the correct option.
1. Machine Learning focuses on ……….……................ .
a. Building Circuits b. Learning from Data
c. Simulating Emotions d. Physical Robots
2. Which of these is an application of Machine Learning?
a. Building databases b. Writing programming code
c. Manual data processing d. Recommendation systems
3. Which of the following is labelled data?
a. Unmarked data b. Marked or tagged data
c. Raw data d. Unusable data
4. Which of the following types of datasets does unsupervised learning use?
a. Labelled dataset b. Unlabelled dataset
c. Partially labelled dataset d. Fixed rules dataset
5. Which of the following uses unsupervised learning?
a. A chatbot answering FAQs using predefined rules.
b. A model predicting exam scores based on past performance.
c. Grouping photos in a gallery into "vacation", "family", and "pets" categories.
d. A weather prediction system using historical data.
6. What type of feedback does reinforcement learning use?
a. Labelled data feedback b. Unlabelled data feedback
c. Reward and penalty feedback d. No feedback
7. Identify the role of the input layer in a neural network.
a. Computation b. Receive data
c. Predictions d. Activation functions
8. Which Machine Learning technique is best for grouping customers based on their shopping behaviours?
a. Regression b. Classification
c. Association d. Clustering
9. An AI agent playing a game and learning from its rewards and penalties is an example of: [CBSE Handbook]
a. Supervised Learning b. Unsupervised Learning
c. Reinforcement Learning d. Evolutionary Learning
10. Reinforcement learning is particularly useful for scenarios where: [CBSE Handbook]
a. Large amounts of labelled data are available.
b. The desired outcome is clear, but the path to achieve it is unknown.
c. The data is structured and easily categorized.
d. The task requires reasoning and logical deduction.
134 Artificial Intelligence Play (Ver 1.0)-X

