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WorksheetsMachine Learning Basics Quiz
Total questions: 15
Worksheet time: 8mins
What is Machine Learning?
A programming language
A way computers learn from data
A database
A robot
Which type uses labeled data?
Unsupervised
Supervised
Reinforcement
Deep
What is the goal of unsupervised learning?
Predict values
Group unlabeled data
Improve accuracy
Build networks
Which algorithm is used for classification?
Linear Regression
KNN
K-Means
PCA
Overfitting means...
Good on train, bad on test
Always perfect
Bad everywhere
Random result
Which is an ML application?
Self-driving car
Email spam filter
Weather forecast
All of the above
What is a “label”?
Input data
Correct output
Algorithm name
Dataset
What is a “feature”?
Column of input data
Output result
Error
Function
What is reinforcement learning?
Learn from labeled data
Learn by trial and reward
Learn from humans
Learn from internet
Which library is used for ML in Python?
NumPy
Pandas
Scikit-learn
PowerPoint
What company created TensorFlow?
Microsoft
IBM
Amazon
What does a neuron do in neural networks?
Store data
Calculate weighted sums
Control memory
Delete errors
What is classification?
Predict numbers
Group into categories
Sort alphabetically
Generate data
What is regression used for?
Predict categories
Predict continuous values
Detect faces
Group data
Which of these uses ML?
TikTok
Google Translate
Siri
All of them
