Artificial Intelligence & ML

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Cloud ML Services Clustering Methods: K-means, Hierarchical Clustering Methods: K-means, Hierarchical - Advanced Concepts Clustering Methods: K-means, Hierarchical - Applications Clustering Methods: K-means, Hierarchical - Case Studies Clustering Methods: K-means, Hierarchical - Competitive Exam Level Clustering Methods: K-means, Hierarchical - Higher Difficulty Problems Clustering Methods: K-means, Hierarchical - Numerical Applications Clustering Methods: K-means, Hierarchical - Problem Set Clustering Methods: K-means, Hierarchical - Real World Applications CNNs and Deep Learning Basics Decision Trees and Random Forests Decision Trees and Random Forests - Advanced Concepts Decision Trees and Random Forests - Applications Decision Trees and Random Forests - Case Studies Decision Trees and Random Forests - Competitive Exam Level Decision Trees and Random Forests - Higher Difficulty Problems Decision Trees and Random Forests - Numerical Applications Decision Trees and Random Forests - Problem Set Decision Trees and Random Forests - Real World Applications Evaluation Metrics Evaluation Metrics - Advanced Concepts Evaluation Metrics - Applications Evaluation Metrics - Case Studies Evaluation Metrics - Competitive Exam Level Evaluation Metrics - Higher Difficulty Problems Evaluation Metrics - Numerical Applications Evaluation Metrics - Problem Set Evaluation Metrics - Real World Applications Feature Engineering and Model Selection Feature Engineering and Model Selection - Advanced Concepts Feature Engineering and Model Selection - Applications Feature Engineering and Model Selection - Case Studies Feature Engineering and Model Selection - Competitive Exam Level Feature Engineering and Model Selection - Higher Difficulty Problems Feature Engineering and Model Selection - Numerical Applications Feature Engineering and Model Selection - Problem Set Feature Engineering and Model Selection - Real World Applications Linear Regression and Evaluation Linear Regression and Evaluation - Advanced Concepts Linear Regression and Evaluation - Applications Linear Regression and Evaluation - Case Studies Linear Regression and Evaluation - Competitive Exam Level Linear Regression and Evaluation - Higher Difficulty Problems Linear Regression and Evaluation - Numerical Applications Linear Regression and Evaluation - Problem Set Linear Regression and Evaluation - Real World Applications ML Model Deployment - MLOps Model Deployment Basics Model Deployment Basics - Advanced Concepts Model Deployment Basics - Applications Model Deployment Basics - Case Studies Model Deployment Basics - Competitive Exam Level Model Deployment Basics - Higher Difficulty Problems Model Deployment Basics - Numerical Applications Model Deployment Basics - Problem Set Model Deployment Basics - Real World Applications Neural Networks Fundamentals Neural Networks Fundamentals - Advanced Concepts Neural Networks Fundamentals - Applications Neural Networks Fundamentals - Case Studies Neural Networks Fundamentals - Competitive Exam Level Neural Networks Fundamentals - Higher Difficulty Problems Neural Networks Fundamentals - Numerical Applications Neural Networks Fundamentals - Problem Set Neural Networks Fundamentals - Real World Applications NLP - Tokenization, Embeddings Reinforcement Learning Intro RNNs and LSTMs Supervised Learning: Regression and Classification Supervised Learning: Regression and Classification - Advanced Concepts Supervised Learning: Regression and Classification - Applications Supervised Learning: Regression and Classification - Case Studies Supervised Learning: Regression and Classification - Competitive Exam Level Supervised Learning: Regression and Classification - Higher Difficulty Problems Supervised Learning: Regression and Classification - Numerical Applications Supervised Learning: Regression and Classification - Problem Set Supervised Learning: Regression and Classification - Real World Applications Support Vector Machines Overview Support Vector Machines Overview - Advanced Concepts Support Vector Machines Overview - Applications Support Vector Machines Overview - Case Studies Support Vector Machines Overview - Competitive Exam Level Support Vector Machines Overview - Higher Difficulty Problems Support Vector Machines Overview - Numerical Applications Support Vector Machines Overview - Problem Set Support Vector Machines Overview - Real World Applications Unsupervised Learning: Clustering Unsupervised Learning: Clustering - Advanced Concepts Unsupervised Learning: Clustering - Applications Unsupervised Learning: Clustering - Case Studies Unsupervised Learning: Clustering - Competitive Exam Level Unsupervised Learning: Clustering - Higher Difficulty Problems Unsupervised Learning: Clustering - Numerical Applications Unsupervised Learning: Clustering - Problem Set Unsupervised Learning: Clustering - Real World Applications
Q. In which scenario would you prefer using a Decision Tree over a Random Forest?
  • A. When interpretability is crucial.
  • B. When you have a very large dataset.
  • C. When you need high accuracy.
  • D. When computational resources are limited.
Q. In which scenario would you prefer using a linear regression model?
  • A. When the outcome variable is categorical
  • B. When the relationship between variables is non-linear
  • C. When you need to predict a continuous variable based on other continuous variables
  • D. When you have a small dataset
Q. In which scenario would you prefer using a Random Forest over a Decision Tree?
  • A. When interpretability is the main concern.
  • B. When you have a small dataset.
  • C. When you need high accuracy and robustness.
  • D. When computational resources are limited.
Q. In which scenario would you prefer using a Random Forest over a single Decision Tree?
  • A. When interpretability is the main concern
  • B. When you have a small dataset
  • C. When you need higher accuracy and robustness
  • D. When computational resources are limited
Q. In which scenario would you prefer using a serverless architecture for model deployment?
  • A. When you need constant high traffic
  • B. When you want to minimize operational overhead
  • C. When you require low latency
  • D. When you need to manage complex infrastructure
Q. In which scenario would you prefer using linear regression over other algorithms?
  • A. When the relationship between variables is non-linear
  • B. When you need to classify data into categories
  • C. When you want to predict a continuous outcome with a linear relationship
  • D. When the data is unstructured
Q. In which scenario would you prefer using LSTMs over traditional RNNs?
  • A. When the input data is static.
  • B. When the sequences are very short.
  • C. When the sequences have long-term dependencies.
  • D. When computational resources are limited.
Q. In which scenario would you prefer using Support Vector Machines over other algorithms?
  • A. When the dataset is very large
  • B. When the data is linearly separable
  • C. When the data has a high dimensionality
  • D. When interpretability is crucial
Q. In which scenario would you prefer using SVM over decision trees?
  • A. When interpretability is crucial
  • B. When the dataset is very large
  • C. When the data is high-dimensional and sparse
  • D. When the data is categorical
Q. In which scenario would you prefer using SVM over logistic regression?
  • A. When the dataset is small
  • B. When the classes are linearly separable
  • C. When the dataset has a high number of features
  • D. When interpretability is crucial
Q. In which scenario would you prefer using SVM over other algorithms?
  • A. When the dataset is very large
  • B. When the data is linearly separable
  • C. When the data has a high dimensionality
  • D. When the data is highly imbalanced
Q. In which scenario would you prefer using SVM over other classification algorithms?
  • A. When the dataset is very large
  • B. When the data is linearly separable
  • C. When the data has a high dimensionality
  • D. When the data is highly imbalanced
Q. In which scenario would you prefer using the Matthews correlation coefficient?
  • A. When dealing with binary classification problems
  • B. When evaluating multi-class classification problems
  • C. When the dataset is highly imbalanced
  • D. All of the above
Q. In which scenario would you prioritize recall over precision?
  • A. When false positives are more costly than false negatives
  • B. When false negatives are more costly than false positives
  • C. When the dataset is balanced
  • D. When you need a high overall accuracy
Q. In which scenario would you typically use a CNN?
  • A. Predicting stock prices
  • B. Classifying images
  • C. Analyzing text data
  • D. Clustering customer segments
Q. In which scenario would you typically use a Convolutional Neural Network (CNN)?
  • A. Time series prediction
  • B. Image classification
  • C. Text generation
  • D. Reinforcement learning
Q. In which scenario would you use a shadow deployment strategy?
  • A. When you want to completely replace an old model
  • B. When you want to test a new model without affecting users
  • C. When you want to gather user feedback
  • D. When you want to scale the model
Q. In which scenario would you use linear regression?
  • A. Predicting customer churn
  • B. Forecasting sales revenue based on advertising spend
  • C. Classifying emails as spam or not spam
  • D. Segmenting customers into different groups
Q. In which scenario would you use reinforcement learning?
  • A. When you have labeled data for training
  • B. When the model needs to learn from interactions with an environment
  • C. When you want to cluster data points
  • D. When you need to predict a continuous outcome
Q. In which scenario would you use unsupervised learning for embeddings?
  • A. When labeled data is available
  • B. When you want to classify text
  • C. When you want to discover patterns in unlabeled text
  • D. When you need to evaluate model performance
Q. What assumption is made about the residuals in linear regression?
  • A. They should be normally distributed
  • B. They should be correlated with the predictors
  • C. They should have a non-constant variance
  • D. They should be positive
Q. What does 'bagging' refer to in the context of Random Forests?
  • A. A method to combine multiple models.
  • B. A technique to select features.
  • C. A way to visualize trees.
  • D. A process to clean data.
Q. What does 'epoch' refer to in the context of training a neural network?
  • A. A single pass through the entire training dataset
  • B. The number of layers in the network
  • C. The learning rate schedule
  • D. The size of the training batch
Q. What does 'model drift' refer to in the context of deployed models?
  • A. The process of updating the model with new data
  • B. The degradation of model performance over time due to changes in data distribution
  • C. The initial training phase of the model
  • D. The difference between training and testing datasets
Q. What does 'model drift' refer to?
  • A. The process of updating a model with new data
  • B. A decrease in model performance over time
  • C. The initial training of a model
  • D. The deployment of a model to production
Q. What does 'overfitting' mean in the context of neural networks?
  • A. The model performs well on training data but poorly on unseen data
  • B. The model is too simple to capture the underlying patterns
  • C. The model has too few parameters
  • D. The model is trained too quickly
Q. What does 'training a neural network' involve?
  • A. Feeding it data without labels
  • B. Adjusting weights based on labeled data
  • C. Evaluating its performance on unseen data
  • D. Initializing the network parameters
Q. What does a confusion matrix provide in model evaluation?
  • A. A summary of prediction errors
  • B. A graphical representation of data distribution
  • C. A measure of model training time
  • D. A list of features used in the model
Q. What does a confusion matrix provide?
  • A. A summary of prediction results
  • B. A graphical representation of data
  • C. A method for feature selection
  • D. A way to visualize neural network layers
Q. What does a high AUC (Area Under the Curve) value indicate in a ROC curve?
  • A. Poor model performance
  • B. Model is random
  • C. Good model discrimination
  • D. Model is overfitting
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