Computer Science & IT

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Q. What is a key characteristic of DFS when applied to a graph?
  • A. It can be implemented using recursion
  • B. It always finds the shortest path
  • C. It uses a queue for traversal
  • D. It visits all nodes in a breadth-first manner
Q. What is a key characteristic of ensemble methods like Random Forests?
  • A. They use a single model for predictions
  • B. They combine multiple models to improve performance
  • C. They require less computational power
  • D. They are only applicable to regression tasks
Q. What is a key characteristic of Random Forests compared to a single Decision Tree?
  • A. They are less prone to overfitting.
  • B. They require more computational resources.
  • C. They can only handle binary classification.
  • D. They are always more interpretable.
Q. What is a key characteristic of supervised learning?
  • A. No labeled data is used
  • B. It requires a training dataset with input-output pairs
  • C. It is only applicable to classification tasks
  • D. It does not involve any model training
Q. What is a key consideration when deploying a machine learning model in a cloud environment?
  • A. Data storage capacity
  • B. Network latency
  • C. Model training time
  • D. Feature engineering
Q. What is a key consideration when deploying a machine learning model in a production environment?
  • A. The model's training time
  • B. The model's accuracy on the training set
  • C. The model's ability to handle unseen data
  • D. The model's complexity
Q. What is a key consideration when deploying a machine learning model in a real-time application?
  • A. Model accuracy
  • B. Latency and response time
  • C. Data storage requirements
  • D. Training time
Q. What is a key consideration when deploying a machine learning model?
  • A. Model accuracy only
  • B. Data privacy and security
  • C. Model training time
  • D. Number of features used
Q. What is a key consideration when deploying a model for numerical applications?
  • A. Model interpretability
  • B. Data privacy and security
  • C. Scalability and performance
  • D. All of the above
Q. What is a key consideration when deploying a model in a cloud environment?
  • A. Data privacy regulations
  • B. Model training time
  • C. Feature selection
  • D. Hyperparameter tuning
Q. What is a key consideration when deploying a model in a production environment?
  • A. Model accuracy only
  • B. Scalability and performance
  • C. Data preprocessing steps
  • D. Model training duration
Q. What is a key difference between AVL trees and Red-Black trees?
  • A. AVL trees are faster for search operations
  • B. Red-Black trees are always balanced
  • C. AVL trees allow duplicate values
  • D. Red-Black trees are more complex to implement
Q. What is a key difference between BFS and DFS?
  • A. BFS uses a stack, DFS uses a queue.
  • B. BFS explores nodes level by level, DFS explores as far as possible along a branch.
  • C. BFS is faster than DFS.
  • D. DFS is always more memory efficient than BFS.
Q. What is a key feature of neural networks in cloud ML services?
  • A. They require no data preprocessing
  • B. They can model complex patterns
  • C. They are only used for image processing
  • D. They are less efficient than traditional algorithms
Q. What is a key feature of neural networks offered by cloud ML services?
  • A. Manual feature extraction
  • B. Automatic feature learning
  • C. Limited scalability
  • D. Static architecture
Q. What is a key feature of neural networks used in cloud ML services?
  • A. Linear regression
  • B. Feature engineering
  • C. Layered architecture
  • D. Decision trees
Q. What is a key feature of Random Forests that enhances their robustness?
  • A. Use of a single tree
  • B. Bootstrap aggregating (bagging)
  • C. Linear regression
  • D. Support vector machines
Q. What is a key feature of Random Forests that helps in feature selection?
  • A. It uses all features for every tree
  • B. It randomly selects a subset of features for each split
  • C. It eliminates all features with low variance
  • D. It requires manual feature selection
Q. What is a limitation of Decision Trees in real-world applications?
  • A. They are not interpretable
  • B. They can easily overfit the training data
  • C. They require extensive feature engineering
  • D. They cannot handle categorical data
Q. What is a limitation of Decision Trees?
  • A. They are very interpretable
  • B. They can easily overfit the training data
  • C. They handle both categorical and numerical data
  • D. They require a lot of data to train
Q. What is a limitation of Dijkstra's algorithm?
  • A. It cannot find paths in directed graphs.
  • B. It cannot handle graphs with negative weights.
  • C. It is slower than breadth-first search.
  • D. It requires a complete graph.
Q. What is a limitation of K-means clustering?
  • A. It can only handle numerical data
  • B. It requires the number of clusters to be specified in advance
  • C. It is sensitive to outliers
  • D. All of the above
Q. What is a limitation of using K-Means for clustering?
  • A. It can only cluster numerical data
  • B. It assumes clusters are of equal size and density
  • C. It is not scalable to large datasets
  • D. It requires a distance metric
Q. What is a microservice architecture in the context of model deployment?
  • A. A single monolithic application
  • B. A method to deploy models on mobile devices
  • C. A way to break down applications into smaller, independent services
  • D. A technique for batch processing of data
Q. What is a neural network primarily used for?
  • A. Data storage
  • B. Pattern recognition
  • C. Data cleaning
  • D. Data visualization
Q. What is a pointer in programming?
  • A. A variable that stores a memory address
  • B. A type of loop
  • C. A function that returns a value
  • D. A data structure
Q. What is a potential application of supervised learning in marketing?
  • A. Customer segmentation
  • B. Predicting customer purchase behavior
  • C. Market basket analysis
  • D. Topic modeling
Q. What is a potential benefit of using cloud services for model deployment?
  • A. Increased hardware costs
  • B. Scalability and flexibility
  • C. Limited access to resources
  • D. Complex setup process
Q. What is a potential challenge when deploying machine learning models?
  • A. Overfitting the model
  • B. Data drift
  • C. Lack of training data
  • D. All of the above
Q. What is a potential consequence of using linear regression on data with outliers?
  • A. Increased accuracy of predictions
  • B. Decreased interpretability of the model
  • C. Bias in the estimated coefficients
  • D. Improved model performance
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