Computer Science & IT

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Q. Which metric would you use to evaluate a multi-class classification model?
  • A. F1 Score
  • B. Precision
  • C. Macro-averaged F1 Score
  • D. Mean Squared Error
Q. Which metric would you use to evaluate a recommendation system's performance?
  • A. Mean Squared Error
  • B. Precision at K
  • C. F1 Score
  • D. Silhouette Score
Q. Which metric would you use to evaluate a recommendation system?
  • A. Mean Squared Error
  • B. Precision at K
  • C. F1 Score
  • D. Recall
Q. Which metric would you use to evaluate a regression model's performance that is sensitive to outliers?
  • A. Mean Absolute Error
  • B. Mean Squared Error
  • C. R-squared
  • D. Root Mean Squared Error
Q. Which metric would you use to evaluate a regression model's performance?
  • A. Accuracy
  • B. F1 Score
  • C. Mean Absolute Error
  • D. Confusion Matrix
Q. Which model selection technique helps to prevent overfitting by penalizing complex models?
  • A. Grid Search
  • B. Lasso Regression
  • C. K-Fold Cross-Validation
  • D. Random Search
Q. Which model selection technique involves comparing multiple models based on their performance on a validation set?
  • A. Grid Search
  • B. Feature Engineering
  • C. Data Augmentation
  • D. Dimensionality Reduction
Q. Which model selection technique involves comparing multiple models to find the best one?
  • A. Grid Search
  • B. Feature Scaling
  • C. Data Augmentation
  • D. Ensemble Learning
Q. Which model selection technique involves dividing the dataset into multiple subsets for training and validation?
  • A. Grid search
  • B. Cross-validation
  • C. Random search
  • D. Feature selection
Q. Which neural network architecture is commonly used for sequence prediction tasks?
  • A. Convolutional Neural Network (CNN)
  • B. Recurrent Neural Network (RNN)
  • C. Feedforward Neural Network
  • D. Generative Adversarial Network (GAN)
Q. Which neural network architecture is particularly effective for sequential data?
  • A. Convolutional Neural Networks (CNNs)
  • B. Recurrent Neural Networks (RNNs)
  • C. Feedforward Neural Networks
  • D. Radial Basis Function Networks
Q. Which neural network architecture is primarily used for image recognition tasks?
  • A. Recurrent Neural Network
  • B. Convolutional Neural Network
  • C. Feedforward Neural Network
  • D. Generative Adversarial Network
Q. Which of the following algorithms can be improved by using binary search?
  • A. Insertion sort.
  • B. Merge sort.
  • C. Finding an element in a sorted array.
  • D. Bubble sort.
Q. Which of the following algorithms can be improved using binary search?
  • A. Insertion Sort
  • B. Merge Sort
  • C. Finding the square root
  • D. Linear Search
Q. Which of the following algorithms can be used as an alternative to Dijkstra's algorithm for graphs with negative weights?
  • A. A* Search Algorithm
  • B. Floyd-Warshall Algorithm
  • C. Prim's Algorithm
  • D. Kruskal's Algorithm
Q. Which of the following algorithms can be used instead of Dijkstra's algorithm for graphs with negative weights?
  • A. A* Search
  • B. Bellman-Ford Algorithm
  • C. Floyd-Warshall Algorithm
  • D. Depth-First Search
Q. Which of the following algorithms can be used to find the first occurrence of a target in a sorted array?
  • A. Linear Search
  • B. Binary Search
  • C. Jump Search
  • D. Exponential Search
Q. Which of the following algorithms can be used to find the height of a binary tree?
  • A. Depth-first search
  • B. Breadth-first search
  • C. Both depth-first and breadth-first search
  • D. None of the above
Q. Which of the following algorithms can be used to find the lowest common ancestor in a binary tree?
  • A. Depth-first search
  • B. Breadth-first search
  • C. Dynamic programming
  • D. Binary search
Q. Which of the following algorithms can be used to find the shortest path in a graph with negative weights?
  • A. Dijkstra's algorithm
  • B. A* algorithm
  • C. Bellman-Ford algorithm
  • D. Depth-first search
Q. Which of the following algorithms is an alternative to Dijkstra's algorithm for graphs with negative weights?
  • A. A* Search Algorithm
  • B. Bellman-Ford Algorithm
  • C. Depth-First Search
  • D. Breadth-First Search
Q. Which of the following algorithms is an example of dynamic programming?
  • A. Merge Sort
  • B. Dijkstra's Algorithm
  • C. Floyd-Warshall Algorithm
  • D. Binary Search
Q. Which of the following algorithms is commonly used for clustering numerical data?
  • A. Linear Regression
  • B. K-Means
  • C. Decision Trees
  • D. Support Vector Machines
Q. Which of the following algorithms is commonly used for clustering?
  • A. Linear Regression
  • B. K-Means
  • C. Support Vector Machine
  • D. Decision Tree
Q. Which of the following algorithms is commonly used for hierarchical clustering?
  • A. K-means
  • B. DBSCAN
  • C. Agglomerative clustering
  • D. Gaussian Mixture Models
Q. Which of the following algorithms is similar to Dijkstra's algorithm?
  • A. A* Search Algorithm
  • B. Bubble Sort
  • C. Depth-First Search
  • D. Binary Search
Q. Which of the following algorithms is typically used for classification tasks?
  • A. Linear Regression
  • B. Logistic Regression
  • C. K-Means Clustering
  • D. Principal Component Analysis
Q. Which of the following algorithms is used for topological sorting in a directed acyclic graph (DAG)?
  • A. Depth First Search
  • B. Breadth First Search
  • C. Dijkstra's Algorithm
  • D. Prim's Algorithm
Q. Which of the following algorithms uses dynamic programming to find the minimum edit distance between two strings?
  • A. Dijkstra's algorithm
  • B. Floyd-Warshall algorithm
  • C. Levenshtein distance algorithm
  • D. Merge sort algorithm
Q. Which of the following algorithms uses dynamic programming to find the optimal solution?
  • A. Dijkstra's algorithm
  • B. Bellman-Ford algorithm
  • C. Floyd-Warshall algorithm
  • D. Merge sort
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