Q. Which of the following is NOT a characteristic of HTTP?
A.
Stateless
B.
Connection-oriented
C.
Text-based
D.
Request-response model
Show solution
Solution
HTTP is a stateless protocol and is connectionless, meaning it does not maintain a persistent connection between requests.
Correct Answer:
B
— Connection-oriented
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Q. Which of the following is NOT a characteristic of K-means clustering?
A.
It can converge to local minima
B.
It can handle non-spherical clusters well
C.
It is sensitive to the initial placement of centroids
D.
It requires numerical input data
Show solution
Solution
K-means clustering struggles with non-spherical clusters, as it assumes clusters are spherical and equally sized.
Correct Answer:
B
— It can handle non-spherical clusters well
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Q. Which of the following is NOT a characteristic of linear regression?
A.
It assumes a linear relationship between variables
B.
It can only handle two variables
C.
It can be used for multiple predictors
D.
It minimizes the sum of squared residuals
Show solution
Solution
Linear regression can handle multiple predictors, not just two variables.
Correct Answer:
B
— It can only handle two variables
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Q. Which of the following is NOT a characteristic of problems suitable for dynamic programming?
A.
Optimal substructure
B.
Overlapping subproblems
C.
Greedy choice property
D.
All of the above
Show solution
Solution
The greedy choice property is not a characteristic of problems suitable for dynamic programming; it is a characteristic of greedy algorithms.
Correct Answer:
C
— Greedy choice property
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Q. Which of the following is NOT a characteristic of Quick Sort?
A.
In-place sorting
B.
Recursive algorithm
C.
Stable sorting
D.
Divide-and-conquer
Show solution
Solution
Quick Sort is not a stable sorting algorithm, meaning it does not guarantee the relative order of equal elements.
Correct Answer:
C
— Stable sorting
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Q. Which of the following is NOT a characteristic of Random Forests?
A.
They use multiple decision trees.
B.
They are less prone to overfitting.
C.
They can handle missing values.
D.
They always provide the best accuracy.
Show solution
Solution
While Random Forests are robust, they do not always guarantee the best accuracy for every dataset.
Correct Answer:
D
— They always provide the best accuracy.
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Q. Which of the following is NOT a characteristic of RNNs?
A.
They can handle variable-length input sequences.
B.
They maintain a hidden state across time steps.
C.
They are always faster than feedforward networks.
D.
They can be trained using backpropagation through time.
Show solution
Solution
RNNs are not always faster than feedforward networks; their sequential nature can lead to longer training times.
Correct Answer:
C
— They are always faster than feedforward networks.
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Q. Which of the following is NOT a characteristic of supervised learning?
A.
Requires labeled data
B.
Can be used for both regression and classification
C.
Learns from input-output pairs
D.
Automatically discovers patterns without supervision
Show solution
Solution
Supervised learning requires labeled data and does not automatically discover patterns without supervision.
Correct Answer:
D
— Automatically discovers patterns without supervision
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Q. Which of the following is NOT a characteristic of SVM?
A.
Effective in high-dimensional spaces
B.
Memory efficient
C.
Can only be used for binary classification
D.
Uses a margin-based approach
Show solution
Solution
SVM can be adapted for multi-class classification using strategies like one-vs-one or one-vs-all, so it is not limited to binary classification.
Correct Answer:
C
— Can only be used for binary classification
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Q. Which of the following is NOT a common application of clustering methods?
A.
Market segmentation
B.
Image compression
C.
Spam detection
D.
Predictive modeling
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Solution
Predictive modeling is not a common application of clustering methods, as it typically involves supervised learning rather than unsupervised clustering.
Correct Answer:
D
— Predictive modeling
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Q. Which of the following is NOT a common application of clustering?
A.
Market segmentation
B.
Anomaly detection
C.
Image classification
D.
Document clustering
Show solution
Solution
Image classification typically involves supervised learning, while clustering is unsupervised.
Correct Answer:
C
— Image classification
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Q. Which of the following is NOT a common application of deployed machine learning models?
A.
Spam detection in emails
B.
Image recognition in photos
C.
Training new models
D.
Recommendation systems
Show solution
Solution
Training new models is not an application of deployed models; rather, it is part of the model development process.
Correct Answer:
C
— Training new models
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Q. Which of the following is NOT a common application of SVM?
A.
Image classification
B.
Text categorization
C.
Stock price prediction
D.
Clustering of data
Show solution
Solution
SVM is primarily used for classification tasks, while clustering is typically handled by different algorithms.
Correct Answer:
D
— Clustering of data
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Q. Which of the following is NOT a common challenge in model deployment?
A.
Model versioning
B.
Data drift
C.
Hyperparameter tuning
D.
Latency issues
Show solution
Solution
Hyperparameter tuning is typically a part of the model training process, not a challenge faced during model deployment.
Correct Answer:
C
— Hyperparameter tuning
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Q. Which of the following is NOT a common criterion for splitting nodes in Decision Trees?
A.
Entropy
B.
Gini impurity
C.
Mean squared error
D.
Information gain
Show solution
Solution
Mean squared error is typically used in regression tasks, while the other options are used for classification tasks.
Correct Answer:
C
— Mean squared error
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Q. Which of the following is NOT a common deployment strategy?
A.
Blue-Green deployment
B.
Canary deployment
C.
Rolling deployment
D.
Random deployment
Show solution
Solution
Random deployment is not a common deployment strategy; the others (Blue-Green, Canary, and Rolling) are widely used.
Correct Answer:
D
— Random deployment
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Q. Which of the following is NOT a common distance metric used in clustering?
A.
Euclidean distance
B.
Manhattan distance
C.
Cosine similarity
D.
Logistic distance
Show solution
Solution
Logistic distance is not a standard distance metric used in clustering; common metrics include Euclidean, Manhattan, and Cosine similarity.
Correct Answer:
D
— Logistic distance
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Q. Which of the following is NOT a common evaluation metric for classification models?
A.
Precision
B.
Recall
C.
Mean Squared Error
D.
F1 Score
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Solution
Mean Squared Error (MSE) is primarily used for regression models, while Precision, Recall, and F1 Score are metrics used for evaluating classification models.
Correct Answer:
C
— Mean Squared Error
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Q. Which of the following is NOT a common evaluation metric for deployed models?
A.
Accuracy
B.
Precision
C.
Recall
D.
Training loss
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Solution
Training loss is not used for evaluating deployed models; it is a measure of performance during training, not in production.
Correct Answer:
D
— Training loss
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Q. Which of the following is NOT a common form of intermediate code?
A.
Three-address code
B.
Abstract syntax tree
C.
Bytecode
D.
Machine code
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Solution
Machine code is the final output of a compiler, while three-address code, abstract syntax trees, and bytecode are forms of intermediate code.
Correct Answer:
D
— Machine code
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Q. Which of the following is NOT a common initialization method for K-means?
A.
Random initialization
B.
K-means++ initialization
C.
Furthest point initialization
D.
Hierarchical initialization
Show solution
Solution
Hierarchical initialization is not a common method for initializing K-means; the other three are standard techniques.
Correct Answer:
D
— Hierarchical initialization
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Q. Which of the following is NOT a common kernel used in SVM?
A.
Linear kernel
B.
Polynomial kernel
C.
Radial basis function (RBF) kernel
D.
Logistic kernel
Show solution
Solution
Logistic kernel is not a standard kernel used in SVM; common kernels include linear, polynomial, and RBF.
Correct Answer:
D
— Logistic kernel
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Q. Which of the following is NOT a common method for deploying machine learning models?
A.
REST API
B.
Batch processing
C.
Embedded systems
D.
Data warehousing
Show solution
Solution
Data warehousing is not a common method for deploying machine learning models; instead, models are typically deployed via REST APIs, batch processing, or embedded systems.
Correct Answer:
D
— Data warehousing
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Q. Which of the following is NOT a common method for monitoring deployed models?
A.
Performance metrics tracking
B.
User feedback collection
C.
Data versioning
D.
Real-time prediction logging
Show solution
Solution
Data versioning is not a monitoring method; it is a practice used to manage changes in datasets over time.
Correct Answer:
C
— Data versioning
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Q. Which of the following is NOT a common technique for feature scaling?
A.
Min-Max Scaling
B.
Standardization
C.
Log Transformation
D.
Feature Selection
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Solution
Feature selection is the process of selecting a subset of relevant features, while Min-Max Scaling, Standardization, and Log Transformation are techniques for feature scaling.
Correct Answer:
D
— Feature Selection
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Q. Which of the following is NOT a common technique for feature selection?
A.
Recursive Feature Elimination
B.
Principal Component Analysis
C.
Random Forest Importance
D.
Gradient Descent
Show solution
Solution
Gradient Descent is an optimization algorithm, not a feature selection technique.
Correct Answer:
D
— Gradient Descent
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Q. Which of the following is NOT a common technique in feature engineering?
A.
Normalization
B.
One-hot encoding
C.
Cross-validation
D.
Polynomial features
Show solution
Solution
Cross-validation is a model evaluation technique, not a feature engineering technique.
Correct Answer:
C
— Cross-validation
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Q. Which of the following is NOT a common technique in feature selection?
A.
Recursive Feature Elimination
B.
Principal Component Analysis
C.
Random Forest Importance
D.
Gradient Descent
Show solution
Solution
Gradient Descent is an optimization algorithm, not a feature selection technique.
Correct Answer:
D
— Gradient Descent
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Q. Which of the following is NOT a common use case for clustering?
A.
Market segmentation
B.
Anomaly detection
C.
Image classification
D.
Social network analysis
Show solution
Solution
Image classification is typically a supervised learning task, while clustering is used for market segmentation, anomaly detection, and social network analysis.
Correct Answer:
C
— Image classification
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Q. Which of the following is NOT a deployment strategy for machine learning models?
A.
Blue-Green Deployment
B.
Canary Release
C.
A/B Testing
D.
Data Augmentation
Show solution
Solution
Data Augmentation is a technique used during training, not a deployment strategy.
Correct Answer:
D
— Data Augmentation
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