Computer Science & IT

Download Q&A

Computer Science & IT MCQ & Objective Questions

Computer Science & IT is a crucial subject for students preparing for school and competitive exams in India. Mastering this field not only enhances your understanding of technology but also significantly boosts your exam scores. Practicing MCQs and objective questions is an effective way to reinforce your knowledge and identify important questions that frequently appear in exams.

What You Will Practise Here

  • Fundamentals of Computer Science
  • Data Structures and Algorithms
  • Operating Systems Concepts
  • Networking Basics and Protocols
  • Database Management Systems
  • Software Engineering Principles
  • Programming Languages Overview

Exam Relevance

Computer Science & IT is an integral part of the curriculum for CBSE, State Boards, and competitive exams like NEET and JEE. Questions often focus on theoretical concepts, practical applications, and problem-solving skills. Common patterns include multiple-choice questions that test your understanding of key concepts, definitions, and the ability to apply knowledge in various scenarios.

Common Mistakes Students Make

  • Confusing similar concepts in data structures, such as arrays and linked lists.
  • Overlooking the importance of algorithms and their time complexities.
  • Misunderstanding the functions and roles of different operating system components.
  • Neglecting to practice coding problems, leading to difficulty in programming questions.
  • Failing to grasp the fundamentals of networking, which can lead to errors in related MCQs.

FAQs

Question: What are the best ways to prepare for Computer Science & IT exams?
Answer: Regular practice of MCQs, understanding key concepts, and reviewing past exam papers are effective strategies.

Question: How can I improve my problem-solving skills in Computer Science?
Answer: Engage in coding exercises, participate in study groups, and tackle a variety of practice questions.

Start your journey towards mastering Computer Science & IT today! Solve our practice MCQs to test your understanding and enhance your exam preparation. Remember, consistent practice is the key to success!

Q. What is a common challenge when selecting features for a model?
  • A. Overfitting due to too many features
  • B. Underfitting due to too few features
  • C. Both A and B
  • D. None of the above
Q. What is a common challenge when using K-Means clustering?
  • A. It requires labeled data
  • B. Choosing the right number of clusters
  • C. It cannot handle large datasets
  • D. It is sensitive to outliers
Q. What is a common challenge when using SVM for large datasets?
  • A. High interpretability
  • B. Scalability and computational cost
  • C. Low accuracy
  • D. Limited feature selection
Q. What is a common characteristic of intermediate code?
  • A. It is always in binary format
  • B. It is platform-specific
  • C. It is easier to analyze than high-level code
  • D. It cannot be optimized
Q. What is a common evaluation metric for assessing the performance of a deployed classification model?
  • A. Mean Squared Error
  • B. Accuracy
  • C. Silhouette Score
  • D. R-squared
Q. What is a common evaluation metric for models using Decision Trees and Random Forests?
  • A. Mean Squared Error
  • B. F1 Score
  • C. Accuracy
  • D. Precision
Q. What is a common evaluation metric for sequence prediction tasks using RNNs?
  • A. Accuracy
  • B. Mean Squared Error
  • C. F1 Score
  • D. Precision
Q. What is a common evaluation metric for SVM performance?
  • A. Mean Squared Error
  • B. Accuracy
  • C. Silhouette Score
  • D. Confusion Matrix
Q. What is a common evaluation metric used to assess the performance of a deployed classification model?
  • A. Mean Squared Error
  • B. Accuracy
  • C. Silhouette Score
  • D. R-squared
Q. What is a common initialization method for K-means clustering?
  • A. Randomly selecting data points as initial centroids
  • B. Using the mean of the dataset as the centroid
  • C. Hierarchical clustering to determine initial centroids
  • D. Using the median of the dataset as the centroid
Q. What is a common limitation of LL parsers?
  • A. They cannot handle ambiguous grammars.
  • B. They require more memory than LR parsers.
  • C. They can only parse regular languages.
  • D. They are slower than LR parsers.
Q. What is a common method for feature importance evaluation in Random Forests?
  • A. Permutation importance
  • B. Gradient boosting
  • C. K-fold cross-validation
  • D. Principal component analysis
Q. What is a common method for handling missing data in a dataset?
  • A. Removing all rows with missing values
  • B. Imputing missing values with the mean or median
  • C. Ignoring the missing values
  • D. All of the above
Q. What is a common method for monitoring a deployed machine learning model?
  • A. Cross-validation
  • B. A/B testing
  • C. Grid search
  • D. K-fold validation
Q. What is a common method for monitoring deployed machine learning models?
  • A. Cross-validation
  • B. A/B testing
  • C. Grid search
  • D. K-fold validation
Q. What is a common method to determine the optimal number of clusters in K-means?
  • A. Elbow method
  • B. Cross-validation
  • C. Grid search
  • D. Random search
Q. What is a common optimization technique applied during intermediate code generation?
  • A. Loop unrolling
  • B. Dead code elimination
  • C. Inlining
  • D. All of the above
Q. What is a common pitfall in model selection?
  • A. Using too few features
  • B. Overfitting the model to the training data
  • C. Not validating the model
  • D. All of the above
Q. What is a common practice to ensure the reliability of a deployed model?
  • A. Regularly retraining the model with new data
  • B. Using a single model version indefinitely
  • C. Ignoring user feedback
  • D. Deploying without monitoring
Q. What is a common real-world application of feature engineering in finance?
  • A. Predicting stock prices using historical data
  • B. Classifying emails as spam or not spam
  • C. Segmenting customers based on purchasing behavior
  • D. Identifying fraudulent transactions
Q. What is a common real-world application of feature engineering?
  • A. Image classification
  • B. Spam detection
  • C. Customer segmentation
  • D. All of the above
Q. What is a common searching algorithm used in applications with sorted data?
  • A. Linear search
  • B. Binary search
  • C. Depth-first search
  • D. Breadth-first search
Q. What is a common strategy for handling model updates in production?
  • A. Immediate replacement of the old model
  • B. Rolling updates
  • C. No updates allowed
  • D. Training a new model from scratch
Q. What is a common use case for balanced trees like AVL and Red-Black trees?
  • A. Implementing a priority queue
  • B. Maintaining a sorted list of items
  • C. Storing large binary files
  • D. Performing matrix operations
Q. What is a common use case for cloud ML services in business?
  • A. Data storage
  • B. Predictive maintenance
  • C. Basic data entry
  • D. Manual reporting
Q. What is a common use case for cloud ML services in businesses?
  • A. Data storage only
  • B. Real-time fraud detection
  • C. Manual data entry
  • D. Basic spreadsheet calculations
Q. What is a common use case for Random Forests in real-world applications?
  • A. Image recognition
  • B. Natural language processing
  • C. Credit scoring
  • D. Time series forecasting
Q. What is a common use case for Red-Black trees in computer science?
  • A. Memory management
  • B. Network routing
  • C. Implementing associative arrays
  • D. File system management
Q. What is a common use case for Red-Black trees in real-world applications?
  • A. Memory management
  • B. Network packet routing
  • C. Implementing associative arrays
  • D. Sorting large datasets
Q. What is a common use case for Red-Black trees?
  • A. Memory management
  • B. Implementing associative arrays
  • C. Sorting algorithms
  • D. Graph traversal
Showing 871 to 900 of 3237 (108 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely