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. Which of the following is NOT a supervised learning algorithm?
A.
Support Vector Machines
B.
Decision Trees
C.
K-Means Clustering
D.
Random Forests
Show solution
Solution
K-Means Clustering is an unsupervised learning algorithm, while the others are supervised learning algorithms.
Correct Answer:
C
— K-Means Clustering
Learn More →
Q. Which of the following is NOT a type of attribute in syntax-directed translation?
A.
Synthesized attribute
B.
Inherited attribute
C.
Static attribute
D.
Contextual attribute
Show solution
Solution
Static attribute is not a recognized type of attribute in syntax-directed translation.
Correct Answer:
C
— Static attribute
Learn More →
Q. Which of the following is NOT a type of binary tree traversal?
A.
In-order
B.
Pre-order
C.
Post-order
D.
Cross-order
Show solution
Solution
Cross-order is not a recognized type of binary tree traversal. The standard types are in-order, pre-order, and post-order.
Correct Answer:
D
— Cross-order
Learn More →
Q. Which of the following is NOT a type of binary tree?
A.
Full Binary Tree
B.
Complete Binary Tree
C.
Balanced Binary Tree
D.
Circular Binary Tree
Show solution
Solution
Circular Binary Tree is not a standard type of binary tree.
Correct Answer:
D
— Circular Binary Tree
Learn More →
Q. Which of the following is NOT a type of clustering algorithm?
A.
Hierarchical Clustering
B.
Density-Based Clustering
C.
K-Nearest Neighbors
D.
K-Means Clustering
Show solution
Solution
K-Nearest Neighbors is a classification algorithm, not a clustering algorithm.
Correct Answer:
C
— K-Nearest Neighbors
Learn More →
Q. Which of the following is NOT a type of hierarchical clustering?
A.
Single linkage
B.
Complete linkage
C.
K-means linkage
D.
Average linkage
Show solution
Solution
K-means linkage is not a type of hierarchical clustering; it refers to the K-means algorithm itself.
Correct Answer:
C
— K-means linkage
Learn More →
Q. Which of the following is NOT a type of LR parser?
A.
SLR
B.
LALR
C.
LR(1)
D.
LL(1)
Show solution
Solution
LL(1) is not a type of LR parser; it is a type of LL parser.
Correct Answer:
D
— LL(1)
Learn More →
Q. Which of the following is NOT a type of neural network architecture?
A.
Convolutional Neural Network
B.
Recurrent Neural Network
C.
Support Vector Machine
D.
Feedforward Neural Network
Show solution
Solution
Support Vector Machine is a different type of machine learning algorithm, not a neural network architecture.
Correct Answer:
C
— Support Vector Machine
Learn More →
Q. Which of the following is NOT a type of neural network?
A.
Convolutional Neural Network
B.
Recurrent Neural Network
C.
Support Vector Machine
D.
Feedforward Neural Network
Show solution
Solution
Support Vector Machine (SVM) is a different type of machine learning algorithm, not a neural network.
Correct Answer:
C
— Support Vector Machine
Learn More →
Q. Which of the following is NOT a type of parsing technique?
A.
Top-down parsing
B.
Bottom-up parsing
C.
Left-to-right parsing
D.
Right-to-left parsing
Show solution
Solution
Right-to-left parsing is not a standard parsing technique; the common techniques are top-down and bottom-up.
Correct Answer:
D
— Right-to-left parsing
Learn More →
Q. Which of the following is NOT a type of sorting algorithm?
A.
Quick Sort
B.
Merge Sort
C.
Heap Sort
D.
Stack Sort
Show solution
Solution
Stack Sort is not a recognized sorting algorithm; the others are well-known sorting techniques.
Correct Answer:
D
— Stack Sort
Learn More →
Q. Which of the following is NOT a type of supervised learning?
A.
Classification
B.
Regression
C.
Clustering
D.
Time Series Forecasting
Show solution
Solution
Clustering is an unsupervised learning technique, while classification and regression are types of supervised learning.
Correct Answer:
C
— Clustering
Learn More →
Q. Which of the following is NOT a type of SVM?
A.
C-SVM
B.
Nu-SVM
C.
Linear SVM
D.
K-Means SVM
Show solution
Solution
K-Means SVM is not a recognized type of SVM; the other options are valid types of Support Vector Machines.
Correct Answer:
D
— K-Means SVM
Learn More →
Q. Which of the following is NOT a type of tokenization?
A.
Word tokenization
B.
Sentence tokenization
C.
Character tokenization
D.
Phrase tokenization
Show solution
Solution
Phrase tokenization is not a standard type of tokenization; the common types are word, sentence, and character tokenization.
Correct Answer:
D
— Phrase tokenization
Learn More →
Q. Which of the following is NOT a type of transmission media?
A.
Twisted Pair
B.
Fiber Optic
C.
Wireless
D.
Network Protocol
Show solution
Solution
Network Protocol is not a type of transmission media; it refers to the rules governing data communication.
Correct Answer:
D
— Network Protocol
Learn More →
Q. Which of the following is NOT a typical application of arrays?
A.
Storing a list of student grades
B.
Implementing a priority queue
C.
Representing a chessboard
D.
Storing a collection of images
Show solution
Solution
Implementing a priority queue is typically not done with arrays, as priority queues are better suited for heaps or linked lists.
Correct Answer:
B
— Implementing a priority queue
Learn More →
Q. Which of the following is NOT a typical application of clustering?
A.
Market segmentation
B.
Document classification
C.
Image compression
D.
Time series forecasting
Show solution
Solution
Time series forecasting is not a typical application of clustering; it is more related to supervised learning.
Correct Answer:
D
— Time series forecasting
Learn More →
Q. Which of the following is NOT a typical application of Dijkstra's algorithm?
A.
GPS navigation systems
B.
Network routing protocols
C.
Finding the maximum element in an array
D.
Flight scheduling
Show solution
Solution
Finding the maximum element in an array is not an application of Dijkstra's algorithm, which is focused on shortest path problems.
Correct Answer:
C
— Finding the maximum element in an array
Learn More →
Q. Which of the following is NOT a typical application of dynamic programming?
A.
Matrix chain multiplication
B.
Finding the maximum subarray sum
C.
Depth-first search in graphs
D.
Edit distance calculation
Show solution
Solution
Depth-first search in graphs is not a typical application of dynamic programming; it is a traversal algorithm.
Correct Answer:
C
— Depth-first search in graphs
Learn More →
Q. Which of the following is NOT a typical application of neural networks?
A.
Facial recognition
B.
Stock market prediction
C.
Basic arithmetic calculations
D.
Language translation
Show solution
Solution
Basic arithmetic calculations are not a typical application of neural networks, which are better suited for complex pattern recognition tasks.
Correct Answer:
C
— Basic arithmetic calculations
Learn More →
Q. Which of the following is NOT a typical application of stacks?
A.
Function call management
B.
Expression evaluation
C.
Backtracking algorithms
D.
Breadth-first search
Show solution
Solution
Breadth-first search (BFS) typically uses a queue, not a stack, as it explores nodes level by level.
Correct Answer:
D
— Breadth-first search
Learn More →
Q. Which of the following is NOT a typical application of SVM?
A.
Face detection
B.
Spam detection
C.
Stock price prediction
D.
Handwriting recognition
Show solution
Solution
While SVM can be used for regression, it is not typically the first choice for stock price prediction.
Correct Answer:
C
— Stock price prediction
Learn More →
Q. Which of the following is NOT a typical deployment environment for machine learning models?
A.
Cloud services
B.
Edge devices
C.
Local servers
D.
Data warehouses
Show solution
Solution
Data warehouses are primarily used for data storage and analysis, not for deploying machine learning models.
Correct Answer:
D
— Data warehouses
Learn More →
Q. Which of the following is NOT a typical dynamic programming problem?
A.
Longest Common Subsequence
B.
Matrix Chain Multiplication
C.
Depth First Search
D.
Coin Change Problem
Show solution
Solution
Depth First Search (DFS) is a graph traversal algorithm and is not a dynamic programming problem, while the others are classic examples of problems that can be solved using dynamic programming.
Correct Answer:
C
— Depth First Search
Learn More →
Q. Which of the following is NOT a typical output of a lexical analyzer?
A.
Tokens
B.
Symbol table
C.
Abstract syntax tree
D.
Error messages
Show solution
Solution
An abstract syntax tree is typically produced by the parser, not the lexical analyzer.
Correct Answer:
C
— Abstract syntax tree
Learn More →
Q. Which of the following is NOT a typical problem solved by dynamic programming?
A.
Traveling Salesman Problem
B.
Matrix Chain Multiplication
C.
Depth First Search
D.
Rod Cutting Problem
Show solution
Solution
Depth First Search is not a typical problem solved by dynamic programming; it is a graph traversal algorithm.
Correct Answer:
C
— Depth First Search
Learn More →
Q. Which of the following is NOT a typical use case for clustering?
A.
Image segmentation
B.
Anomaly detection
C.
Predicting stock prices
D.
Document clustering
Show solution
Solution
Predicting stock prices is not a typical use case for clustering, as it is a supervised learning task.
Correct Answer:
C
— Predicting stock prices
Learn More →
Q. Which of the following is NOT a typical use case for supervised learning?
A.
Email filtering
B.
Customer churn prediction
C.
Market basket analysis
D.
Credit scoring
Show solution
Solution
Market basket analysis is typically an unsupervised learning task, while the others are examples of supervised learning applications.
Correct Answer:
C
— Market basket analysis
Learn More →
Q. Which of the following is NOT a valid application of binary trees?
A.
Expression parsing
B.
Priority queues
C.
Database indexing
D.
Sorting algorithms
Show solution
Solution
Binary trees are not typically used for sorting algorithms; instead, they are used for expression parsing, priority queues, and database indexing.
Correct Answer:
D
— Sorting algorithms
Learn More →
Q. Which of the following is NOT a valid application of Dijkstra's algorithm?
A.
Finding the shortest path in a road network
B.
Finding the shortest path in a weighted graph
C.
Finding the minimum spanning tree
D.
Finding the shortest path in a communication network
Show solution
Solution
Dijkstra's algorithm is not used for finding the minimum spanning tree; algorithms like Prim's or Kruskal's are used for that purpose.
Correct Answer:
C
— Finding the minimum spanning tree
Learn More →
Showing 2821 to 2850 of 3237 (108 Pages)