Practice Data Structure Questions and Answers

• Which memory type is the fastest but most expensive, typically located directly on the CPU?
• Which of the following is NOT a valid feature of IPv6 compared to IPv4?
• Which network topology ensures full redundancy but is highly expensive and complex to implement?
• Which OSI model layer is responsible for reliable delivery of data between devices?
• Which protocol is used by devices to obtain an IP address automatically in a network?
• Which of the following best differentiates between server-based virtualization and hypervisor-based virtualization?
• Which cloud service model allows developers to deploy their applications without managing the underlying infrastructure?
• What is a key advantage of containerization over traditional virtual machines?
• In CI/CD pipelines, which of the following is NOT a key benefit of Continuous Integration (CI)?
• Which of the following techniques is primarily used to address overfitting in machine learning models?
• What is a key challenge in applying Natural Language Processing (NLP) techniques to real-world text data?
• Which of the following is a primary feature of Mobile Computing?
• Which type of AI is primarily used for adaptive mobile applications like virtual assistants?
• Which of the following best describes the function of the Control Unit (CU) in the CPU?
• In network architecture, what is the primary advantage of a mesh topology over a star topology?
• Which of the following is an example of an emerging technology that is most likely to impact the future of computing?
• In the context of Management Information Systems (MIS), which of the following best describes the role of a decision support system (DSS)?
• Which of the following best describes the mechanism of a Cross-Site Scripting (XSS) attack?
• In asymmetric encryption, which of the following statements is correct?
• What is the primary goal of the OWASP Top 10 project?
• Which of the following is a key advantage of digital signatures?
• Which of the following statements about normalization in relational databases is correct?
• What is the primary purpose of a B+ Tree in a database management system?
• Which of the following is true about triggers in a relational database?
• Which of the following best represents the main objective of the Requirements Analysis phase in the Software Development Lifecycle (SDLC)?
• Which of the following types of software testing ensures that previously working functionality is still operational after changes?
• Which SOLID principle emphasizes that a class should have only one reason to change?
• Which design pattern is most suitable for controlling access to a resource by limiting the number of clients that can use it concurrently?
• Which of the following statements best describes polymorphism in object-oriented programming?
• Which OOP principle allows for restricting access to certain parts of an object while exposing only necessary parts for interaction?
• Which type of relationship between classes in OOP is best represented when one class is a part of another class but can exist independently? ...
• Which feature of OOP allows hiding implementation details while showing only the necessary functionality?
• Given the following code snippet, which operation is performed on the binary tree to produce the output: 4, 2, 5, 1, 3 ? class Node {       int data;...
• Consider the following stack operations. What will be the content of the stack after executing all the operations? Stack stack = new Stack ();  stack.pus...
• Which of the following techniques is most efficient for finding the kth smallest element in a Binary Search Tree (BST)?
• What will be the output of the following queue implementation using two stacks? class QueueUsingStacks {      Stack s1 = new Stack ();      Stac...
• Artificial Intelligence Which of the following statements best describes the role of a reinforcement learning agent in a complex environment? ...
• Machine Learning Which Machine Learning model is best suited for predicting stock market trends based on sequential time-series data?
• Internet of Things (IoT) In an IoT ecosystem, which protocol is most efficient for constrained devices communicating over lossy networks? ...
• Which of the following best exemplifies a critical advantage of Mobile Edge Computing (MEC) over traditional cloud computing?