Computer Fundamentals Online Test

Created by

Vikash chaudhary

This 'Computer Fundamentals Online Test' covers questions across all the topics related to Computers from basic to advanced levels.

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Total Questions: 30
Time Allotted: 30 minutes
Passing Score: 50%
Randomization: Yes
Certificate: Yes
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1 / 30

1. What is a denial-of-service (DoS) attack?

a) A type of encryption algorithm.

b) Malicious software designed to disrupt, damage, or gain unauthorized access to computer systems or data.

c) An attack that floods a computer system or network with excessive traffic or requests, rendering it unavailable to legitimate users.

d) A program that self-replicates and spreads by inserting copies of itself into other programs or files.

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2. What are the key roles in Scrum, an Agile methodology?

a) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The key roles in Scrum include the Product Owner, Scrum Master, and Development Team, each with distinct responsibilities and contributions to the Agile development process.

d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

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3. What is the primary goal of the Requirements Analysis phase in the Software Development Life Cycle (SDLC)?

a) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) The primary goal of the Requirements Analysis phase is to gather and document the functional and non-functional requirements of the software system, ensuring a clear understanding of the project scope and objectives.

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4. What is supervised learning in machine learning?

a) Supervised learning is a type of machine learning where the algorithm learns from labeled data, making predictions or decisions based on input-output pairs provided in the training dataset.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The process of securely storing data on computer systems.

d) The study of computer algorithms and data structures.

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5. What is the Arithmetic Logic Unit (ALU) in a CPU?

a) The component of the CPU responsible for performing arithmetic and logical operations on data.

b) The component of the CPU responsible for fetching instructions from memory, decoding them, and executing them.

c) The component of the CPU responsible for temporarily storing data and instructions.

d) The component of the CPU responsible for managing communication between the CPU and other components of the computer system.

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6. Which type of network may utilize technologies such as leased lines, fiber optics, and satellite links for long-distance communication?

a) Local Area Network (LAN)

b) Wide Area Network (WAN)

c) Wireless Local Area Network (WLAN)

d) Metropolitan Area Network (MAN)

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7. What is a Database Management System (DBMS)?

a) The study of computer algorithms and data structures.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The process of securely storing data on computer systems.

d) A software system that enables users to create, manage, and access databases efficiently, providing features for data storage, retrieval, manipulation, and security.

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8. What is the difference between narrow AI and general AI?

a) Narrow AI is focused on performing specific tasks or solving specific problems, while general AI aims to exhibit human-like intelligence and cognitive abilities across a wide range of tasks.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

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9. How do cybersecurity regulations help mitigate cyber threats and protect critical infrastructure?

a) Cybersecurity regulations help mitigate cyber threats and protect critical infrastructure by establishing legal requirements, standards, and guidelines for implementing robust cybersecurity measures, practices, and controls to safeguard essential services, systems, and networks from cyber attacks, intrusions, and disruptions, ensuring the resilience, reliability, and availability of critical infrastructure assets, protecting public safety, national security, and economic stability, and promoting collaboration, information sharing, and coordination among government agencies, regulatory authorities, industry stakeholders, and cybersecurity experts to address emerging cyber threats and vulnerabilities effectively.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

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10. What types of identifiers can be protected as trademarks?

a) Words, logos, symbols, slogans, or combinations thereof used to represent goods or services in commerce.

b) New and useful inventions, processes, methods, or compositions of matter.

c) Literary works, artistic works, musical works, dramatic works, and other creative expressions.

d) Ideas, concepts, facts, and theories.

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11. What is the role of cryptography in blockchain technology?

a) Cryptography is used to secure transactions and data on the blockchain, ensuring confidentiality, integrity, and authenticity.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The process of securely storing data on computer systems.

d) The study of computer algorithms and data structures.

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12. Which programming language is often considered the best for beginners in machine learning?

a) Python is often considered the best programming language for beginners in machine learning due to its simplicity, readability, and extensive libraries.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The process of securely storing data on computer systems.

d) The study of computer algorithms and data structures.

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13. What is a password?

a) A physical device used for user authentication.

b) A secret combination of characters used for user authentication to access a computer system or account.

c) A type of encryption algorithm.

d) A type of malware.

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14. What is the role of consensus mechanisms in blockchain?

a) Consensus mechanisms are protocols or algorithms used to achieve agreement among nodes in a decentralized network regarding the validity of transactions and the state of the blockchain.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The process of securely storing data on computer systems.

d) The study of computer algorithms and data structures.

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15. What is a virus?

a) A type of encryption algorithm.

b) A program that self-replicates and spreads by inserting copies of itself into other programs or files.

c) Malicious software designed to disrupt, damage, or gain unauthorized access to computer systems or data.

d) A physical device used for user authentication.

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16. What is a domain?

a) The physical location of a website's server.

b) The unique address used to access a website on the internet.

c) The software used to host a website.

d) The company that owns a website.

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17. What is Git, and how does it differ from other Version Control Systems (VCS)?

a) The process of securely storing data on computer systems.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) Git is a distributed version control system (DVCS) that allows developers to work offline and independently, with each user having a complete copy of the repository on their local machine, enabling faster operations, branching, and merging compared to centralized VCS like SVN.

d) The study of computer algorithms and data structures.

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18. What are some examples of video editing software?

a) Adobe Premiere Pro, Final Cut Pro, Sony Vegas Pro.

b) Microsoft Word, Google Docs, Microsoft Excel.

c) Windows Media Player, VLC Media Player, iTunes.

d) Microsoft PowerPoint, Google Slides, Apple Keynote.

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19. What are some common uses of projectors?

a) Presentations, lectures, movie screenings, digital signage.

b) Scanning printed documents, capturing images of physical objects.

c) Recording audio, editing videos, creating graphics.

d) Video conferencing, live streaming, online gaming.

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20. What is a Git repository, and how is it used in version control?

a) A Git repository is a data structure that stores metadata and content related to a project, including source code files, commit history, branches, and configuration settings, providing a centralized location for version control operations such as tracking changes, branching, merging, and collaboration.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

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21. Which network device operates at the Physical layer of the OSI model and forwards data packets between different network segments?

a) Hub

b) Switch

c) Router

d) Bridge

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22. What are the benefits of IoT?

a) Improved efficiency, increased convenience, enhanced decision-making, automation of tasks, new business opportunities.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

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23. Which programming language is commonly used for implementing deep learning algorithms?

a) The study of computer algorithms and data structures.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The process of securely storing data on computer systems.

d) Python is commonly used for implementing deep learning algorithms due to its extensive libraries and frameworks such as TensorFlow, PyTorch, and Keras.

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24. What is programming logic?

a) The process of writing code in a programming language.

b) The systematic approach to problem-solving using logical and computational thinking.

c) The hardware components of a computer system.

d) The process of designing user interfaces for software applications.

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25. Which network component connects multiple networks together and forwards data packets between them based on IP addresses?

a) Router

b) Switch

c) Modem

d) Hub

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26. What are the key steps involved in the data analytics process?

a) The key steps in the data analytics process include data collection, data preprocessing, data analysis, interpretation, and decision-making.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

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27. What are some common algorithms used in unsupervised learning?

a) Common algorithms used in unsupervised learning include k-means clustering, hierarchical clustering, principal component analysis (PCA), and autoencoders.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The process of securely storing data on computer systems.

d) The study of computer algorithms and data structures.

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28. Which type of memory is designed for high-speed access and stores frequently accessed data to reduce the latency of memory access?

a) RAM

b) ROM

c) Cache Memory

d) Virtual Memory

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29. What is the Turing Test?

a) A test used to evaluate the intelligence of a machine by assessing its ability to exhibit behavior indistinguishable from that of a human.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive).

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30. What is a smart contract in blockchain technology?

a) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive). Self-executing contracts with the terms of the agreement written in code, automatically enforced and executed when predefined conditions are met.

b) Sorting algorithms, searching algorithms, graph algorithms.

c) TCP/IP (Transmission Control Protocol/Internet Protocol), HTTP (Hypertext Transfer Protocol), DNS (Domain Name System), SSL/TLS (Secure Sockets Layer/Transport Layer Security).

d) Self-executing contracts with the terms of the agreement written in code, automatically enforced and executed when predefined conditions are met.

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