Computer Fundamentals Online Test

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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. Which type of memory retains its data even when the power is turned off and is commonly used to store BIOS firmware?

a) RAM

b) ROM

c) Cache Memory

d) Virtual Memory

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2. What activities are typically performed during the Maintenance phase of the Software Development Life Cycle (SDLC)?

a) Activities performed during the Maintenance phase include bug fixing, enhancements, updates, optimizations, and ongoing support and maintenance to ensure the continued reliability, usability, and performance of the software system.

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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3. What are the key characteristics of blockchain technology?

a) Decentralization, transparency, immutability, security.

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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4. What is edge computing in the context of IoT?

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

b) The study of computer algorithms and data structures.

c) The practice of processing and analyzing data closer to its source or origin, typically at the edge of the network, rather than relying solely on centralized cloud servers.

d) The physical components of a computer system.

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5. What is a blockchain fork?

a) A blockchain fork occurs when a blockchain splits into two separate chains due to a change in the consensus rules or disagreement among participants.

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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6. 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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7. What are external storage devices?

a) Hardware components inside the computer case used for storing data.

b) Software applications used for managing computer hardware.

c) Devices connected to a computer externally for storing data outside of the computer's internal storage.

d) Peripheral devices used for input and output operations.

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8. Which type of memory is directly accessed by the CPU for storing and retrieving data and instructions during program execution?

a) RAM

b) ROM

c) Cache Memory

d) Virtual Memory

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9. What is the difference between Virtual Reality (VR) and Augmented Reality (AR)?

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

b) Sorting algorithms, searching algorithms, graph algorithms.

c) The main difference between Virtual Reality (VR) and Augmented Reality (AR) is that VR immerses users in a completely virtual environment, while AR overlays digital content onto the real-world environment.

d) The study of computer algorithms and data structures.

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10. Which network topology connects each device in a linear sequence?

a) Bus Topology

b) Star Topology

c) Ring Topology

d) Mesh Topology

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11. What is pseudocode?

a) A programming language used for writing code.

b) A type of malware.

c) A high-level description of a computer program or algorithm using natural language and simple syntax.

d) The process of executing a program.

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12. What are some features of Microsoft Word?

a) Spell check, grammar check, and formatting options.

b) Web browsing and email functionality.

c) Video editing and graphic design tools.

d) Gaming and entertainment features.

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13. What is exploratory data analysis (EDA) in data analytics?

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) Exploratory data analysis (EDA) involves exploring and visualizing data to gain insights, identify patterns, and formulate hypotheses for further analysis.

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14. What are some common types of cybercrime?

a) Hacking, phishing, malware, identity theft, online fraud, cyberbullying.

b) Software development, data analysis, network administration, cloud computing.

c) Hardware manufacturing, system integration, network infrastructure deployment.

d) Graphic design, web development, multimedia production, user interface design.

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15. What are some popular programming languages used in machine learning?

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) Some popular programming languages used in machine learning include Python, R, Java, and Julia.

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16. What is the purpose of a Git commit message?

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) The purpose of a Git commit message is to provide a concise and descriptive summary of the changes made in a commit, helping developers and collaborators understand the purpose, scope, and impact of the changes and facilitating code review, collaboration, and project maintenance.

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17. What is blockchain technology?

a) A decentralized digital ledger that records transactions across multiple computers in a way that is transparent, secure, and immutable.

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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18. What are some common operations performed in Git version control?

a) Common operations performed in Git version control include cloning repositories to create local copies, adding and committing changes to the repository, creating and switching between branches for parallel development, merging changes from different branches, and pushing and pulling changes between local and remote repositories.

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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19. Why is ethics important in computing?

a) To ensure compliance with legal regulations and industry standards.

b) To prevent unethical behavior and harmful consequences in the use and development of computer technology.

c) To improve the efficiency and performance of computer systems.

d) To enhance the aesthetics and user experience of software applications.

20 / 30

20. What is the main advantage of using cloud-based word processing software like Google Docs?

a) Offline access to documents.

b) Real-time collaboration and sharing of documents with others.

c) Advanced formatting and design options.

d) Integration with desktop applications.

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21. What are the primary functions of the Arithmetic Logic Unit (ALU)?

a) To perform arithmetic and logical operations on data.

b) To fetch instructions from memory, decode them, and execute them.

c) To temporarily store data and instructions.

d) To manage communication between the CPU and other components of the computer system.

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22. What is SVN (Subversion), and how does it differ from Git?

a) SVN (Subversion) is a centralized version control system (CVCS) that uses a central repository to store project history, requiring developers to be online to access and commit changes, while Git is a distributed version control system (DVCS) that allows each developer to have a complete copy of the repository on their local machine, enabling offline and independent work.

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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23. 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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24. What is a Version Control System (VCS) used for in software development?

a) A Version Control System (VCS) is used to track and manage changes to source code files and other artifacts in software development projects, enabling collaboration, versioning, history tracking, and rollback capabilities.

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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25. How many megabytes are in a terabyte (TB)?

a) 1,024

b) 1,048,576

c) 1,073,741,824

d) 1,099,511,627,776

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26. Which technology is used to create immersive virtual experiences in Virtual Reality (VR)?

a) Virtual Reality (VR) uses a combination of technologies such as head-mounted displays (HMDs), motion tracking sensors, haptic feedback devices, and immersive audio systems to create immersive virtual experiences.

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. Which network device operates at the Physical layer of the OSI model and simply repeats incoming electrical signals to all connected devices?

a) Hub

b) Switch

c) Router

d) Bridge

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28. What are some common uses of webcams?

a) Video conferencing, live streaming, online gaming.

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

c) Recording audio, editing videos, creating graphics.

d) Playing video games, controlling drones, capturing virtual reality content.

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29. What is the main advantage of using cloud-based presentation software like Google Slides?

a) Offline access to presentations.

b) Real-time collaboration and sharing of presentations with others.

c) Advanced design and animation features.

d) Integration with desktop applications.

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30. What role does the Product Owner play in Agile Development 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 Product Owner is responsible for representing the interests of the stakeholders, defining and prioritizing the product backlog, and ensuring that the development team delivers value to the customer.

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

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

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