Home» Online Test » Computer » Computer Fundamentals Online Test 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This 'Computer Fundamentals Online Test' covers questions across all the topics related to Computers from basic to advanced levels. Get New Questions in Each Attempt Total Questions: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 30 1. How does blockchain achieve decentralization? 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) By distributing transaction data across multiple computers (nodes) in a network, eliminating the need for a central authority or intermediary. d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive). 2 / 30 2. 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. 3 / 30 3. What is the role of R in machine learning? a) R is a programming language and environment for statistical computing and graphics, commonly used for data analysis, visualization, and statistical modeling in machine learning. 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. 4 / 30 4. What is sequence control structure? a) A control structure that executes a sequence of statements in a specific order, from top to bottom. b) A control structure that allows for repeated execution of a block of statements while a specified condition is true. c) A control structure that allows for making decisions and executing different code blocks based on specified conditions. d) A control structure that divides a program into separate modules or functions. 5 / 30 5. 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. 6 / 30 6. Which network topology connects all devices to a central hub or switch? a) Bus Topology b) Star Topology c) Ring Topology d) Mesh Topology 7 / 30 7. What are some applications of robotics? a) Industrial automation, healthcare assistance, agriculture, exploration, entertainment. 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). 8 / 30 8. What is encryption key? a) A physical key used to lock and unlock computer hardware. b) A cryptographic algorithm used for data encryption. c) A secret value used in encryption and decryption processes to secure data. d) A type of malware. 9 / 30 9. What are some common types of game controllers? a) Gamepads, joysticks, steering wheels, motion controllers. b) Keyboards, mice, touchpads, styluses. c) Webcams, scanners, printers, microphones. d) Monitors, speakers, headphones, projectors. 10 / 30 10. Which type of memory is used to expand the effective size of the main memory by using a portion of the hard disk as an extension? a) RAM b) ROM c) Cache Memory d) Virtual Memory 11 / 30 11. What is model evaluation in machine learning? a) Model evaluation is the process of assessing the performance and generalization ability of machine learning models using evaluation metrics and validation techniques. 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). 12 / 30 12. What is main memory in the memory hierarchy? a) The fastest and smallest type of computer memory located within the CPU. b) The largest and slowest type of computer memory used for long-term storage. c) A type of programming language. d) The software used for managing computer hardware. 13 / 30 13. What are deep learning networks? a) Neural networks with multiple hidden layers, capable of learning hierarchical representations of data and solving complex 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). 14 / 30 14. How many megabytes are in a gigabyte (GB)? a) 1000 b) 1024 c) 2048 d) 4096 15 / 30 15. Which network component is responsible for determining the best path for data packets to reach their destination across multiple networks? a) Router b) Switch c) Modem d) Hub 16 / 30 16. What are other accessories commonly used with computer systems? a) Devices used for input and output operations. b) Peripheral devices used for connecting to a network. c) Additional components or devices used to enhance the functionality or protect computer systems. d) Software applications used for managing computer hardware. 17 / 30 17. 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. 18 / 30 18. 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 19 / 30 19. What is a UPS (Uninterruptible Power Supply)? a) A device used for capturing images and videos of scenes or individuals. b) A device used for protecting computer systems from power surges and outages by providing backup power. c) A device used for cooling computer systems and preventing overheating. d) A device used for controlling video games and simulations. 20 / 30 20. 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). 21 / 30 21. What is the Control Unit (CU) 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. 22 / 30 22. What are some benefits of using a UPS? a) Protection against power surges and outages, uninterrupted operation of computer systems, data loss prevention. b) Enhanced network connectivity, faster data transfer rates, improved graphics performance. c) Increased storage capacity, reduced system boot time, enhanced security features. d) Improved sound quality, faster processing speeds, better image resolution. 23 / 30 23. Which type of memory is volatile and used for temporary storage of data and program instructions during the operation of a computer? a) RAM b) ROM c) Cache Memory d) Virtual Memory 24 / 30 24. Which programming language is known for its simplicity and readability in machine learning? a) Sorting algorithms, searching algorithms, graph algorithms. b) Python is known for its simplicity and readability in machine learning, making it accessible for beginners and experts alike. c) The study of computer algorithms and data structures. d) The process of securely storing data on computer systems. 25 / 30 25. What is accessibility in computing? a) The protection of personal information and data from unauthorized access or disclosure. b) The process of securely storing data on computer systems. c) The study of computer algorithms and data structures. d) The design and implementation of technology to ensure equal access and usability for individuals with disabilities. 26 / 30 26. What is the significance of programming languages like Python and R in data science and machine learning? a) Programming languages like Python and R play a significant role in data science and machine learning by providing powerful tools, libraries, and frameworks for data analysis, modeling, and deployment. 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). 27 / 30 27. 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. 28 / 30 28. What is the concept of the "smart home" in IoT? a) The process of securely storing data on computer systems. b) The study of computer algorithms and data structures. c) The integration of IoT devices and technologies to automate and control various aspects of home environments, such as lighting, heating, security, and entertainment. d) The physical components of a computer system. 29 / 30 29. What is the purpose of a README file in software development projects? 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 purpose of a README file is to provide essential information about the project, including its purpose, features, installation instructions, usage guidelines, contribution guidelines, and contact information, serving as a comprehensive guide for developers, users, and collaborators. d) CPU (Central Processing Unit), RAM (Random Access Memory), HDD (Hard Disk Drive), SSD (Solid State Drive). 30 / 30 30. What is Google Slides? a) A search engine developed by Google. b) A cloud-based presentation software developed by Google for creating and delivering slideshows online. c) An email service developed by Google. d) A social media platform developed by Google. 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