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 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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2. What is the role of data visualization in data analytics?

a) Data visualization involves representing data visually through charts, graphs, and dashboards to facilitate understanding, interpretation, and communication of insights.

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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3. Which technology overlays digital content onto the real-world environment in Augmented Reality (AR)?

a) Augmented Reality (AR) overlays digital content onto the real-world environment using technologies such as smartphones, tablets, AR glasses, and head-up displays (HUDs).

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 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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5. What is a computer network?

a) A group of interconnected computers that share resources and information.

b) A single computer system with multiple processing units.

c) A software application used for communication between computers.

d) A physical device used to connect computers to the internet.

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6. What is the purpose of a Change Log or Release Notes in software development?

a) The purpose of a Change Log or Release Notes is to document the changes, enhancements, bug fixes, and new features introduced in each version or release of the software, providing users, developers, and stakeholders with an overview of the changes and improvements made over time.

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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7. What is Augmented Reality (AR)?

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

b) Sorting algorithms, searching algorithms, graph algorithms.

c) Augmented Reality (AR) is a technology that overlays digital content and information onto the real-world environment, enhancing the user's perception and interaction with their surroundings.

d) The study of computer algorithms and data structures.

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8. Which type of memory is used to temporarily store frequently accessed data and instructions to speed up the performance of the CPU?

a) RAM

b) ROM

c) Cache Memory

d) Virtual Memory

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9. 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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10. What are some common algorithms used in supervised 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) Common algorithms used in supervised learning include linear regression, logistic regression, decision trees, random forests, support vector machines (SVM), and neural networks.

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11. 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.

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12. What is a projector?

a) A device used for capturing images and videos of scenes or individuals.

b) A device used for scanning printed text and converting it into digital format.

c) A device used for displaying visual content, such as images and videos, on a large screen or surface.

d) A device used for controlling video games and simulations.

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13. 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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14. Which programming language is known for its high-performance computing capabilities in machine learning?

a) Julia is known for its high-performance computing capabilities in machine learning, making it suitable for computationally intensive tasks and large-scale datasets.

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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15. What is a trademark?

a) The exclusive right granted to the creator of an original work to reproduce, distribute, and display the work.

b) The legal protection of a product's unique design, name, or symbol that distinguishes it from others.

c) The exclusive right granted to inventors to prevent others from making, using, or selling their invention.

d) The protection of confidential information or proprietary knowledge that provides a competitive advantage.

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

a) Router

b) Switch

c) Modem

d) Hub

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18. What are some common uses of scanners?

a) Digitizing documents, photos, artwork, and other printed materials.

b) Recording audio, editing videos, creating graphics.

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

d) Video conferencing, live streaming, online gaming.

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19. Which type of network is suitable for connecting branch offices of a multinational corporation located in different countries?

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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20. What are some ethical considerations in the development of artificial intelligence (AI) systems?

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) Some ethical considerations in the development of artificial intelligence (AI) systems include transparency and explainability, fairness and bias mitigation, accountability and responsibility, privacy and data protection, and societal impact and human welfare.

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

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21. What is a firewall?

a) A physical barrier around a computer system.

b) A software or hardware-based security system that monitors and controls incoming and outgoing network traffic.

c) A type of malware.

d) A cryptographic algorithm used for data encryption.

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22. 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.

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23. Which type of memory is used by the operating system to create an illusion of a larger main memory by transferring data between RAM and the hard disk?

a) RAM

b) ROM

c) Cache Memory

d) Virtual Memory

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24. What is asymmetric encryption?

a) An encryption method that uses different keys for encryption and decryption.

b) An encryption method that uses the same key for both encryption and decryption.

c) A type of encryption algorithm.

d) A security mechanism used to protect against unauthorized access to computer systems.

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25. What is the Internet?

a) A global network of interconnected computers and devices.

b) A software application used for communication between computers.

c) A physical device used to connect computers to the internet.

d) A type of network topology.

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26. What are some challenges of blockchain technology?

a) Scalability, interoperability, regulatory uncertainty, energy consumption, privacy concerns.

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 is feature engineering in machine learning?

a) Feature engineering is the process of selecting, transforming, or creating new features from raw data to improve the performance of machine learning models.

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. What is the main objective of the Implementation phase in the Software Development Life Cycle (SDLC)?

a) The main objective of the Implementation phase is to translate the design specifications into executable code, following coding standards, best practices, and guidelines, to build 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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29. 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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30. Which type of memory is non-volatile and stores firmware and essential system instructions that are not intended to be modified?

a) RAM

b) ROM

c) Cache Memory

d) Virtual Memory

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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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