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. 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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2. 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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3. Which type of network is typically managed and maintained by a single organization or entity for internal use?

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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4. 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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5. What is the role of sensors in IoT?

a) Sensors are devices that collect data from the environment or from other devices and transmit it to IoT systems for processing and analysis.

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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6. What are the primary functions of cache memory in the memory hierarchy?

a) To provide temporary storage for data and instructions that are currently being processed by the CPU.

b) To store frequently accessed data and instructions to speed up processing.

c) To provide long-term storage for data and instructions.

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

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7. What are the primary functions of the Control Unit (CU)?

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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8. What are the core values of Agile Development Methodology, as outlined in the Agile Manifesto?

a) The core values of Agile Development Methodology, as outlined in the Agile Manifesto, include individuals and interactions over processes and tools, working software over comprehensive documentation, customer collaboration over contract negotiation, and responding to change over following a plan.

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. What is the difference between descriptive and inferential statistics in data analytics?

a) Descriptive statistics involve summarizing and describing the characteristics of a dataset, while inferential statistics involve making predictions or inferences about a population based on sample data.

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 are input devices?

a) Devices used for outputting data from a computer system.

b) Devices used for connecting to a network.

c) Devices used for entering data and commands into a computer system.

d) Devices used for storing data externally.

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11. 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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12. 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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13. What is iteration 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.

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14. 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).

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15. How many gigabytes are in a terabyte (TB)?

a) 1000

b) 1024

c) 2048

d) 4096

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16. What are the advantages of using Python for machine learning?

a) The advantages of using Python for machine learning include simplicity, readability, extensive libraries, community support, and integration with other technologies.

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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17. 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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18. What are output devices?

a) Devices used for storing data externally.

b) Devices used for connecting to a network.

c) Devices used for displaying or presenting data or information generated by a computer system.

d) Devices used for entering data and commands into a computer system.

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19. What is memory hierarchy in computer architecture?

a) The physical design and layout of computer memory components.

b) The process of executing instructions in a program.

c) The organization of computer memory into different levels based on access speed, capacity, and cost.

d) The software used for managing computer hardware.

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20. Which type of memory is typically faster than secondary storage but slower than cache memory and main memory?

a) RAM

b) ROM

c) Cache Memory

d) Virtual Memory

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21. What is predictive analytics 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) Predictive analytics involves forecasting future trends, outcomes, or behaviors based on historical data and statistical modeling techniques.

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22. What are the primary functions of registers in the memory hierarchy?

a) To provide temporary storage for data and instructions that are currently being processed by the CPU.

b) To store frequently accessed data and instructions to speed up processing.

c) To provide long-term storage for data and instructions.

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

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23. 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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24. What are some ethical considerations in computing?

a) Privacy, security, intellectual property rights, accessibility.

b) Processor speed, memory capacity, storage capacity, network bandwidth.

c) Operating system compatibility, software licensing, hardware maintenance.

d) User interface design, graphic design, multimedia integration, web development.

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25. What are some features of Google Slides?

a) Real-time collaboration, automatic saving, and version history.

b) Video editing and graphic design tools.

c) Web browsing and email functionality.

d) Gaming and entertainment features.

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26. 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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27. 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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28. What is a hyperlink?

a) A type of network topology.

b) A clickable element on a web page that redirects to another web page or resource.

c) A protocol used for sending emails.

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

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29. What is a web page?

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

b) A single document displayed in a web browser.

c) A software application used for communication between computers.

d) A collection of interconnected websites.

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30. What are neural networks?

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) A type of machine learning algorithm inspired by the structure and function of the human brain, consisting of interconnected nodes (neurons) organized in layers.

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