Data Fundamentals Quiz Welcome to the Data Fundamentals Quiz!You're about to test your knowledge of essential data concepts, including data types, storage, analysis techniques, and more. Answer each question carefully and within the given time limit.Good luck! Let's begin! Time's up!Thanks for participating in the Data Fundamentals Quiz. Whether you got all the answers right or found some challenging, remember that every step you take deepens your understanding of data. Keep learning and exploring! Data Fundamentals Quiz This quiz focuses on basic data concepts, data types, and introductory methods for handling and analyzing data. Test your understanding of how data is stored, represented, and utilized in the modern world. Suitable for beginners or anyone looking to refresh their data knowledge. 1 / 15 Which of the following is the correct definition of a database? A collection of unorganized files A type of software for processing text documents A system for collecting and storing related data in an organized way A collection of interrelated data stored without structure 2 / 15 Which of the following tools is commonly used for data visualization? Matplotlib SQL Pandas MongoDB 3 / 15 What is the term for the process of gathering data from various sources? Data mining Data structuring Data collection Data processing 4 / 15 What is the simplest definition of data? A set of algorithms A set of rules A collection of facts Instructions for a machine 5 / 15 What is the most common format used for storing structured data? XML HTML CSV JSON 6 / 15 What is structured data? Data that does not have any specific format Data that is stored in a predefined format like rows and columns Data stored as multimedia files Data that comes only from social media 7 / 15 Which of the following best describes data processing? Transforming raw data into meaningful information Storing data in a database Sorting data for storage Collecting data from various sources 8 / 15 What is the goal of data analysis? To store data in a warehouse To visualize data only To create more data To derive insights and make informed decisions 9 / 15 What does "data privacy" refer to? Protecting data from unauthorized access or sharing Storing data securely in cloud systems Sharing data freely on the internet Making data public 10 / 15 Which of the following practices ensures data security? Disabling firewalls Encrypting sensitive data Sharing data via email without protection Storing data in plain text 11 / 15 Which of the following is an example of qualitative data? Number of students in a class Color of a car Height of a person Temperature in Celsius 12 / 15 In a relational database, data is represented in which of the following structures? Graphs Key-value pairs Tables Trees 13 / 15 Which of the following best describes "Big Data"? Data used only in social media platforms Data that is small in size but difficult to process Personal data collected from mobile devices Large sets of data that are complex and difficult to process using traditional methods 14 / 15 In machine learning, what term is used for the data that is used to train a model? Test data Metadata Training data Raw data 15 / 15 What type of data is "1234" considered? Boolean String Integer Float Your score isThe average score is 66% 0% Restart quiz
