Data And Databases Trivia Quiz!

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| By Emmy Wolf
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Emmy Wolf
Community Contributor
Quizzes Created: 1 | Total Attempts: 347
Questions: 15 | Attempts: 347

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Database Quizzes & Trivia

Questions and Answers
  • 1. 

    Organizations generally use a software system to help them create databases, change a database’s structure, perform data analysis, and manage their data. This category of software application is called______

    • A.

      Enterprise database system.

    • B.

      Spreadsheet.

    • C.

      Database Management Systems (DBMS).

    • D.

      Microsoft Access

    • E.

      Structured Query Language (SQL).

    Correct Answer
    C. Database Management Systems (DBMS).
    Explanation
    DBMS packages generally provide an interface to view and change the design of the database, create queries, and develop reports. 

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  • 2. 

    The term ________ refers to data used to describe other data, such as the length of a movie in a streaming video service program.

    Correct Answer
    Metadata
    Explanation
    Metadata refers to data used to describe other data. In the context of the given question, metadata can be used to provide information about the length of a movie in a streaming video service program. It helps in organizing, categorizing, and managing data by providing additional details and context.

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  • 3. 

    Which of the following statements are correct about knowledge management? 

    • A.

      All companies accumulate knowledge over the course of their existence.

    • B.

      Knowledge can be an important organizational resource.

    • C.

      Unlike information, knowledge cannot be stored.

    • D.

      Only information, and not knowledge, can be stored in the heads of an organization’s employees.

    • E.

      Organizational knowledge is always written down or saved.

    • F.

      Knowledge is the same as data.

    • G.

      Knowledge management is the process of formalizing capture, indexing, and storing knowledge to benefit from organizational experiences and insights.

    Correct Answer(s)
    A. All companies accumulate knowledge over the course of their existence.
    B. Knowledge can be an important organizational resource.
    G. Knowledge management is the process of formalizing capture, indexing, and storing knowledge to benefit from organizational experiences and insights.
    Explanation
    All companies accumulate knowledge over the course of their existence. Knowledge can be an important organizational resource. Knowledge management is the process of formalizing capture, indexing, and storing knowledge to benefit from organizational experiences and insights. This means that knowledge is not the same as data and can be stored and utilized by organizations. It is not necessary for organizational knowledge to always be written down or saved, as it can also exist in the minds of employees.

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  • 4. 

    Organizations generally use a software system to help them create databases, change a database’s structure, perform data analysis, and manage their data. This category of software applications is called a(n):

    • A.

      Enterprise Database System

    • B.

      Spreadsheet

    • C.

      Structured Query Language (SQL)

    • D.

      Database Management Systems (DBMS)

    • E.

      Microsoft Access

    Correct Answer
    D. Database Management Systems (DBMS)
    Explanation
    Organizations use software systems to assist them in various tasks related to databases, such as creating databases, modifying their structure, analyzing data, and managing data. The category of software applications that fulfills these functions is known as Database Management Systems (DBMS).

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  • 5. 

    The most popular form of database today is the ________ database, in which categories of data are connected by attributes they have in common.

    Correct Answer
    relational
    Explanation
    The most popular form of database today is the relational database, in which categories of data are connected by attributes they have in common. In a relational database, data is organized into tables with rows and columns, and relationships between tables are established through common attributes. This allows for efficient storage, retrieval, and manipulation of data, making relational databases widely used in various industries and applications.

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  • 6. 

    Which of the following statements best describes why organizations develop and use data warehouses?

    • A.

      Data warehouses enable line workers to view data in a decentralized manner.

    • B.

      Direct analysis of data needed for day-to-day operations is a good idea.

    • C.

      Data warehouses provide a centralized view of all data collected across an enterprise.

    • D.

      Data warehouses are useful for time-invariant data.

    • E.

      Although data warehouses do not provide tools for data analysis and manipulation, inexpensive third-party add-ons exist to perform those functions.

    • F.

      Data warehouses do not require a company to worry about data consistency.

    Correct Answer
    C. Data warehouses provide a centralized view of all data collected across an enterprise.
    Explanation
    Data warehouses are developed and used by organizations to provide a centralized view of all data collected across an enterprise. This allows for easier access and analysis of data from various sources within the organization. By consolidating data into a single repository, organizations can gain a comprehensive understanding of their operations and make informed decisions based on the insights derived from the data. This centralized view also helps in maintaining data consistency and integrity, ensuring that the information is reliable and accurate.

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  • 7. 

    ________ is the process of analyzing data to find previously unknown trends, patterns, and associations in order to make decisions.

    Correct Answer
    Data mining
    Explanation
    Data mining is the correct answer because it refers to the process of analyzing large sets of data to discover patterns, relationships, and trends that were previously unknown. By using various statistical and mathematical techniques, data mining helps in extracting valuable insights and making informed decisions based on the patterns and associations found in the data. It is a crucial tool in various fields, including business, finance, healthcare, and marketing, as it allows organizations to gain a deeper understanding of their data and use it to their advantage.

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  • 8. 

    Which stage of the data mining life cycle is focused on understanding the issue and domain environment at hand?

    • A.

      Exploring the database

    • B.

      Preparation of creating a data mining mode

    • C.

      Creating the database

    • D.

      Problem definition

    Correct Answer
    D. Problem definition
    Explanation
    The stage of the data mining life cycle that is focused on understanding the issue and domain environment at hand is problem definition. This stage involves identifying the problem or objective that needs to be addressed through data mining, as well as understanding the context and requirements of the problem. It includes gathering information, conducting interviews, and analyzing the current situation to gain a clear understanding of the problem and its scope. This stage sets the foundation for the rest of the data mining process.

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  • 9. 

    The properties of an acid relational database are atomic, isolated, durable, and ____

    • A.

      Congruent

    • B.

      Converted

    • C.

      Consistent

    • D.

      Correlated

    Correct Answer
    C. Consistent
    Explanation
    In the context of an acid relational database, the term "consistent" refers to the property of maintaining the database in a valid state at all times. This means that any changes made to the database must adhere to predefined rules and constraints, ensuring that the data remains accurate and reliable. Consistency is crucial for maintaining data integrity and preventing any inconsistencies or conflicts that could arise from concurrent transactions or system failures.

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  • 10. 

    Knowledge management is the process of formalizing the capturing, indexing, and ______ of a company's knowledge.

    • A.

      Storing

    • B.

      Distributing

    • C.

      Editing

    • D.

      Securing

    Correct Answer
    A. Storing
    Explanation
    Knowledge management is the process of formalizing the capturing, indexing, and storing of a company's knowledge. Storing refers to the act of keeping or saving information in a structured manner, making it easily accessible for future use. In the context of knowledge management, storing involves creating repositories or databases where knowledge assets such as documents, files, and data can be stored and organized. This allows employees to retrieve and utilize the company's knowledge effectively, promoting collaboration and innovation within the organization.

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  • 11. 

    The open-source MySQL is an enterprise database.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    MySQL is indeed an enterprise database. It is an open-source relational database management system (RDBMS) that is widely used in enterprise environments for storing, managing, and retrieving large amounts of data. It offers various features and capabilities that make it suitable for enterprise-level applications, such as scalability, high performance, security, and support for multiple platforms. Additionally, MySQL is backed by a large and active community of developers and has a strong ecosystem of tools and resources, further solidifying its status as an enterprise database.

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  • 12. 

    SQL is a language that can't be used to work with a relational database.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    SQL is a language specifically designed for working with relational databases. It allows users to create, manipulate, and retrieve data from a database using various commands and statements. Therefore, the statement that SQL cannot be used to work with a relational database is incorrect.

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  • 13. 

    Big data refers to such massively large data sets that conventional database tools do not have the processing power to analyze them.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    Big data refers to extremely large and complex data sets that cannot be easily processed or analyzed using traditional database tools. These data sets are typically too large to be handled by conventional processing systems, requiring specialized tools and technologies to store, manage, and analyze them. Therefore, the statement that conventional database tools do not have the processing power to analyze big data is true.

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  • 14. 

    In which approach reduces duplication of data between tables and gives the table as much flexibility as possible.

    • A.

      Dimensional

    • B.

      Inmon

    • C.

      Operational

    • D.

      Normalization

    • E.

      Formalization

    Correct Answer
    D. Normalization
    Explanation
    Normalization is an approach that reduces duplication of data between tables and gives the table as much flexibility as possible. It involves organizing data into separate tables based on their functional dependencies, thereby minimizing redundancy and improving data integrity. By breaking down data into smaller, more manageable tables, normalization allows for efficient data storage, retrieval, and updates. This approach ensures that each table represents a single entity or relationship, resulting in a more efficient and flexible database design.

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Dec 27, 2019
    Quiz Created by
    Emmy Wolf

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