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Computer Chapter 4 : Topic 3.10
Types of Big Data
1 / 15
A company stores customer names, phone numbers, and account balances in tables with predefined rows and columns. Which type of big data is represented?
Reasoning: Structured data is organized in a fixed format, usually in tables with rows and columns.
2 / 15
A social media platform stores photos, videos, and audio recordings uploaded by users every day. Which type of big data do these files primarily represent?
Reasoning: Images, videos, and audio files do not follow a predefined structure and are considered unstructured data.
3 / 15
A business exchanges information using XML files that contain tags describing the contents of the data. Which type of big data is this?
Reasoning: XML files contain organizational tags but do not follow a strict table structure, making them semi-structured.
4 / 15
Which of the following examples best represents structured data used in a business database system?
Reasoning: Structured data is stored in predefined formats such as database tables.
5 / 15
A company analyzes thousands of customer emails containing different writing styles, lengths, and formats. These emails are generally classified as which type of big data?
Reasoning: Emails often lack a fixed structure and are considered unstructured data.
6 / 15
What is the main difference between structured data and unstructured data in a big data environment?
Reasoning: The key distinction is the presence or absence of a predefined organizational structure.
7 / 15
A JSON file contains customer information organized using key-value pairs rather than traditional database tables. Which type of data is represented?
Reasoning: JSON contains organizational elements but does not have a rigid tabular structure.
8 / 15
Which type of big data is generally the easiest to search, sort, and analyze using traditional database systems?
Reasoning: Structured data is highly organized and works efficiently with database systems.
9 / 15
A company stores surveillance camera recordings for security purposes. These recordings are examples of which type of big data?
Reasoning: Video recordings do not fit into predefined database tables and are unstructured.
10 / 15
Which of the following datasets would most likely be classified as semi-structured rather than fully structured or unstructured?
Reasoning: XML uses tags to organize data, making it semi-structured.
11 / 15
A business collects transaction records, customer reviews, and product images. Which statement correctly identifies the types of data involved?
Reasoning: Transaction records are usually stored in tables, while reviews and images are generally unstructured.
12 / 15
Why are semi-structured data formats such as XML and JSON important in big data systems?
Reasoning: Semi-structured formats balance flexibility and organization.
13 / 15
Which option correctly matches a data type with an appropriate example?
Reasoning: Customer database tables follow a predefined structure and are structured data.
14 / 15
A big data scientist receives information in the form of videos, audio clips, images, and social media posts. What type of data will require the most specialized analysis techniques?
Reasoning: Unstructured data lacks a fixed format and often requires advanced analytical methods.
15 / 15
Which statement best summarizes the three main types of big data?
Reasoning: The three categories are distinguished by the degree of organization and structure present in the data.
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