DATABASE FUNDAMENTALS
BASICS OF BIG DATA
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Emails
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post
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Text & Images
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Relational Table
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Detailed explanation-1: -Unstructured data is digitized information that is available in a non-formalized structure. It is not relational and is not organized in a uniform, pre-defined traditional row-column database. Unstructured data is not readable by machines. Often it is represented by digital natural language text, audio, or video.
Detailed explanation-2: -One of the most common types of unstructured data is text. Unstructured text is generated and collected in a wide range of forms, including Word documents, email messages, PowerPoint presentations, survey responses, transcripts of call center interactions and posts from blogs and social media sites.
Detailed explanation-3: -Unstructured simply means that it is datasets (typical large collections of files) that aren’t stored in a structured database format. Unstructured data has an internal structure, but it’s not predefined through data models. It might be human generated, or machine generated in a textual or a non-textual format.
Detailed explanation-4: -There is a wide array of forms that make up unstructured data such as email, text files, social media posts, video, images, audio, sensor data, and so on.
Detailed explanation-5: -In fact, a majority of data (80% to 90%, according to multiple analyst estimates) is unstructured information like text, video, audio, web server logs, social media, and more.