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Metadata is data about data, providing descriptive information about the characteristics or context of a primary data object. In the case of a PDF file, metadata includes attributes such as file size, author, creation and modification dates, and file format. These details help in managing, organizing, and retrieving the file efficiently. Metadata is critical in data management systems for indexing and searching files, ensuring effective data governance and usability. For instance, knowing the author and creation date of a file enables users to verify its credibility and relevance for specific tasks. Why Other Options Are Incorrect: • A: The actual content of a PDF is primary data, not metadata. • C: A summary is processed or secondary data, not metadata. • D: Employee performance metrics in a database are primary data, whereas metadata would describe the table structure, columns, or relationships. • E: A text message is raw data; metadata would describe its sender, recipient, timestamp, etc.
Anaerobic respiration is called as
What is the major symptom of damage caused by the Whitefly, Bemisia tabaci, on its host plants?
Seeds are formed but the embryos develop without fertilization in
The groundwater table is measured by:
A plant with somatic chromosome number of 2n + 3 (AA BB CCCCC) is known as:
By product after cream separation process is
Which anti-transpiration technique employs chemicals like PMA and atrazine to reduce photosynthesis, limiting their application due to potential constra...
Pineapple disease is associated with which crop?
Ooze test is used for the detection of ___
Alkalization also called: