Examlex
Which of the following substances is homogeneous?
Data Hierarchy
Data hierarchy is a systematic organization of data, often in a hierarchical form, that starts with the smallest unit of data and aggregates up to more complex forms like databases or data warehouses.
Primary Keys
Unique identifiers used in databases to distinguish records.
Foreign Keys
A field in a database table that uniquely identifies a row in another table, establishing a link between the two.
KMSs
Knowledge Management Systems (KMSs) are systems that help in collecting, organizing, sharing, and analyzing an organization's knowledge in terms of documents, procedures, and policies.
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