![]() Entity and Attribute: A class of certain objects is represented by an Entity.Elementary Items: Data Items that are unable to divide into sub-items are known as Elementary Items.For example, an employee's name can have a first, middle, and last name. Group Items: Data Items that have subordinate data items are known as Group Items. ![]() Data Items: A Single unit of value is known as Data Item.For example, the Employee's name and ID are the data related to the Employee. Data: We can define data as an elementary value or a collection of values.The following are some fundamental terminologies used whenever the data structures are involved: Selecting the suitable data structure for a program is an extremely challenging task for a programmer. Basic Terminologies related to Data Structuresĭata Structures are the building blocks of any software or program. It plays a crucial role in improving the performance of a program or software, as the main objective of the software is to store and retrieve the user's data as fast as possible. Data Structures are widely used in almost every aspect of Computer Science, i.e., Compiler Design, Operating Systems, Graphics, Artificial Intelligence, and many more.ĭata Structures are the main part of many Computer Science Algorithms as they allow the programmers to manage the data in an effective way. Some examples of Data Structures are Arrays, Linked Lists, Stack, Queue, Trees, etc. ![]()
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