Record: Record can be defined as the collection of various data items, for example, if we talk about the student entity, then its name, address, course and marks can be grouped together to form the record for the student.įile: A File is a collection of various records of one type of entity, for example, if there are 60 employees in the class, then there will be 20 records in the related file where each record contains the data about each employee.Īttribute and Entity: An entity represents the class of certain objects. Group Items: Data items which have subordinate data items are called Group item, for example, name of a student can have first name and the last name. Following terminology is used as far as data structures are concerned.ĭata: Data can be defined as an elementary value or the collection of values, for example, student's name and its id are the data about the student.
Choosing the appropriate data structure for a program is the most difficult task for a programmer. Basic Terminologyĭata structures are the building blocks of any program or the software.
#Basic data structures tutorial software
It plays a vital role in enhancing the performance of a software or a program as the main function of the software is to store and retrieve the user's data as fast as possible. Operating System, Compiler Design, Artifical intelligence, Graphics and many more.ĭata Structures are the main part of many computer science algorithms as they enable the programmers to handle the data in an efficient way. Data Structures are widely used in almost every aspect of Computer Science i.e. Some examples of Data Structures are arrays, Linked List, Stack, Queue, etc. Data Structure can be defined as the group of data elements which provides an efficient way of storing and organising data in the computer so that it can be used efficiently.
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