What is Data structure 1. Data is the carrier of information Data is a set of numbers. characters and other symbo oIs that can be used to describe the objective hings These symbols can be input into computers identified and processed by the computer program
What is Data Structure 1. Data is the carrier of information. Data is a set of numbers , characters,and other symbols • that can be used to describe the objective things. • These symbols can be input into computers , identified and processed by the computer program
What is Data structure Data can divided into two classes numerical data: int, float, complex I non-numerical data: character, string graph, voice
What is Data Structure Data can divided into two classes: numerical data: int, float, complex,…… non-numerical data: character, string, graph, voice…
What is Data Structure 2 Data structure a data structure is a data object together with the le relationships among the data members that compose the object Data StructureD,RI D is a data object R is a limited set of relationships of all the data members in d
What is Data Structure ２. Data structure A data structure is a data object together with the relationships among the data members that compose the object Data_Structure={D,R} Ｄ is a data object， R is a limited set of relationships of all the data members in D
What is Data Structure Linear structure Data structure Non-linear stucture
What is Data Structure Linear structure Data structure Non-linear stucture
adt and oo 1. Data type Definition: is a set of values together with a operation set that operate on these values Example Int type value set: i 2,-1,0,1,2,} operation set: +, ,,/,%,.)
ADT and OO 1. Data type Definition: is a set of values together with a operation set that operate on these values. Example: int type value set: {……,-2,-1,0,1,2,……} operation set: {+, -, *, /, %, …}