ITM 100 Lecture Notes - Lecture 6: Sentiment Analysis, Data Element, Relational Model

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 100
• Professor: Bob Hudyma

Document Summary

Analytic platform preconfigured hardware-software system that is specifically designed for high-speed analysis of large dataset. Attribute a piece of information describing a particular entity. Big data datasets with volumes so huge that they are beyond the ability of typical relational dbms to capture, store, and analyze. Bit a binary digit representing the smallest unit of data in a computer system. It can only have one of the two states, representing 0 or 1. Byte a string of bits, usually eight used to store one number or character in a computer system. Data administration a special organizational function for managing the organization"s data resources, concerned with information policy, data planning, maintenance of data dictionaries, and data quality standards. Data cleansing activities for detecting and correcting data in a database or file that are incorrect, incomplete, improperly formatted, or redundant. Data definition dbms capability that specifies the structure and content of the database.