ADM 1370 Lecture Notes - Lecture 8: Workflow, Disaster Recovery, Apache Hadoop

• School: University of Ottawa
• Department: Administration
• Course: ADM 1370
• Professor: Umar Ruhi

Document Summary

Raw facts that describe the characteristics of an event. Many sources of data: detailed data from pos terminals, transactional data (banks, mobile services, , filtered data from crm, supply chain, and enterprise resource planning applications. Clickstream data from web and e-commerce applications. Data has become central and even vital to organizations. Organizations need to manage their data assets very carefully to make sure that the data are easily accessed by managers and employees across the organization. Data is created and used offline without going through quality control checks. Data may be redundant and out-of-date, creating a huge maintenance problem. Is a structures approach for capturing, storing, processing, integrating, distributing, securing, and archiving data effectively throughout their life cycle. Host and integrate networks, computer systems, and storage devices. High reliability and availability (redundant power supplies, redundant hardware, etc. ) Collections of data sets or records stored in a systematic way.