IS 312 Lecture Notes - Lecture 8: Exabyte, Cardinality, Unstructured Data

• School: CSUN
• Department: Accounting and Information Systems
• Course: IS 312
• Professor: Christopher G Jones

Document Summary

Re-typed powerpoints chapter 3: data and knowledge management . Discuss ways that common challenges in managing data can be addressed using data governance. Discuss the advantages and disadvantages of relational databases. Define big data, and discuss its basic characteristics. Recognize the necessary environment to successfully implement and maintain data warehouses. Describe the benefits and challenges of implementing knowledge management systems in organizations. Difficulties of managing data: the amount of data increases exponentially over time, data are scattered throughout organizations, data are generated from multiple sources. Data governance: an approach to managing information across an entire organization involving a formal set of unambiguous rules for creating, collecting, handling, and protecting its information, master data management. Store, maintain, exchange and synchronize master data. Master data is consistent, accurate and timely. Video: what is master data management: v=h3lamd_k1vi&list=pl8frffkyp6h5ojurljn3itwemq2rxtqul&index=34 https://www. youtube. com/watch: master data. A set of core data that span the enterprise information systems. Includes customer, product, employee, vendor, geographical location, etc.