When an organization decides to replace a legacy system, it usually chooses a contemporary database system over
Question:
When an organization decides to replace a legacy system, it usually chooses a contemporary database system over a relational file-based system. But each type of system has its own advantages and disadvantages. Identify whether each characteristic listed below generally belongs to a file based system or to a database system.
- High cost of development.
- Generally designed to be used with a single system or application.
- Greater data privacy concerns.
- Controlled redundancy
- Suboptimal performance for shared use by multiple systems.
- Tends to be slower.
- Data formats are flexible.
- Identifying data elements is relatively quick and straightforward.
- Designed to support current requirements.
- Higher training costs.
- Records are linked to rebated records.
- Rigorous design standards.
- Optimized single application processing speed.
- Tendency towards data redundancy.
- Increased vulnerability
- Data storage is built around the hub of the information system.
- "Silo" effect.
- Scalable
Step by Step Answer:
Systems Analysis And Design Methods
ISBN: 9780073052335
7th Edition
Authors: Jeffrey Whitten, Lonnie Bentley