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Questions and Answers
What is the main problem caused by data redundancy in an organization with multiple files for the same subject?
Which type of database supports only one user at a time?
What is the key benefit of a multi-user database?
Which type of database supports a small group of users or a single department?
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What is the primary need for implementing a database system in an organization?
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Study Notes
Data Redundancy and Database Types
- Data redundancy in an organization with multiple files for the same subject leads to inconsistency and inaccuracy of data, making it difficult to maintain and update.
Database Types
- Single-user database: supports only one user at a time.
- Multi-user database: allows concurrent access and ** sharing of data** among multiple users, improving collaboration and productivity.
Departmental Database
- Departmental database: supports a small group of users or a single department, meeting the specific needs of that department.
Need for Database System
- The primary need for implementing a database system in an organization is to efficiently manage and share data, ensuring data consistency and accuracy.
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Description
This quiz covers the course contents and assessment components related to Introduction to Databases, including data models, SQL, normalization, and concurrency control. It also provides an overview of the assessment structure, including the final exam, midterm, lab, and project/oral components.
