Witu Ltd., a motor vehicle spare parts dealer, has its head office in Nairobi. The company has eight branches in Kenya, two in Uganda and...

      

Witu Ltd., a motor vehicle spare parts dealer, has its head office in Nairobi. The company has eight branches in Kenya, two in Uganda and one in Rwanda. To enable the branches share data and other resources, the company has a large database that is replicated in the computers located in the branches. These computers are interconnected through data communication networks. The database is centrally administered from Nairobi but the branches have flexibility and may customize the database to meet their needs.

(i)State and briefly explain advantages and disadvantages of the database used by
Witu Ltd.
(ii)Explain the business reasons that may have encouraged Witu Ltd. to use this
database.

  

Answers


gregory
(i)
Advantages
- Scalability
- Support large client population
- Most flexible of the database
- Optimizes resource utilization
- More secure – Enables identification and monitoring of real users
Disadvantages
- Complex and difficult to comprehend, modify or reconstruct in case of failure.
- Costly – initial costs and maintaining costs.

(ii)
- Secure transactions
- Multiple access by customers
- Communication purposes
- For backing up reasons
- Resource sharing
gregorymasila answered the question on November 27, 2017 at 11:15


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