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PROPOSAL ICT200  KAMELIA COSMETICS (DRAFT)

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​Task:​

Install DB2 (Express C Edition) in your workstation.

​Action / Activity:​

1. Follow the installation steps.

2. Run installation.

3. Send a video to prove that you manage to install the DB2 (duration of video must less than 1 minute)

4. Keep/Update your Week1 Task(Lab) in your E-Portfolio.

Date of submission = 24/10/2021.

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​1) Explain why database design is important.
2) What are the problems exist with the file system data management? Discuss (TWO) of them.

ANSWER:
1) Database design is important in guarantee consistent data, elimination of data redundancy, efficient execution of queries and high performance application.

2) a) Data redundancy
- duplicate data in multiple files, leading to data inconsistency, different values used for the same attribute

b) Poor data security
- Having multiple copies of data increases the chances for a copy of the data to be susceptible to unauthorized access

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Ex2-Retrieving Data From Multiple Tables.docx

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COOGLE : MIND MAP

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CHAPTER 3: THE RELATIONAL DATABASE MODEL (Part 1)

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TOPIC 3 THE RELATIONAL DATABASE MODEL.pdf

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5 - Retrieving Data from Multiple Tables.pdf

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Crow's foot

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NORMALIZATION ASSIGNMENT 1 ANSWER GROUP 5

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NORMALIZATION ASSIGNMENT 1 ANSWER GROUP 5

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NORMALIZATION ASSIGNMENT 2 ANSWER GROUP 5

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NORMALIZATION ASSIGNMENT 2 ANSWER GROUP 5

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Group Project