You are designing a database table for a client.
You have the following requirements:
Maintain a comprehensive list of colors and their corresponding RGB values and hexadecimal values.
Prevent the addition of duplicate colors based on the hexadecimal value for the color.
You need to recommend a design for the table.
Which two actions should the client perform after the table is created? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.