Question

Please draw a UI (user interface) diagram

Basic package: 6 window sensor, 3 door sensor, 1 motion sensor, 1 glass sensor

Basic Plus: 10 window sensor, 4 doors sensor, 2 motion sensor, 2 glass sensor

Elite: 15- window sensor, 6 doors sensor, 3 glass sensor

All packages will also include an alarm system devices of a give package are with the alarm system. Customers have the option to disable a device. Customers can also armed or disarm the system. Customers would need to setup a 4 digit pin during initial setup. They will use the pin to configure the alarm system: Set a pin/code, enable/disable a device, arm the system, disarm the system. Each alarm system will maintain an alert history. Any time a device is triggered, an entry will be added to this history. On alert if the system is armed, this will

Answer 1

The given scenario has limited details only So on assumption the entities and attributes were identified to style the ERD which also complies with normalization rules in 3NF

The entities are

Package Type

• Customer

• Customer Configuration

• Alarm History

Relationships

• A customer can avail anybody of the packages Each customer will have a 4 digit pin

• The initial found out uses a 4 digit pin by which the system is configured with various

parameters that customer entity and customer configuration entity are related as

one to at least one and one to several relationships of cardinalities.

• One alarm will have one to several alarm histories.

**Fell free to ask any queries in the comment section. I am happy to help you. if you like our work, please give Thumbs up**