Consider the following requirements for a mobile handset device called HandyWeat

Question

Consider the following requirements for a mobile handset device called HandyWeather that displays the weather forecast for various locations around the world . (a) HandyWeather gives the weather forecast for cities around the world for a period of five days . (b) HandyWeather uses a satellite system to determine the weather in a chosen city . (c) The time to display the forecast for all five days should take no longer than 1 minute after a location has been chosen . (d) Users choose cities from a menu of options organised by continents, countries, and states . (e) HandyWeather has a five lines display showing the weather for each different day in a different line. The weather is displayed in ascending order for the days (i.e. day 1 is on the top line, day 5 is on the bottom line) . (f) HandyWeather should display accurate weather forecast . (g) The internal battery of HandyWeather can last for 2 hours. After 2 hours, HandyWeather needs to be recharged Question? Based on the list of requirements above, which ones are considered non-functional requirements? which ones are considered functional requirements? What could be considered actors of the system described above?

Explanation / Answer

Answer)

Functional Requirements : The requirements which tells what the system should do are known as functional requirements. The one which are included in functional requirements are shown below :

Non Functional Requirements : These are those requirements which tells how the system should do. The one which are included in non-functional requirements are shown below :

Actors : They are the ones which uses systems to perform certain actions. The normal app users(like the coast guards, navy officers, weather experts etc ) can be considered as the actors for the system provided.

From the given options, only "d)Users choose cities from a menu of options organised by continents, countries, and states" can be considered in the actors.

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