10 Design and Apps Revision

What is a function?

• A mathematically formula

• A library of code imported into a program

• A set of tasks that have been given a name that can be called in parts of a program

What 2 steps are need to make a function work in a program

• 1. 1: Memory needs be to cleared

  2. 2: Function needs to be defined

• 1. Function needs to be imported

  2. 2. Function needs to be defined

• 1. 1. Function needs to be defined

  2. 2. Function needs to be called

Select the correct way to call a function

• Function addNums(call)

• addNums(1,3)

• def addNums(x,y):
  sum = x + y
  return sum

• addNum

It is possible to pass values to a function

• True

• False

Functions can return a value

• Maybe

• True

• False

Best definition of Functional Requirements

• Functions requiring calculations

• What the user requires to do

• What the system must be able to do

Non-Functional Requirements

• A list of things the system has to do

• A list of things the user has to do

• Things the user or client would like

• Non-important functions

What is a constraint

• Boundaries of the desired solution

• Something that limits your ability to create the best solution

• Using natural resources responsibly

What is sustainability?

• Boundaries of solution

• Factors that limit your ability to create the best solution

• Using natural resources responsibly

When creating an app visual designs are created

• Before the requirements are worked out to get an idea of what to program

• After programming to create a GUI and work out what it will do

• After requirements to workout how the app will look and perform

• It doesn't really matter when visual designs are created