Programming So Far

Best definition for decomposition

• When something rots

• Writing music

• Breaking a problem into smaller parts

• Breaking a computer into smaller parts

What are functional requirements

• How a function works

• What the solution needs to do for it to work

• The ways the solution will work for the user

• What the user wants to happen

What are non-functional requirements

• How a function works

• What the solution needs to do for it to work

• The ways the solution will work for the user

• What the user wants to happen

Some functional requirement PacMan game are...

• Colours, font size, cross platform

• Adjust sound, happy music

• Move player up/down/left/right with arrows keys

• Change position if killed by ghost

Some non-functional requirement PacMan game are...

• Colours, font size, cross platform

• Adjust sound, happy music

• Move player up/down/left/right with arrows keys

• Change position if killed by ghost

An algorithm can be described as

• A computer program

• A function in a program

• A set of instructions to perform a task

• Something we do in maths

The difference between a program and an algorithm

• No difference, they are the same

• Algorithm is a flow chart, a program is text

• Algorithm is the thinking behind the program, the program is the instructions for the computer.

• Program is the thinking behind the algorithm, the algorithm is the instructions for the computer.

Psuedo-code is

• The computer program

• Fake program

• Fake algorithm

• English like instructions that resemble a programming language

A variable is

• An unknown value

• A placeholder or container to store a value

• Something that changes

• A known value

What data-type is a simple whole number

• An integer

• A floating point

• A Boolean

• A String