Revision

Revision

1. spreadsheets

   • CELL REFERENCES
     • is a small total between two numbers
   • IF statement
     • is if you can or can't afford something
   • MIN and MAX
     • is when you find the biggest and smallest total
   • average
     • is when you add all of the totals together to find one big total
   • total cost
     • is the full total of all of your smaller totals
   • colour codeing
     • is when you change the colour of something to make it stand out

2. scratch

   • the sprite
     • this is the character that you play as or play against
   • forever statement
     • whatever you put inside this peice of code will continue through out the game until you pause or stop the game.
   • if statement
     • this peice of code that will only do something IF the code selected happens
   • wait () seconds
     • this will make the spite pause when the code selected happens
   • variables
     • In programming, a variable is a placeholder for some value, much like x and y are popular variables in algebra. In Scratch, variables are represented with blocks shaped like elongated circles, uniquely labeled by you.
   • conditions
     • In programming, a condition is something that must be true in order for something to happen

3. devises

   • prossesing
     • There is a processing device inside all computers called the Central Processing Unit
   • output
     • for exhample a printer
   • storage
     • There are two types of storage devices used with computers: a primary storage device, such as RAM, and a secondary storage device, like a hard drive.
   • input
     • for exhample a mouse for your computer

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