Computer Science Revision KS3

What does a formula start with?

• =

• +

• #

• /

What is the symbol for multiply?

• =

• *

• /

• x

What is the symbol for divide?

• =

• *

• /

• x

What are the boxes on the spreadsheet called?

• boxes

• Squares

• Cells

• Other

What direction do columns go in?

• Down

• Across

• Round

• Backwards

What two numbers are used in binary?

• 1-100

• 0 and 1

• 1-10

• 1 and 2

What does the '1' mean in binary?

• Off

• On

• In

• Out

The 1 and 0 are related to?

• Electricity

• computers

• TV

When you add a new bit heading what must you do to the previous number to make it?

• Nothing

• Double it

• Triple it

• Divide by 2

What is a trojan?

• A big horse

• Greek

• A file that is disguised as something else

• A file that moves along the wires