Year 9 COMP1 - Home Learning 3

We use a denary number system. What base system is denary?

• 8

• 16

• 2

• 10

Computer use a binary number system. What base system is binary?

• 2

• 10

• 8

• 16

How many bits are there in a nibble?

• 16

• 8

• 4

• 32

How many bits are there in a byte?

• 4

• 8

• 16

• 32

How many bytes does each character in ASCII take up?

• 1

• 2

• 3

• 8

ASCII only helps store the English language. What is the name of the other character set use for not English text?

• UTF 8

• Extended ASCII

• Unicode

• Unibond

Two purpose of the CPU are Fetch and Execute. What is the third purpose?

• Encode

• Explode

• Terminate

• Decode

Which of these is factor that affects the processor?

• Clock Speed

• Size of the CPU

• How much heat it gives off

• Word length of an instruction

Which of these is a factor that affects the speed of the CPU?

• Cash Price

• Cash Point

• Cache Size

• Heap Size

Each bitmap image is made up of lots of .......?

• Pixels

• Squares

• Rectangle

• Pixies