Year 7 Computing & ICT Assessment

What are the only two numbers you can use in binary?

• 0 and 1
• 1 and 2
• 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
• 1, 2, 4, 8, 16

Which of these are the correct place values for binary?

• 128,64,32,16,8,4,2,1

• 128, 68,34,12,6,4,2,1

• 1,0

• 0,1

If a binary number ends with a 1, it must be...

• An odd number
• An even number
• A prime number
• The number 12

How would you write the number two in binary?

• 1001
• 0001
• 0000
• 0010

How would you write the number 4 in binary code?

• 0100
• 0000
• 0001
• 0010

What is 12 in binary?

• 0010
• 1010
• 1100
• 1111

Convert 00010001 to decimal

• 17
• 27
• 37
• 47

Convert 00010001 to decimal

• 17
• 27
• 37
• 47

What is the answer to 010 + 010?

• 110
• 010
• 100
• 011

What is the answer to 1010 + 0101?

• 1011
• 1001
• 1111
• 0111