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Binary homework

Authored by O Hawkridge

Computers

7th Grade

Used 1+ times

Binary homework
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

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

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do computers use the binary number system?

A CPU has 2 transistors

To represent the 2 different states of transistors (on and off)

To allow the CPU to be in one of 2 states

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How would you write the number two in binary?

1001

0001

0000

0010

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What is the binary representation of 17?

0001 0010

0001 0001

0000 1101

0010 0010

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Convert 128 to binary

1000 0000

0111 1110

1000 0001

1100 1100

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Convert 11111111 to decimal

255

245

235

225

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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