Number System

This system of ten digits is called the decimal number system while the number system that uses only two digits is called _____.

• the hexadecimal number system

• the octal number system

• the binary number system

• the duodecimal number system

The only two digits used in the binary number system are _______.

• one and two

• zero and one

• zero and two

• two and three

Which of the following is the best definition of a bit?

• An electrical signal in a wire

• A physical signal that becomes a digital signal

• A measure of computer graphics and sound

• A single 1 or 0 in a digital signal

How many bits are in a single byte?

• 4

• 8

• 12

• 16

The binary digits 0 and 1 are each called a bit.

• True
• False

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

The following is a correct order of units of storage from lowest to highest:

• a bit, a nibble, a byte, a kilobyte, a megabyte, a gigabyte, a terabyte
• a bit, a byte, a nibble, a kilobyte, a megabyte, a gigabyte, a terabyte
• a bit, a nibble, a byte, a megabyte, a kilobyte, a gigabyte, a terabyte
• a byte, a bit, a nibble, a megabyte, a kilobyte, a gigabyte, a terabyte

A nibble is how many bits?

• 4

• 8

• 1

• 16

How many bits are there in 4 bytes?

• 32

• 4

• 1

• 4000

What kind of 'base' system is binary known as?

• Base 12

• Base 8

• Base 2

• Base 10