Hex, Decimal and Binary

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

• True
• False

How many bits make up one byte?

• 4
• 16
• 8
• 10

One terabyte of data is most likely be the size of

• a 3 minute music file
• the 7 Harry Potter novels
• 10 images
• 1 hard drive

Select the answer that lists the units of bytes in ascending order (from smallest to largest)

• gigabyte, megabyte, terabyte
• megabyte, terabyte, kilobyte
• gigabyte, terabyte, megabyte
• kilobyte, gigabyte, terabyte

0F in hexadecimal represents ________ in decimal

• 10
• 15
• 16
• 12

How many hex digits do we need to represent 4 bit values?

• 1
• 2
• 3
• 4

How many times bigger is a terabyte than a gigabyte?

• 10
• 100
• 1000
• 10000

Convert 00000011 to decimal

• 192
• 3
• 2
• 6

Convert 00101010 to decimal

• 48
• 44
• 42
• 41

Write 45 as a binary number 

• 00101111
• 00011101
• 00101011
• 00101101