APCSP Bin Hex Dec

Suppose that base-2 (binary) numbers and base-16 (hexadecimal) numbers can be denoted with subscripts, as shown below:
1A_hex = 111010_bin
Which of the following is equal to 2D_hex?

• 111101_bin
• 101111_bin
• 10011_bin
• 101101_bin

Hexadecimal color codes are typically 3 sets of hexadecimal numbers representing red, green, and blue in the pattern of #RRGGBB. A Color object can be made using three int values which represent red, green, and blue amounts. Which of the following is the hexadecimal equivalent of: 
new Color(14, 20, 255)?

• #0E14FF
• #0E20FE
• #0D14FF
• #1318FE

A binary question is defined as

• A piece of information that is sent in pairs
• Two questions which share the same answer
• A message which can be in two possible states
• A question that can be answered in only two possible ways

The smallest unit of computer data.

• bit
• byte
• digit
• ram

How many bits are in a byte?

• 8
• 32
• 64
• 2

Convert the binary number 1101  to decimal

• 13
• 9
• 7
• 6

Convert to 13  hexadecimal.

• A
• B
• C
• D

What is the standard for assigning a number to different characters?

• HTTP
• ASCII
• TCP
• FTP

What color is FFFFFF ?

• WHITE
• BLACK
• BLUE
• GRAY

What color is 000000 ?

• WHITE
• BLACK
• BLUE
• GRAY