Binary Arithmetic & Hexadecimal

Convert the binary number 1001 to denary.

• 9
• 12
• 8
• 7

What is the hexadecimal representation of 27 in denary?

• 2B
• 1B
• 27
• 12

How many bits are in a nibble?

• 8
• 4
• 2
• 16

What is the binary representation of hexadecimal A5?

• 1010 0101
• 1011 0101
• 1010 1010
• 1001 0101

What is the maximum value storable in an 8-bit register?

• 127
• 128
• 255
• 256

What is the denary equivalent of hexadecimal F?

• 14
• 16
• 15
• 10

Convert the binary number 1100 0010 to denary.

• 194
• 162
• 198
• 176

What is the hexadecimal value for binary 1110 0010?

• E2
• E1
• E3
• D2

Which of the following is a property of hexadecimal?

• Base 8
• Base 16
• Base 10
• Base 2

Why do programmers prefer hexadecimal over binary?

• Easier to understand
• Shorter representation
• Fewer errors
• All of the above