SC015 _1.2(a)(b)(c)

What is the smallest unit of data a computer can process?

• Bit

• Nibble

• Word

• Byte

How many bits are in a byte?

• 4

• 16

• 8

• 12

Which numbering system uses 16 different symbols?

• Decimal

• Hexadecimal

• Binary

• Octal

What is the base of the binary numbering system?

• 8

• 10

• 16

• 2

How is data represented in a computer using binary?

• A and B

• On and Off

• True and False

• 1 and 2

What is the purpose of using binary notation in data representation?

• More memory usage

• Slower processing

• Faster execution

• Complexity

Convert 163 base 10 to its equivalent binary value

• 10110011

• 10101010

• 10100011

• 10100010

What is the process of converting binary to decimal?

• Division - Remainder Method

• Multiplication - Power of Base Method

• Subtraction - Borrow Method

• Addition - Carry Over Method

Why is hexadecimal notation used in data representation?

• To confuse users

• To save memory

• To represent binary values efficiently

• To slow down processing

What is the base of the decimal numbering system?

• 2

• 8

• 10

• 16