L2 - Binary Conversion

Binary number for 12.

• 1011

• 1101

• 1100

• 0101

Convert the binary number 1011 to decimal.

• 9

• 11

• 13

• 15

What is the decimal equivalent of the binary number 11010?

• 24

• 26

• 28

• 30

Convert the decimal number 18 to binary.

• 10010

• 10100

• 11000

• 11100

What is the binary representation of the decimal number 25?

• 11001

• 10101

• 11101

• 10011

Which of the following is an application of binary numbers?

• Calculating distances in miles

• Representing colours in digital images

• Measuring temperature in Celsius

• Weighing objects in pounds

In computing, binary numbers are primarily used because:

• They are easier for humans to read

• Computers use binary to process data

• They are more accurate than decimal numbers

• They are used in measuring distances

What is the binary equivalent of the decimal number 7?

• 111

• 101

• 110

• 100

Convert the binary number 100101 to decimal.

• 37

• 41

• 45

• 49

What is the decimal equivalent of the binary number 1110?

• 12

• 13

• 14

• 15