Binary and Decimal Conversion

What is the use of binary to store text?

• To store images and videos

• To convert text to hexadecimal

• To create a backup of the text

• To encode characters into binary code using character encoding schemes such as ASCII or Unicode.

How do you convert binary numbers to decimal?

• By using the reverse order method

• By using the positional notation method

• By using the alphabetical notation method

• By using the random number method

Can you explain the process of converting decimal numbers to binary?

• Dividing the decimal number by 2 and recording the remainders until the quotient becomes 0.

• Multiplying the decimal number by 2 and adding the remainders until the quotient becomes 0.

• Subtracting the decimal number by 2 and recording the remainders until the quotient becomes 0.

• Adding the decimal number by 2 and recording the remainders until the quotient becomes 0.

What is the method for converting binary to hexadecimal?

• Adding all the binary digits together and converting the sum into hexadecimal

• Dividing the binary number by 16 and converting the remainder into hexadecimal

• Grouping binary digits into sets of four and converting each set into its corresponding hexadecimal digit

• Converting each binary digit into its corresponding hexadecimal digit

Explain the process of converting hexadecimal to binary.

• Each hexadecimal digit is converted to its 8-bit binary equivalent.

• Each hexadecimal digit is converted to its 4-bit binary equivalent.

• The process involves converting each hexadecimal digit to its decimal equivalent.

• Hexadecimal cannot be converted to binary.

How do you convert decimal numbers to hexadecimal?

• Use the repeated division-by-16 method or a calculator/programming language function

• Use the multiplication-by-8 method

• Subtract 16 from the decimal number

• Convert to binary first, then to hexadecimal

Why is binary used to store text?

• It is the most efficient way to store text

• Binary is the only format that computers can understand

• It allows for easier encryption of text

• It can represent characters using a combination of 0s and 1s.

What is the value of the binary number 1010 in decimal?

• 1001

• 10

• 1010

• 1100

Convert the decimal number 25 to binary.

• 10100

• 11001

• 11100

• 10011

What is the hexadecimal equivalent of the binary number 1101?

• A

• D

• B

• C