Computer Science: Hex & Binary

What is a byte?

• A unit of measurement for data storage

• A type of computer programming language

• A type of computer hardware

• A unit of measurement for time

In what form is all data stored in a computer?

• Decimal form

• Binary form

• Hexadecimal form

• Octal form

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

• Byte

• Nibble

• Bit

• Word

How is each place value calculated in binary?

• By adding the previous place value to two

• By multiplying the previous place value by two

• By dividing the previous place value by two

• By subtracting the previous place value from two

What must be done before a computer can use denary numbers?

• Convert them to binary

• Convert them to hexadecimal

• Convert them to octal

• Convert them to Roman numerals

What is the denary system?

• A system with eight digits

• A system with twelve digits

• A system with ten digits

• A system with six digits

What is the process to convert binary to denary?

• Take each place value that has a 1 and add them together

• Take each place value that has a 0 and add them together

• Multiply each place value by 2 and add them together

• Divide each place value by 2 and add them together

What number system do computers work in?

• Binary

• Denary

• Octal

• Hexadecimal

What does "bit" mean?

• Binary digit

• Binary number

• Decimal digit

• Binomial dropit

Which of the followings is not a usage area of hexadecimal numbers?

• Colour codes

• Errors

• Memory address

• MAC address

• IPv4 address