Data representation and boolean logicz

What is the binary representation of the denary number 7?

• 0111

• 1001

• 1100

• 0011

Convert the denary number 19 to binary.

• 0001 0011

• 0010 0010

• 0011 1000

• 1100 1000

What is the binary representation of the denary number 56?

• 0011 1000

• 0001 0011

• 1100 1000

• 0111 0000

Convert the denary number 200 to binary.

• 1100 1000

• 0011 1000

• 0001 0011

• 1111 0100

What is the denary representation of the binary number 1101?

• 13

• 34

• 147

• 244

Convert the binary number 0010 0010 to denary.

• 34

• 13

• 147

• 244

What is the denary representation of the binary number 1001 0011?

• 147

• 34

• 13

• 244

Convert the binary number 1111 0100 to denary.

• 244

• 147

• 34

• 13

How is all data stored and processed?

• As hexadecimal numbers

• As binary - 1s and 0s

• As decimal numbers

• As octal numbers

Which logic gate requires both conditions to be true for the output to be true?

• AND

• OR

• NOT

• XOR