How to tell if a binary number is odd?
Ends in a 1
How to tell if a binary number is odd or even?
Ends in 1, odd, ends in 1, even.
How many bits in a byte?
8
How big is a nibble?
Half a byte, or 4 bits.
How many bits does a single hex digit represent?
4, aka a nibble, aka half a byte.
How does “floating point” work under the hood?
Represents numbers * base to an exponent (base is 2)