4.5.2.1 Number base

Question 1

Why are bit patterns often displayed using hexadecimal rather than binary?

Answer 1

It makes it easier for people to read and understand.
The same data can be displayed in fewer digits.
When displayed the output will be more compact.

Question 2

What’s the difference between a kibibyte and a kilobyte?

Answer 2

A kibibyte is 2^10 or 1024 bytes

A kilobyte is 10^3 or 1000 bytes