Answer:
Unix
Explanation:
UNIX is simply an operating system developed by Bell Laboratories in the 1960s. Ever since then, it has been constantly worked upon and developed. It is an operating system because it is a suite of programs capable of making a computer to function. Unix is considered to be a stable, multi-user, and multi-tasking system for both desktops and laptops and even servers.
Answer:
B. Binary Code
Explanation:
Binary code is the base-2 system used by computers to represent data. Binary code consists of 0's and 1's which can be used to represent states such as on or off; go or no-go and more.