Answer:
Linux
Explanation:
Linux runs all of the top 500 supercomputers
5
Reading for right to left (backward to normal)
The first 1 is one in base 10 (decimal).
The Zero is null (as in none)
The last (or first reading from left to right) means 4.
4+0+1 = 5
1+0+1 = 5
The amount of data that can be stored in the storage unit.