Answer:
A good Universal serial bus i use is a San Disk
Explanation:
others are a WD easystore, A samsung MUF-BA.... etc
the role of an os or operating system is the program that executes everything and makes the computer usable hope this helps
A combination circuit would be needed for security because if you had a strait circuit if any one of those sensors or the keypad was ripped off the circuit will now let the flow of electricity be possible but with a combination circuit it helps eliminate that problem because even if on flow path is cut off, other paths are still available <span />
Answer:
B
Explanation:
It adds the same number over and over again, 'number' times.
This is number*number, a.k.a. number². (squared)
