Answer:
abacus is first calculating device
The answer is handouts.
A handout is a pamphlet with information on your presentation you can give to your audience
Tcp/ip is the core communication protocol for the internet
Answer:
4 bits
Explanation:
With 4 bits you can count to 15, because 2⁴=16. The maximum number you can express is always one less, i.e., 16-1=15.
In general, with n bits you can count to 2ⁿ-1.
