Answer:
i think digital signals
Explanation:
A digital signal is a signal that is being used to represent data as a sequence of discrete values; at any given time it can only take on one of a finite number of values.[1][2][3] This contrasts with an analog signal, which represents continuous values; at any given time it represents a real number within a continuous range of values.
Answer:
D. the browser
Explanation:
it adjusts to the size of your device, including the browser.
hope i helped
Answer:
They used bulky vacuum tubes.
Explanation:
I took the test