A _________ is a sequence of voltage pulses that may be ...

[bobbie]

A _________ is a sequence of voltage pulses that may be transmitted over a wired medium; for example, a constant positive voltage may represent binary 0, and a constant negative value may represent binary 1.
 
  Fill in the blanks with correct word

Question 2

With the stored value micropayment model, up-front payments are made to a debit account from which purchases are deducted as they are made.
 
  Indicate whether the statement is true or false

[allisonblackmore]

Answer to Question 1

digital signal

Answer to Question 2

TRUE