Each Signal Change or Element Is Called a

Q1: A carrier wave is modulated with 4

Q2: Analog signals are<br>A)continuous.<br>B)discrete.<br>C)discontinuous.<br>D)Both A and B.<br>E)Both B

Q5: In order to compensate for synchronization problems,another

Q7: In modern communication systems,data is sent from

Q8: Standards are important when devices must communicate

Q9: An encoding scheme is used<br>A)in digital transmission

Q10: Digital signals are<br>A)continuous.<br>B)discrete.<br>C)discontinuous.<br>D)Both A and B.<br>E)Both B

Q13: Analog encoding of digital information modulates a

Q27: Error detection requires that extra bits be

Q28: Analog signals are less susceptible to noise