Wireless LANs do not use CSMA/CD because Correct Answer: B A CSMA/CD is not efficient B CSMA/CD requires duplex operation C Wireless networks have a high […]
Which of the following are tautology? (A) (P→(PɅQ))→(P→Q) (B) ((P→Q)→Q)→(PVQ) (C) ((PV ¬P)→Q)→((PV ¬P)→R) (D) (Q→(PɅ ¬P))→(R→(P^¬P)) Choose the correct answer from the options given below: […]