Switched backbone networks:.a. always use a ring topology. b. require much more management that do routed backbone networks. c. use a star topology with one device, usually a switch. d. are the least common type of BN used in one building. e. switch the traffic based on layer 3 addresses.

Freya realizes she does not have enough in her bank account to use the debit card. she decides to use a credit card instead. which questions should freya answer before using a credit card? check all that apply. can i pay at least the minimum payment each month? can i make payments on time and avoid late fees? will i have to take out a loan? how much in finance charges can i afford to pay? should i talk to a consumer credit counseling service?