The main difference between 800 and 900 services is who pays for the call.
Correct Answer:
Verified
Q1: Although many telephone companies do not charge
Q2: Charging a per-minute cost for telephone service
Q3: InterLATA voice service involves calls traveling _
Q4: Business customers should choose a long distance
Q6: Digital centrex offers many more features than
Q7: The purpose of a centrex line is
Q8: Automatic identification of outward dialing is a
Q9: The biggest advantage centrex offers is:
A) reduction
Q10: The disadvantage of using centrex is the
Q11: ISDN BRI gives the customer _ voice
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