The biggest advantage centrex offers is:
A) reduction of maintenance costs
B) improved efficiency of business
C) insurance against purchasing obsolete equipment
D) the customer's ability to provision his or her own circuits
E) all of the above
Correct Answer:
Verified
Q4: Business customers should choose a long distance
Q5: The main difference between 800 and 900
Q6: Digital centrex offers many more features than
Q7: The purpose of a centrex line is
Q8: Automatic identification of outward dialing is a
Q10: The disadvantage of using centrex is the
Q11: ISDN BRI gives the customer _ voice
Q12: Which channel allows ISDN to offer multiple
Q13: Which channel permits high-speed Internet access?
A) B
B)
Q14: Voice and data _ allows users to
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