COT Test Verizon Study Guide Questions With Complete
Solutions
A capacitor..
A. stores electrical energy
B. impedes the flow of electrical current
C. amplifies electrical energy
D. generates electrical energy Correct Answers A. stores
electrical energy
A DCS in a central office..
A. provides timing
B. provides dial tone
C. is a physical cross-connect
D. connects two logical network points Correct Answers D.
connects two logical network points
A T-1 is down, you cannot loop the smart Jack, but you can loop
the co card. What is the possible next step in isolating the cause
of the problem?
A. replace the smart Jack at the customers end
B. loop back ang doublers to further isolate the trouble
C. charge the module on the frame
D. reseat the control office card Correct Answers B. loop back
ang doublers to further isolate the trouble
A test method used to identifying option mismatches is?
A. testing head to head
B. NYGUIST test
C. testing to a looped samrt jack
, D. testing to a hand loop Correct Answers A. testing head to
head
A type of iSDN circuit composed og 23 data chanells and one
control channel is known as a(n)?
A. primary rate interface
B. basic rate interface
C. ATM
D. X.25 Correct Answers A. primary rate interface
AC induction (power influence) creates __________ on a
circuit.
A. a "no dial tone" situation
B. an open
C. a short
D. a hum Correct Answers D. a hum
After removing a customers line from a network interface device
(NID) there is NDT. Dial tone has been verified leaving C.O.
What should you do next?
A. verifying the dial tone at the XBOX
B. run new outside wire (loop) to the terminal
C. replace the NID
D. replace the jumper in the cross connect Correct Answers A.
verifying the dial tone at the XBOX
An analog circuit uses what type of data communication
equipment?
A. ISDN adaptor
B. digital PEX
C. dial up modem
Solutions
A capacitor..
A. stores electrical energy
B. impedes the flow of electrical current
C. amplifies electrical energy
D. generates electrical energy Correct Answers A. stores
electrical energy
A DCS in a central office..
A. provides timing
B. provides dial tone
C. is a physical cross-connect
D. connects two logical network points Correct Answers D.
connects two logical network points
A T-1 is down, you cannot loop the smart Jack, but you can loop
the co card. What is the possible next step in isolating the cause
of the problem?
A. replace the smart Jack at the customers end
B. loop back ang doublers to further isolate the trouble
C. charge the module on the frame
D. reseat the control office card Correct Answers B. loop back
ang doublers to further isolate the trouble
A test method used to identifying option mismatches is?
A. testing head to head
B. NYGUIST test
C. testing to a looped samrt jack
, D. testing to a hand loop Correct Answers A. testing head to
head
A type of iSDN circuit composed og 23 data chanells and one
control channel is known as a(n)?
A. primary rate interface
B. basic rate interface
C. ATM
D. X.25 Correct Answers A. primary rate interface
AC induction (power influence) creates __________ on a
circuit.
A. a "no dial tone" situation
B. an open
C. a short
D. a hum Correct Answers D. a hum
After removing a customers line from a network interface device
(NID) there is NDT. Dial tone has been verified leaving C.O.
What should you do next?
A. verifying the dial tone at the XBOX
B. run new outside wire (loop) to the terminal
C. replace the NID
D. replace the jumper in the cross connect Correct Answers A.
verifying the dial tone at the XBOX
An analog circuit uses what type of data communication
equipment?
A. ISDN adaptor
B. digital PEX
C. dial up modem
