Which of the following is a factor contributing to call blockage? ...

[RODY.ELKHALIL]

Which of the following is a factor contributing to call blockage?
 
  A) inadequate switch processing
  B) DTMF receivers
  C) too few trunks or circuits
  D) too few SS-7 links
  E) all of the above

Question 2

Operator services trunks are only used when customers dial a specific code, 411 for directory assistance, or 0.
 
  Indicate whether the statement is true or false

[dajones82]

Answer to Question 1

E

Answer to Question 2

TRUE

[RODY.ELKHALIL]

YES! Correct, THANKS for helping me on my review

[meow1234]

Thanks for the timely response, appreciate it