Multiple choice technology testing

Which Service retrieves the numbers from V21 to reserve the number in SGI?

  1. TUI

  2. EAI

  3. SIM

  4. None of the Above

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

EAI (Enterprise Access Integration) is the service responsible for retrieving numbers from the V21 system and reserving them within the SGI environment. TUI handles user interface, SIM manages subscriber identity, making EAI the correct service for number reservation operations.