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Add methods to IManagePhBook - Exercise

Add methods to IManagePhBook


Objective: Add methods AddPhoneRec and DeletePhoneRec to IManagePhBook.

Instructions


Part 1: Add methods
Using the code listed above, add the following methods to IManagePhBook:
  1. AddPhoneRec
  2. DeletePhoneRec
Part 2: Build the project
Make sure the project builds without errors.

Exercise scoring


This exercise is worth 30 points and is scored automatically. Once the project builds, click the OK, I'm Done button and you will receive full credit for the exercise.
If you have any questions, check the Discussion area or ask your tutor.