Question when you are trying to reach an executive in a, Ask an Expert

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Question: When you are trying to reach an executive in a company, you have at least three choices:

a. Call and be put on hold until the executive is free.

b. Keep calling back every few minutes until the executive is free.

c. Leave a message asking the executive to call you back when she is free.

Which one of these choices corresponds most closely to the Observer pattern?

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Computer Engineering, Engineering

Category:- Computer Engineering
Reference No.:- M92593433

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