An Engineer Must Extend the Corporate Phone System to Mobile

question 131

Multiple Choice

An engineer must extend the corporate phone system to mobile users connecting through the internet with their own devices. One requirement is to keep that as simple as possible for end users. Which infrastructure element achieves these goals?

• A) Cisco Express Mobility
• B) Cisco Expressway-C and Expressway-E
• C) Cisco Unified Border Element
• D) Cisco Unified Instant Messaging and Presence

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Definitions:

Operating Assets

Assets used in the day-to-day operations of a business that are essential for generating revenue, excluding investments and non-operational assets.

Minimum Required Return

The smallest return on investment that an investor is willing to accept, considering the risk associated with the investment.

Cost Center

A department or segment within a company where costs can be allocated, but that does not directly contribute to profit, primarily used for budgeting and control purposes.

Investment Center

A business unit or division that is responsible for its own revenues, expenses, assets, and returns, and is evaluated on its profitability and efficiency in using its assets.