The World's Public Switched Telephone Networks,both Wireline and Mobile,communicate with Each

question 22

Multiple Choice

The world's public switched telephone networks,both wireline and mobile,communicate with each other by means of a signaling protocol known as __________________.

• A)private branch exchange (PBX)
• B)Signaling System 7
• C)public switched telephone network (PSTN)
• D)public data network (PDN)

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Definitions:

Debt

An amount of money borrowed by one party from another, often with the agreement that it will be paid back with interest.

Equity

Ownership interest in an asset after deducting all debts associated with that asset, highlighting a financial stake in a company or property.

Credit Score

A numerical expression based on an analysis of a person's credit files, representing the creditworthiness of an individual.

Business Loan

Financing that businesses seek and receive to help with expenses, growth, or other financial needs, typically from a banking institution or lender.