Examlex
What is the precise definition of a primary key?
Price of Foreign Exchange
The rate at which one currency can be exchanged for another, often influenced by economic factors and market demand.
U.S. Dollar
The official currency of the United States, widely used as a standard unit of currency in international trade and finance.
U.S. Dollar
The official currency of the United States, widely used as a standard for international transactions.
Foreign Exchange Market
An international platform for trading national currencies with each other.
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