Get Certified Today! The Certified Emergency Nurse (CEN) certification is specific to emergency nursing and measures the attainment of a defined body of nursing knowledge pertinent to that specialty. Currently, more than 30,850 nurses hold the CEN certification. Although there are CENs throughout the world, the CEN exam is based on emergency nursing practice in the United States.You must pass the exam to attain initial CEN certification. To qualify for the exam, you must hold a current unrestricted Registered Nurse license in the United States or its Territories.
At its core, e-commerce refers to the purchase and sale of goods and/or services via electronic channels such as the Internet. E-commerce was first introduced in the 1960s via an electronic data interchange (EDI) on value-added networks (VANs).
(ËstÉkÉªst) n. (Commerce) commerce Brit a dealer who undertakes to maintain stocks of a specified product at or above a certain minimum in return for favourable buying terms granted by the manufacturer of the product.