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The combined entity, initially called X.com, later changes its name to PayPal. PayPal adopts eBay as a key platform to grow its userbase, because of the need for an online payment system on eBay. eBay responds with its own payment service, Billpoint. PayPal competes fiercely with Billpoint, raises a large amount of money, and IPOs in February 2002.
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Familiarity with unified modeling language (UML) is needed to construct a system sequence diagram. These models show the logic behind the actors (people who affect the system) and the system in performing the task. Reading a sequence diagram begins at the top with the actor(s) or the system(s) (which is located at the top of the page).
eBay, PayPal, Kijiji and StubHub, 500 King Street West, Toronto, April 2014. PayPal Holdings, Inc. is an American multinational financial technology company operating an online payments system in the majority of countries that support online money transfers; it serves as an electronic alternative to traditional paper methods such as checks and money orders.
The V-model is a graphical representation of a systems development lifecycle.It is used to produce rigorous development lifecycle models and project management models. The V-model falls into three broad categories, the German V-Modell, a general testing model, and the US government standard.
IPN is used by merchant to automate backend functions related to: the end user account creation, order tracking, customer and merchant notifications related to acquired services. When an E-commerce system requests a resource from a payment gateway, like a new invoice or bill for goods, the request must contain a URL endpoint representing a ...
Enterprise architecture regards the enterprise as a large and complex system or system of systems. [3] To manage the scale and complexity of this system, an architectural framework provides tools and approaches that help architects abstract from the level of detail at which builders work, to bring enterprise design tasks into focus and produce valuable architecture description documentation.
X.com was an American online bank founded by Ed Ho, Harris Fricker, Elon Musk, and Christopher Payne in 1999 in Palo Alto, California.It merged with competitor Confinity in 2000 and the merged company changed its name to PayPal in 2001.