WAN stands for Wide Area Network. A wide areanetwork (WAN) is a geographically distributed private tele communications network that interconnects multiple local area networks (LANs). In an enterprise,a WAN may consist of connections to a companys headquarters, branch offices, collocation facilities,cloud services and other facilities

After a credit card transaction has been authorized bythe issuing bank by sending an authorization code tothe merchant, the settlement stage of the processbegins. This is called batch processing because anumber (or batch) of transactions is settled all at onetime.

Microsoft is a cloud computing platform andinfrastructure created by Microsoft for building,deploying, and managing applications and servicesthrough a global network of Microsoft-managed datacenters. Azure was announced in October 2008 andreleased on 1 February 2010 as Windows Azure, beforebeing renamed to Microsoft Azure on 25 March 2014

BSODs appear when Microsoft Windows encountersa critical error it cant recover from, requiring a rebootand possibly resulting in lost work. It stands for bluescreen of death. Blue screens are generally caused byproblems with your computers hardware or issues withits hardware driver software. A blue screen occurswhen Windows encounters a "STOP Error." Thiscritical failure causes Windows to crash and stopworking

An API may be for a web-based system, operatingsystem, database system, computer hardware, orsoftware library. It is an acronym for ApplicationProgramming Interface. An API specifies how softwarecomponents should interact and APIs are used whenprogramming graphical user interface (GUI)components.

Tianhe-2 is Chinas Supercomputer. It was the fastestuntil its position being taken up by Sunway TiahuLight as the Fastest Supercomputer.

Assembly language is mnemonic based low levellanguage. Mnemonics are short codes of assemblylanguage which chosen to remind the programmer ofthe instructions of binary machine-code which areapparently which are very hard to remember, writedown, or correct.