Hardware consists of electronic equipment that used to perform input, process and output activities. Hardware used in every Automated Teller machine is basically the screen of the machine (can be both CRT or touch screen TFT) , the encrypted keypad where user will input their data and instructions, smartcard reader slot where customer inserts their ATM cards , receipt output printing slot , where customer will receive their transaction data in printed form if they choose to print it out and money slot and reserve tanks , where customer would receive their cash upon withdrawal transaction.
2. Software
ATM machine is made available by suppliers free of OS , where different banking institutions will then install their own personalized operating system with their own personalized User interface . Graphics of the interface may differ according to their organization color , can be seen with some examples . ATM operating system are mostly based from Microsoft windows operating system , ranging from NT versions to XP , running personalized programs to process customer transaction.
3. Databases
A database is an organized collection of facts and information which basically consist of two or more related data files. It is believed that each and every banking firms has their own infrastructure and data banks , stored safely in a secluded location where a collection of server or server farms is gathered. Database of banks stores vital information of clients details , account numbers , account’s worth , all history transaction and many more. MEPS came into play of engineering a network infrastructure where all of these database from all of these different banks can work together , acquiring , using and storing transactional data made remotely from different ATM machines from various locations.
next post will continue the others 3 components
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