For the German cartoon character see Schnappi

Schnappi

Schnappi das kleine Krokodil is a German children's cartoon character. The introductory song "Schnappi, das kleine Krokodil" became an Internet hit before it reached № 1 on the German charts in January 2005, and was widely popular in other European countries as well, topping the singles charts in...

SNAPI is a system that allows a user to record their preferences onto a smart card

Smart card

A smart card, chip card, or integrated circuit card , is any pocket-sized card with embedded integrated circuits. A smart card or microprocessor cards contain volatile memory and microprocessor components. The card is made of plastic, generally polyvinyl chloride, but sometimes acrylonitrile...

 or other security token

Security token

A security token may be a physical device that an authorized user of computer services is given to ease authentication...

.

When a card, mobile phone

Mobile phone

A mobile phone is a device which can make and receive telephone calls over a radio link whilst moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile network operator...

, key fob token or similar portable object containing SNAPI data is put into public or share IT equipment, or moved into the field of the equipment’s sensor, it informs the terminal

Computer terminal

A computer terminal is an electronic or electromechanical hardware device that is used for entering data into, and displaying data from, a computer or a computing system...

 about the user’s preferred user interface

User interface

The user interface, in the industrial design field of human–machine interaction, is the space where interaction between humans and machines occurs. The goal of interaction between a human and a machine at the user interface is effective operation and control of the machine, and feedback from the...

. The terminal could be a shared personal computer

Personal computer

A personal computer is any general-purpose computer whose size, capabilities, and original sales price make it useful for individuals, and which is intended to be operated directly by an end-user with no intervening computer operator...

, a public kiosk

Interactive kiosk

An Interactive kiosk is a computer terminal featuring specialized hardware and software designed within a public exhibit that provides access to information and applications for communication, commerce, entertainment, and education....

, a ticket machine

Ticket machine

A ticket machine, also known as a ticket vending machine , is a vending machine that produces tickets. For instance, ticket machines dispense train tickets at railway stations and tram tickets at some tram stops and in some trams...

, a turnstile

Turnstile

A turnstile, also called a baffle gate, is a form of gate which allows one person to pass at a time. It can also be made so as to enforce one-way traffic of people, and in addition, it can restrict passage only to people who insert a coin, a ticket, a pass, or similar...

 or an automated teller machine

Automated teller machine

An automated teller machine or automatic teller machine, also known as a Cashpoint , cash machine or sometimes a hole in the wall in British English, is a computerised telecommunications device that provides the clients of a financial institution with access to financial transactions in a public...

 (ATM). This can enable various accessibility

Accessibility

Accessibility is a general term used to describe the degree to which a product, device, service, or environment is available to as many people as possible. Accessibility can be viewed as the "ability to access" and benefit from some system or entity...

 modes such as a high-contrast display

Display resolution

The display resolution of a digital television or display device is the number of distinct pixels in each dimension that can be displayed. It can be an ambiguous term especially as the displayed resolution is controlled by all different factors in cathode ray tube , flat panel or projection...

 or increased typeface

Typeface

In typography, a typeface is the artistic representation or interpretation of characters; it is the way the type looks. Each type is designed and there are thousands of different typefaces in existence, with new ones being developed constantly....

 size, audible prompts, increased time for responses for the duration of the transaction. When the transaction is complete, the terminal returns to its default

Default (computer science)

A default, in computer science, refers to a setting or value automatically assigned to a software application, computer program or device, outside of user intervention. Such settings are also called presets, especially for electronic devices...

settings. The coding is specified in the European standard EN 1332-4.