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Internet Cookies
HTTP cookies (also called web cookies, Internet cookies, browser cookies, or simply cookies) are small blocks of Data (computing), data created by a web server while a User (computing), user is browsing a website and placed on the user's computer or other device by the user's web browser. Cookies are placed on the device used to access a website, and more than one cookie may be placed on a user's device during a session. Cookies serve useful and sometimes essential functions on the World Wide Web, web. They enable web servers to store program state, stateful information (such as items added in the shopping cart in an Online shopping, online store) on the user's device or to track the user's browsing activity (including clicking particular buttons, access control, logging in, or recording which Web browsing history, pages were visited in the past). They can also be used to save for subsequent use information that the user previously entered into Form (HTML), form fields, such as ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Data (computing)
In computer science, data (treated as singular, plural, or as a mass noun) is any sequence of one or more symbols; datum is a single symbol of data. Data requires interpretation to become information. Digital data is data that is represented using the binary number system of ones (1) and zeros (0), instead of analog representation. In modern (post-1960) computer systems, all data is digital. Data exists in three states: data at rest, data in transit and data in use. Data within a computer, in most cases, moves as parallel data. Data moving to or from a computer, in most cases, moves as serial data. Data sourced from an analog device, such as a temperature sensor, may be converted to digital using an analog-to-digital converter. Data representing quantities, characters, or symbols on which operations are performed by a computer are stored and recorded on magnetic, optical, electronic, or mechanical recording media, and transmitted in the form of digital electrical ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
