This practice by manufacturers limits the serial number electronic devices. This is queried by the software for proper release for use. This gives unique individual parts such as the screen, battery, chip and camera a separate serial number. In smartphones, serial numbers are extended to the integrated components in addition to the electronic device as a whole, also known as serialization. Smartphones and other smart devices Serial number of a laptop computer Some items with serial numbers are automobiles, firearms, electronics, and appliances. They are valuable in quality control, as once a defect is found in the production of a particular batch of product, the serial number will identify which units are affected. Banknotes and other transferable documents of value bear serial numbers to assist in preventing counterfeiting and tracing stolen ones. Serial numbers are a deterrent against theft and counterfeit products, as they can be recorded, and stolen or otherwise irregular goods can be identified. Serial numbers identify otherwise identical individual units, thereby serving various practical uses. Serial number from an identity document Traveller's cheques, a kind of insured cash money in form of a paper cheque, are sold to customers in sets having consecutive numbers - one of the very few type of items where consumers have access to "serialized" similar things.Ī serial number is a unique identifier used to uniquely identify an item, and is usually (but not always) assigned incrementally or sequentially.ĭespite being called serial "numbers", they do not need to be strictly numerical and may contain letters and other typographical symbols, or may consist entirely of a character string.Īpplications of serial numbering Serial number on a semi-automatic pistol JSTOR ( February 2011) ( Learn how and when to remove this template message). Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.
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