The structure of DOI (Digital Object Identifier) consists of __________.

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UGC-NET Dec 2024 Library Science ( 16 Jan 2025)
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  1. A DOI consists only numeric code that uniquely identifies a document
  2. A DOI consists alphanumeric code that uniquely identifies a document
  3. A DOI is made up of a prefix and suffix. Prefix identifying the resistant and suffix is unique to the object
  4. A DOI is a URL format and ends with a period

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Option 3 : A DOI is made up of a prefix and suffix. Prefix identifying the resistant and suffix is unique to the object
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The Correct answer is A DOI is made up of a prefix and suffix. Prefix identifying the resistant and suffix is unique to the object.

Key Points

  • A Digital Object Identifier (DOI) is a unique identifier standardized by ISO for various objects.
  • It's a part of the Handle System and fits within the URI system.
  • A Digital Object Identifier (DOI) is a unique alphanumeric string assigned to digital documents, primarily used to provide a persistent link to an online resource.
  • DOIs are extensively used to identify academic, professional, and government information, including journal articles, research reports, data sets, and official publications.
  • They've also been applied to identify other resources like commercial videos.
  • A DOI is a Handle System handle with two parts, a prefix, and a suffix, separated by a slash.
  • The prefix shows the identifier's registrant, and the suffix, chosen by the registrant, points to the specific object.
  • These strings can contain most Unicode characters and are case-insensitive.
  • The DOI system is a global standard created by the International Organization for Standardization in its Committee on Identification and Description, TC46/SC9.
  • The draft ISO/DIS 26324, Information and documentation – Digital Object Identifier System, fulfilled ISO approval requirements.
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