CREST Practitioner Security Analyst (CPSA) Practice

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Which version does not share a classification with Windows XP?

  1. NT 5.1

  2. NT 5.0

  3. NT 5.2

  4. NT 6.1

The correct answer is: NT 5.0

The correct answer identifies the version that does not share a classification with Windows XP. Windows XP is classified as NT 5.1, meaning it belongs to the NT 5 family. The designation NT 5.0 corresponds to Windows 2000, which is a predecessor of Windows XP, but not the same classification. Windows NT 5.2 corresponds to Windows Server 2003, which is also within the NT 5 family but generally characterized as a server operating system. NT 6.1 corresponds to Windows 7, representing a major shift in the Windows operating system's architecture and features, moving beyond the classifications and functionalities of the NT 5.x series. Thus, NT 5.0 is distinctly different from Windows XP, as it indicates a separate version entirely, while the others either classify under the same version or continue the NT lineage that includes Windows XP.