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DA0-001 · Question #25

A recurring event is being stored in two databases that are housed in different geographical locations. A data analyst notices the event is being logged three hours earlier in one database than in…

The correct answer is C. The databases are recording the event in different time zones. The most likely cause of the issue is that the databases are recording the event in different time zones. If the databases are housed in different geographical locations, it is possible that one database may be in a time zone that is three hours ahead of the other. This could…

Data Concepts and Environments

Question

A recurring event is being stored in two databases that are housed in different geographical locations. A data analyst notices the event is being logged three hours earlier in one database than in the other database. Which of the following is the MOST likely cause of the issue?

Options

  • AThe data analyst is not querying the databases correctly.
  • BThe databases are recording different events.
  • CThe databases are recording the event in different time zones.
  • DThe second database is logging incorrectly.

How the community answered

(56 responses)
  • A
    4% (2)
  • B
    2% (1)
  • C
    91% (51)
  • D
    4% (2)

Explanation

The most likely cause of the issue is that the databases are recording the event in different time zones. If the databases are housed in different geographical locations, it is possible that one database may be in a time zone that is three hours ahead of the other. This could result in the event being logged three hours earlier in one database than in the other. It is important to consider time zones when working with databases that are housed in different geographical locations to ensure accurate logging of events.

Topics

#Databases#Time zones#Data consistency#Distributed systems

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