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DA0-001 · Question #288

Each month an analyst needs to execute a data pull for the two prior months. Which of the following is the most efficient function for the analyst to use?

The correct answer is B. Date. Date functions (B) are the most efficient choice because they allow the analyst to dynamically calculate date ranges relative to the current date - for example, using functions like DATEADD or EDATE to automatically determine the start and end of the two prior months without…

Data Analysis

Question

Each month an analyst needs to execute a data pull for the two prior months. Which of the following is the most efficient function for the analyst to use?

Options

  • ALogical
  • BDate
  • CAggregate
  • DSystem

How the community answered

(55 responses)
  • A
    2% (1)
  • B
    89% (49)
  • C
    2% (1)
  • D
    7% (4)

Explanation

Date functions (B) are the most efficient choice because they allow the analyst to dynamically calculate date ranges relative to the current date - for example, using functions like DATEADD or EDATE to automatically determine the start and end of the two prior months without manually entering dates each time. This makes the data pull reusable and self-updating every month. Logical functions (A) handle conditional true/false operations. Aggregate functions (C) perform calculations like SUM or AVG on grouped data. System functions (D) retrieve system-level metadata. None of these handle dynamic date-range filtering as precisely or efficiently as date functions.

Topics

#Date functions#Data retrieval#Time-based filtering#Data analysis functions

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