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Exam DA0-001 topic 1 question 128 discussion

Actual exam question from CompTIA's DA0-001
Question #: 128
Topic #: 1
[All DA0-001 Questions]

An analyst needs to join two tables of data together for analysis. All the names and cities in the first table should be joined with the corresponding ages in the second table, if applicable.


Table 1 -




Table 2 -



Which of the following is the correct join the analyst should complete, and how many total rows will be in one table?

  • A. INNER JOIN, two rows
  • B. LEFT JOIN, four rows
  • C. RIGHT JOIN, five rows
  • D. OUTER JOIN, seven rows
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Suggested Answer: B 🗳️
by 07fd0a0 at Feb. 3, 2025, 10:11 a.m.

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07fd0a0
2 months, 4 weeks ago
Selected Answer: B
LEFT JOIN, five rows (not four). Since option B incorrectly states four rows, the correct answer is missing from the choices.
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