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1Z0-807 · Question #37

You are consulting with a team that has maintained several legacy database for years. They have reviewed the JPA spec and are wondering if the technology would offer benefits over this current SQL…

The correct answer is C. JPA could render code that requires extensive SQL tuning to perform well. See the full explanation below for the reasoning.

Question

You are consulting with a team that has maintained several legacy database for years. They have reviewed the JPA spec and are wondering if the technology would offer benefits over this current SQL base. Which statement identifies a risk of adopting JPA?

Options

  • AJPA only works with well-known data models.
  • BJPA may be able to model every table as a class.
  • CJPA could render code that requires extensive SQL tuning to perform well.
  • DJPA's query language relies on a container to manage the persistence layer.
  • EJPA doesn't provides ACID semantics.

How the community answered

(50 responses)
  • A
    4% (2)
  • B
    6% (3)
  • C
    76% (38)
  • D
    12% (6)
  • E
    2% (1)

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