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Microsoft

70-484 · Question #129

You have been asked to implement an application in which the user can select one or more contacts. What code should you use to provide this option to the user?

The correct answer is C. IReadOnlyList<ContactInformation> contacts =. See the full explanation below for the reasoning.

Question

You have been asked to implement an application in which the user can select one or more contacts. What code should you use to provide this option to the user?

Options

  • Awhile (true) { ContactPicker.PickSingleContactAsync(); }
  • BIReadOnlyList<Contact> contacts =
  • CIReadOnlyList<ContactInformation> contacts =
  • DIReadOnlyList<ContactInformation> contacts =

How the community answered

(34 responses)
  • A
    3% (1)
  • B
    9% (3)
  • C
    74% (25)
  • D
    15% (5)

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