Prescreening

Descripción

Preescreening
flo.schoellhamme
Test por flo.schoellhamme, actualizado hace más de 1 año
flo.schoellhamme
Creado por flo.schoellhamme hace alrededor de 9 años
13
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Resumen del Recurso

Pregunta 1

Pregunta
Which is not a method of the Object class?
Respuesta
  • .clone()
  • .compare()
  • .wait()
  • .finalize()

Pregunta 2

Pregunta
If you choose to override Object.equals(), which other method must you override (if any)?
Respuesta
  • .clone()
  • .hashCode()
  • .toString()
  • none

Pregunta 3

Pregunta
What function property is not correct for Object.equals()?
Respuesta
  • reflexive: A equals A
  • transitive: if A equals B and B equals C, then A equals C
  • nullable: if A is null and B is null then A equals B
  • symmetric: if A equals B, then B equals A
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