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      Tata Consultancy Services

      Parte de Tata Group

      Empleador activo

      Entrevista para el cargo de IOS Developer en Tata Consultancy Services

      Pregunta de entrevista de Tata Consultancy Services

      Entrevista para IOS Developer

      what's GCD?

      Respuestas de entrevistas

      Anónimo

      24 mar 2020

      Tell the interviewer how and when I use it.

      Anónimo

      16 may 2020

      GCD is grand central dispatch is used for low level API Managing concurrent operations. this concept is used to improve the performance of the app.GCD performing multiple operations at a time and it the most useful API for multitasking with sync and async programming in iOS.

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