Review the concepts of multitasking essentials.

In this chapter, we walked through the most important concepts and vocabulary to understand multicasting. We started by explaining the role of a producer, and then we learned the difference between cold and hot observables; this led us to the definitions of multicasting and unicasting. Finally, we explored RxJS subjects, the different types of subjects, and the use cases of each.

The following are some of the key concepts discussed in this chapter:

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