I need help with this, please! Answer the following two questions on MapReduce in NoSQL. Explain the key steps and their objectives of the MapReduce concept. Select two of these steps and provide an...

I need help with this, please! Answer the following two questions on MapReduce in NoSQL.

• Explain the key steps and their objectives of the MapReduce concept.


• Select two of these steps and provide an example of the consequences if the step is skipped or not executed properly.