Introducing the Aggregation Editor: Test your skills

You have imported a .js file into the Aggregation Editor. The file contains an aggregate statement whose pipeline includes the $match, $group, and $sort stages, in that order. What is the name of the tab used for the pipeline’s second stage?

You are using the Aggregation Editor to build an aggregate statement that includes five pipeline stages. The third stage is based on the $group operator. How do you move that stage to the second stage position?

You are using the Aggregation Editor to build an aggregate statement that includes multiple pipeline stages. The third stage is based on the $group operator. You want to compare the pipeline data before and after applying the $group stage. Which steps should you take?

You have imported an aggregate statement into the Aggregation Editor. The statement contains five stages. You now want to add a stage to the pipeline after the second stage, which is based on the $project operator. How do you add the new stage?

You have imported an aggregate statement into the Aggregation Editor. You want to add a stage that reorders the fields. Which operator should you use?

You are using the Aggregation Editor to build an aggregate statement that includes a $sort stage. You want to sort the data in descending order based on the values in the total field. Which operator expression should you use?