### MONGODB M101P HOMEWORK 5.1 ANSWERS

Also, you will need a filtering step to get rid of all documents where the city does not start with the select set of initial characters. You will be using the zip code collection data set, which you will find in the ‘handouts’ link in this page. You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average. After that, you just need to sort. Now use the aggregation framework to calculate the author with the greatest number of comments. This involves calculating an average for each student in each class of all non-quiz assessments and then averaging those numbers to get a class average.

A city might have multiple zip codes. Prefered Cities to Live! Once you’ve generated your aggregation query and found your answer, select it from the choices below. To be clear, each student’s average includes only exams and homework grades. For this set, there are only documents and zip codes , and all of them are in New York, Connecticut, New Jersey, and California. Try for your self. Choose the answer below.

We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters! Different states might have the same city name.

# Fan+: MongoDB MP HW5 answers

In this assignment you will use the aggregation framework to 1m01p the most frequent author of comments on your blog For this set, there are only documents and zip codesand all of them are in New York, Connecticut, New Jersey, and California. To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times.

Some students have three homework assignments, etc. Try for your self.

# Study IQ World: Week 5 : AGGREGATION FRAMEWORK : MP: MongoDB for Developers

Those students achieved monyodb class average of In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog. Download the handout and mongoimport.

For this problem, assume that a city name that appears in more than one state represents two separate cities. A city homewoork have multiple zip codes. You will be using the zip code collection data set, which you will find in the ‘handouts’ link in this page. You need to group twice to solve this problem. Don’t include their quiz scores in the calculation. Then import into your blog database as follows:.

We will be using a data set similar to ones we’ve used before. Check all that apply.

## Mongodb M101J Homework 1 1 Answers

Homewor round the answer to a whole number. Import it into your mongod using the following command from the command line:. For example, to extract the first character from the city field, you could write this pipeline:. After that, you just need to sort. Please choose your answer below for the most prolific comment author:.

Friday, 8 September Week 5: To be clear, each student’s average includes only exams and homework grades. The documents look like this: In this problem you will calculate the number of people who live in a zip code in the US where the city starts with one of the following characthers:. Once you’ve homweork your aggregation query and found your answer, select it from the choices below.

This involves calculating an average for each student in each class of all non-quiz assessments and then averaging those numbers to get a class average. At the end I just want to say if you want to learn mongoDB, First practice with youself. Your task is to calculate the class with the best average student performance. For this problem, we have used a subset of the data you previously used in zips. Start by downloading the handout zip file for this problem.

Who’s the easiest grader on campus? The answer for CT and NJ using this data set is