MONGODB M101 HOMEWORK 5.1 ANSWER

Try for your self. 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. Prefered Cities to Live! Download the handout and mongoimport. Please use the Aggregation pipeline to solve this problem.

Now use the aggregation framework to calculate the author with the greatest number of comments. At the end I just want to say if you want to learn mongoDB, First practice with youself. Once you’ve generated your aggregation query and found your answer, select it from the choices below. Note that not all students in the same class have the same exact number of assessments. 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:. 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.

Mongodb MJ Homework 1 1 Answers

Please use the Aggregation pipeline to solve this problem. To help you verify your work before submitting, the author with the aanswer comments is Mariela Sherer and she commented times. After that, you just need to sort. Friday, 8 September Week 5: Try for your self. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters!

mongodb m101 homework 5.1 answer

Check all that apply. Those students achieved a class average of For this set, there are only documents and zip codesand all of them are in New York, Connecticut, New Jersey, and California. Note that not all students in the same class have the same exact number of assessments.

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mongodb m101 homework 5.1 answer

In this assignment you will use the aggregation framework to find the most monbodb author of comments on your blog Different states might have the same city name. Import it into your mongod using the following command from the command line:.

In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog. Choose the answer below.

mongodb m101 homework 5.1 answer

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. Start by downloading the handout zip file for this problem.

In this problem you will calculate the number of people who live in a zip nongodb in the US where the city starts with one of the following characthers:. 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. To be clear, each student’s average includes only exams and homework grades.

Don’t include their quiz scores in the calculation. For example, to extract the first character from the city field, you could write this pipeline:. Download the handout and mongoimport. The documents look like this: If you notice that while importing, there are a few duplicates fear not, this is expected and will not affect your answer. For this problem, assume that a city m01 that appears in more than one state represents two separate cities.

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Mongodb M101J Homework 1 1 Answers

Please choose your answer below for the most prolific comment author:. You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average. Once you’ve generated your aggregation query and found your answer, select it from the homeork below.

Now use the aggregation framework to calculate the author with the greatest number of comments.

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

The answer for CT and NJ using this data set is At the end I just want to say if you want to learn mongoDB, Ahswer practice with youself. For this problem, we have used a subset of the data you previously used in zips. Some hmework have three homework assignments, etc. Using the aggregation framework, calculate the sum total of people who are living in a zip code where the city starts with one of those possible first characters.