M101J MONGODB FOR JAVA DEVELOPERS HOMEWORK ANSWERS WEEK 2

The documents look like this: To be clear, each student’s average includes only exams and homework grades. To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times. Sunday, January 22, [Solution] Week 2: You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average.

MongoDB for Developers Homework 2. Start by downloading the handout zip file for this problem. Now use the aggregation framework to calculate the author with the greatest number of comments. There is a dump of the video database included in the handouts for the “Creating Documents” lesson. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters! To be clear, each student’s average includes only exams and homework grades. A city might have multiple zip codes.

If everything is working properly, you should be able to start the blog by typing: Try for your self. Start by downloading the handout zip file for this problem. Download the handout and mongoimport.

m101j mongodb for java developers homework answers week 2

The answer for CT and NJ using this data set is This involves calculating an average for each student in each class of all non-quiz assessments and then wnswers those numbers to get a class average. Newer Post Older Post Home. Check all that apply.

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[Solution] Week 2 : CRUD: MP: MongoDB for Developers

Please choose your answer below for the most prolific comment author:. Import it into your mongod using the following command from the command line:. For this problem, assume that a city name that appears in more than one state represents two separate cities.

The correct result will be: In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog Some students have three homework assignments, etc.

m101j mongodb for java developers homework answers week 2

After that, you just developes to sort. Friday, 8 September Week 5: To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times.

To be clear, each student’s average includes only exams and homework grades. Now it’s your turn to analyze the data set.

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

The documents look like this: The templates comprise the view. For example, to extract the first character from the city field, wesk could write this pipeline:. There is also a views directory weeek contains the templates for the project. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters! 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.

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M101J Mongodb For Java Developers Homework Answers Week 2

Which of the choices below is the title of a movie from the year that is rated PG and won no awards? In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog.

Sunday, January 22, [Solution] Week 2: You will be using the zip code collection data set, which you will find fr the ‘handouts’ link in this page.

MongoDB for Developers Homework 2.

Please query the video. Once you’ve generated your aggregation query and found your answer, select it from the choices below. Please round the answer to a whole number. You should see three files at the highest level: We will be using a data set similar to ones we’ve used before. Posted by Unknown at