Assignment Task: NoSQL Databases
Follow the lab instructions to install MongoDB into your (virtual or local) environment. Once you have MongoDB installed and running, install mongolite library in R or Pymongo library in Python, at your choice. Use either R or Python to execute the following tasks:
Problem 1: Unzip the file students.zip and extract the content. Import the file into a MongoDB collection called students.
Problem 2: Write a MongoDB query in R or Python to display all the students having received a score higher than 60 in an exam.
Problem 3: Write a MongoDB query in R or Python determine the minimum and the maximum score achieved by the last 5 students inserted in the collection according to their id.
Problem 4: Write a MongoDB query in R or Python to visualize the frequency distribution of the average scores achieved by any student.
Problem 5: Write a MongoDB query in R or Python to select all the students and save them into csv (comma separated value) table. The structure of the table needs to be: id, name, average_score?, where average_score contains the average numerical score of each corresponding student.
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