To import the MongoDB database, extract the encrypted ZIP file, then use `mongoimport` (https://docs.mongodb.com/database-tools/mongoimport/) with the following command for each file:

mongoimport --file=file.json --uri=mongodb_uri --collection=co1llection_name

For the sample questions, we have online found computer science questions that can be used for testing the questionbanks. However, they may need to be fixed in order to meet the current requirements for databases.
