Id of the exercise, the students should be able to: insert, read, update, and delete a document data; and Use various operator on querying documents. re Requirement: MongoDB Community Server 4.4 or higher Mongo Shell or Internet Browser ures: g Mongo shell, create a database named MongoLab1 and insert the documents w into the employees collection. 2. Remove all the "ReportingTo" field in employees collection where its value is null. 3. Using the $inc operator, update all the documents by increasing their salary by 5000. 4. Update the document of "Reg Rubio" and "lan Tayao" by adding the "Presidenf" to their Reporting field. 5. Find the document where their salary is above " 21,000.00 ". 6. Find the document where their name starts with "S" and "R". 7. Find the document that is not reporting to the "President". 8. Update all the document by adding a sub-document named "contact" with a key-value, "email": "name@gov.ph" (Example: steve.badiola@gov.ph) and "phone": "+1 123456T" (note: +1 value should depend on their rank number)