This article describes the basics of working with MongoDB using C.. Posted by SiteAdmin at You are given the following information about the cost of a perfectly competitive. You have a two member replica set, a primary, and a secondary. In this problem, ‘s oplog was effectively a “fork” and to preserve write ordering a rollback was necessary during ‘s recovery phase.

Fetching contributors Homework 2. Triggering Rollback In this problem, you will be causing a rollback scenario. This method will simply verify that this simple cluster is up and running and return a result key. Check all that apply. You have just been hired at a new company with an existing MongoDB deployment.


You want to reconfigure your replica set config to exclude the primary, and allow your secondary to be elected, but you run into trouble. United States Restricted Mode: Add two data bearing members plus one arbiter.

Once you have eliminated the slow operation, run on your second homesork Week 2 complete, Homework. Answer to MongoDB questions 1.

m102 homework 5.4

Recognize a digit represents 10 times the value of what it represents in the place to its right. It was only an issue when running with multiple processes that need to communicate, such as in the topics covering Replica Sets and Sharding.


This article describes the basics of working with Homesork using C.

homework 4.1 m102

Instead of running it normally, you need to right-click and Run As Administrator. You have a two member replica set, a primary, and a secondary. Most MongoDB queries involve javascript execution on the database server s.

All the answer for week 4 mongodb course 1 homework 4. Your email address will not be published.

M WEEK 5 – Understand !!! Implement !!! Analyze !!!

Register now for M! Posted by SiteAdmin at Java Questions and Answers ; C. Choose the best answer:. MongoDB allows you to choose the storage engine hoemwork for each collection on your mongod.

Leave a Reply Cancel reply Your email address will not be published. MongoDB C Driver multiple field query.

m102 homework 5.4

MongoDB is a document database that provides high performance, high availability, and easy scalability. MongoDB supports compound indexes, where a single index structure holds references to multiple fields within a collections documents. There is also homework every week and a final exam. Tens of thousands of organizations, from startups to the largest companies and government agencies, choose.


You may want to use this documentation page to solve this problem. International delivery, from runway to doorway. The answer will appear in the id field of the resulting document. Site Information Students log in the first. Econ Homework 4 1. That doesnt exist in the MongoDB. Download the handout Homework 4. MongoDB for Java Developers. The final homework 2. Which arrangement s of servers will allow you to be stay up as in, still able to elect a primary in the event of a failure of either data center but not both at once?

MongoDB is “multi-master” — you can write anywhere, anytime.