Newer Post Older Post Home. MongoDB is “multi-master” — you can write anywhere, anytime. Then import into your blog database as follows: Add an arbiter Add two data bearing members plus one arbiter Increase the priority of the first server from one to two. First, a server is brought down for maintenance once a month.
MongoDB MP HW5 answers Using the aggregation framework, calculate the sum total of people who are living in a zip code where the city starts with a digit. You would like to create a replica set that is robust to data center failure. How many products have a voice limit? Then import into your blog database as follows: This comes from how you start the Windows command line interface, cmd. Which of the following are options that will allow you to ensure that failover can occur if the first server goes down? Then when you start your MongoDB processes they will function correctly.
Add another data bearing node.
Add two data bearing members plus one arbiter. Register now for M!
M102 WEEK 5
You only have two data centers available. How many products have a voice limit?
Reconfigure the replica set so that the third member can never be primary. Next, go to the new primary of the set. It contains 3 documents. You only have two data centers available.
MongoDB has a data type for binary data. Then import into your blog database as follows: Once you have eliminated the slow operation, run on your second tab: Which of the following options will allow you to ensure that a primary is available during server maintenance, and that any writes it j102 will replicate during this time?
The data center with the primary goes down, and is expected to remain down for the foreseeable future. Yet to find answer. Once done with that, run homework. None of the above. Choose the best answer:. Your secondary is now the only hoework of your data, and it is not accepting writes. Newer Post Older Post Home.
M WEEK 5 – Understand !!! Implement !!! Analyze !!!
When this is done, the replica set primary steps down, and the set cannot accept writes. You may also like. You are concerned about robustness, however. Do not include the rs. Use “double quotes” around the key s in your document.
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You would like to create a replica set that is robust to m120 center failure. You only have two data centers available. Check homewori that apply:. Increase the number of votes for the first replica set member from one to two. This will simply confirm all the above happened ok. Based on the explain output, which of the following statements below are true? To demonstrate that you have done this, what is the text in the “state” field for the arbiter when you run rs.
You are concerned about two things, however. Once you have it right and are ready to move on, ctrl-c terminate the shell that is still running the homework.
Your secondary is now the only copy of your data, and it is not accepting writes. Once you have two secondary servers, both of which have sync’d with the primary and are caught up, run on your primary: Tens of thousands of organizations, from startups to the largest companies and government agencies, choose.