MONGODB DBA HOMEWORK 5.2

It’s maybe a bit of a trick question as the important thing is to relate the requirements to the particular set of options they offer in the answers. Increase the priority of the first server from one to two 4. Big Data Hadoop Online Course. You have just been hired at a new company with an existing MongoDB deployment. Note that there are two requirements in the question.

Thanks for sharing such great information. Check all that apply. It’s maybe a bit of a trick question as the important thing is to relate the requirements to the particular set of options they offer in the answers. To allow writes to be replicated, there needs to be a data-bearing primary with a data-bearing secondary to replicate to. Add another data bearing node 5. When you ask why, they explain that this ensures that the data will be durable in the face of the failure of either server. Add two arbiters Options 1, 3, and 5 do not add a data-bearing member, therefore we can ignore them as they do not satisfy the second requirement:

When this is done, the replica set primary steps down, and the set cannot accept writes. They also explain that should they use a readPreference of “primaryPreferred”, that the application can cba from the one remaining server during server maintenance. This is really the “trick” to the question. Increase the priority of the first server from one to two 4.

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Add another data bearing node 5. Teju Teju 30 October at To allow writes, the remaining members must have a majority to elect a primary. First, a server is brought homeworkk for maintenance once a month. Really nice blog post. Get rid of the traditional ways of marketing and buy a customized email list from us. Add an arbiter 2.

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We have worked with many organizations of all the sizes. Note that there are two requirements in the question.

Thanks for sharing nice information. It was nice to read this Montodb. Second, you also want to ensure that all writes can be replicated during server maintenance.

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Big Data Hadoop Online Course. Which of the following options will allow you to ensure that a primary is available during server maintenance, and that any writes it receives will replicate during this time? Not that hard really, we just need to remember that arbiters are only useful in elections. They are running a single replica set with two members. One real-time 52 can change your entire business mobgodb good. Thanks to share this useful informative blog about MongoDB Training.

The parts I’ve emboldened are actually the only bits we need to consider. Posted by SiteAdmin at Here is the question as written in May Add two arbiters Options 1, 3, and 5 do not add a data-bearing member, therefore we can ignore them as they do not satisfy the second requirement: Thanks for sharing such great information. To allow writes to be replicated, there needs to be a data-bearing primary with a data-bearing secondary to replicate to.

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mongodb dba homework 5.2

When you ask why, they explain that this ensures that the data will be durable in the face of the failure of either server. Add two data bearing members plus one arbiter 3. TIB Academy 17 December at You have just been hired at a new company with an existing MongoDB deployment. Not that it matters, but Option 3 doesn’t satisfy the first requirement either.

mongodb dba homework 5.2

Check homeworrk that apply. It’s maybe a bit of a trick question as the important thing is to relate the requirements to the particular set of options they offer in the answers. Therefore, we need to add at least one data-bearing member to our current deployment to satisfy that requirement.

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