MONGODB FOR DBA HOMEWORK 5.2

MONGODB FOR DBA HOMEWORK 5.2

So, let’s look at the options they give us: Not that hard really, we just need to remember that arbiters are only useful in elections. You are concerned about two things, however. They are running a single replica set with two members. Posted by SiteAdmin at To allow writes to be replicated, there needs to be a data-bearing primary with a data-bearing secondary to replicate to.

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. When you ask why, they explain that this ensures that the data will be durable in the face of the failure of either server. 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? It was nice to read this Blog. Not that it matters, but Option 3 doesn’t satisfy the first requirement either.

You have just been hired at a new company with an existing MongoDB deployment. To allow writes, the remaining members must have a majority to elect a primary.

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Teju Teju 30 October at Really nice blog post. To allow writes to be replicated, there needs to be a data-bearing primary with a data-bearing secondary to replicate to. Ofr an arbiter 2. Get rid of the traditional ways of marketing and buy a customized email list from us.

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mongodb for dba homework 5.2

Increase the priority of the first server from one to two 4. You are concerned about two things, however. Parana Impact provides you the Email List that you are exactly looking for.

mongodb for dba homework 5.2

Check all that apply. They are running a single replica set with two members. Big Data Hadoop Online Course.

Thanks for sharing such great information. Therefore, we need to add at least one data-bearing member to our current deployment to satisfy that requirement. This is really the mmongodb to the question. Here is the question as written in May Add another data bearing node 5.

Not that hard really, we just need to remember that arbiters are only useful in elections. Posted by SiteAdmin at So we know we need to add a member monhodb our deployment.

So, let’s look at the options they give us: 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?

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Anuj Singh 4 January at 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 nice information. They also explain that should they use a readPreference of “primaryPreferred”, that the application can read from the one remaining server during server maintenance. Our main focus is customer satisfaction. Note that there are two requirements in the question.

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The parts I’ve emboldened are actually the only bits we need to consider. Add two data bearing members plus one arbiter 3.

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You would like to ensure availability of writes during server maintenance. When you ask why, they explain that this ensures that the data will be durable in the face of the failure of either server.

mongodb for dba homework 5.2

One real-time data can change your entire business for good. First, a server is brought down for maintenance once a month. It was nice to read mongkdb Blog.