16 Questions
True or false: MongoDB documents can only be modified before they are created.
False
True or false: MongoDB documents are similar to JSON objects.
True
What is MongoDB?
A non-relational database
What is MongoDB most commonly used for?
Storing short messages from many customers
What is YCSB?
A framework for benchmarking key-value stores
True or false: MongoDB is well-suited for applications that require large amounts of data.
False
What is YCSB?
A framework for benchmarking key-value stores
True or false: YCSB is a framework that is used to benchmark MongoDB databases.
True
What is one way to avoid NUMA issues?
Running the YCSB client on a separate server
What is NUMA?
A memory management issue
True or false: MongoDB is a good choice for applications that require long message data.
False
True or false: NUMA can be avoided by running multiple YCSB clients on a single server.
False
What is the best way to avoid NUMA issues?
Run the YCSB client on a separate server
True or false: NUMA can cause performance issues on a server.
True
When is running multi-instance necessary?
When a single instance of MongoDB is not fully utilizing all the server resources
True or false: It is necessary to run multi-instance to fully utilize server resources when running MongoDB.
False
Study Notes
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MongoDB is a popular, non-relational database that is well-suited for applications that need to store short message data accumulated over time from many customers.
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MongoDB documents are similar to JSON objects, and they can be easily modified after they are created.
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MongoDB is widely adopted by internet companies, especially for social applications scenarios.
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MongoDB is well-suited for applications that need to store short message data accumulated over time from many customers.
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MongoDB is a document-oriented database that is popular for its scalability and ease of use.
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YCSB is a framework that makes it easy to benchmark different key-value stores.
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MongoDB is a good choice for scalability and ease of use, and can be benchmarked with YCSB.
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MongoDB is a good choice for large scale applications.
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NUMA is a memory management issue that can cause performance issues on a server.
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To avoid NUMA issues, it is important to run the YCSB client on a separate server.
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Another option is to use a VM or Container to run multiple YCSB clients on another server.
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Running multi-instance may be necessary in cases where a single instance of MongoDB does not fully utilize all the server resources.
Test your knowledge about MongoDB, a widely adopted non-relational database for applications dealing with short message data. This quiz also covers YCSB, a benchmarking framework for key-value stores, and NUMA issues related to server performance.
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