Hello folks 
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Imagine a world where data is the lifeblood of applications. To keep this data #secure, #accessible, and #consistent, MongoDB employs a powerful mechanism called replication. But what exactly is replication, and how does MongoDB make it work so seamlessly? 
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Dive into the heart of this system with MongoDB’s replica set – a group of servers that hold copies of data, led by the ‘Primary’ node.
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Understand how Secondary nodes mirror the primary, how Arbiters play a role in elections, and explore the intricacies of the oplog, the lifeblood of MongoDB’s replication.
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Discover the depth of replica set configurations, read concerns, the election process, and the ingenious mechanism of rollbacks and syncing. Truly, the world of MongoDB replication is vast and intricate.
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