Understanding Replication in MongoDB: Intermediate-Level Quiz

The standard replica set deployment for production system is a ___-member replica set.

How many types of members exist in replica set?

Which of the member receives all write operations?

To support replication, the primary records all changes to its data sets in its _______.

MongoDB achieves replication by the use of ______.

Removing a member from the replica set does not always increase the fault tolerance. True or False?

With multiple copies of data on different database servers, replication protects a database from the loss of a single server.

The architecture of a replica set affects the set’s _________ and capability.

A replica set in MongoDB is a group of mongod processes that provide redundancy and high availability. True or False?

Clients have the ability to send read and write operations to different servers. True or False?

By default, an application directs its ____ operations to the primary member.

Replication provides scalability and increases data redundancy. True or False?

_________ replicate operations from the primary to maintain an identical data set.

You may add an extra mongod instance to a replica set as an __________.

Fault tolerance is an effect of replica set size, but the relationship is not direct

_________ play a role in the elections that select a primary if the current primary is unavailable.

To ensure functioning replication, do not store values that are of the _______ regular expression type in the _id field.

If the current primary becomes unavailable, the replica set holds an ______ to choose which of the secondaries becomes the new primary.

When a primary does not communicate with the other members of the set for more than ____ seconds, the replica set will attempt to select another member to become the new primary.

Replication provides redundancy and increases data availability. True or False?