Q. All read preference modes except _______ may return stale data.

View solution

Q. Which of the following preference does not affect the visibility of data?

View solution

Q. Which of the following collections work in a way similar to circular buffers?

View solution

Q. Point out the correct statement.

View solution

Q. _________ stores a log of the operations in a replica set.

View solution

Q. ___________ is also used to pre-allocate space for an ordinary collection.

View solution

Q. Point out the wrong statement.

View solution

Q. If you perform a ________ on a capped collection with no ordering specified, MongoDB guarantees that the ordering of results is the same as the insertion order.

View solution

Q. Which of the following should is used to check whether collection is capped or not?

View solution

Q. ___________ convert a non-capped collection to a capped collection.

View solution

Q. _________ command creates the capped collection and imports the data.

View solution

Q. Which of the following command obtains a global write lock and will block other operations until it has completed?

View solution

Q. Which of the following collection do not support the TTL property?

View solution

Q. Point out the correct statement.

View solution

Q. If the indexed field in a document is not a _____ or an array that holds a date value(s), the document will not expire.

View solution

Q. Point out the correct statement.

View solution

Q. Secondary members replicate _________ operations from the primary.

View solution

Q. A collection with a TTL index has __________ enabled.

View solution

Q. Which field does not support TTL indexes?

View solution

Q. You cannot use _________ to change the value of expireAfterSeconds of an existing index.

View solution