Elasticsearch 7 and Elastic Stack - In Depth and Hands On! - Quiz: Elasticsearch Concepts and Architecture

The video is a quiz designed to test understanding of Elasticsearch concepts. It covers document schema, explaining how indices define data types and fields. The role of inverted indices in search engines is discussed, highlighting their function in mapping search terms to documents. Shard configuration is explained, detailing how primary and replica shards are calculated. Finally, the video clarifies that Elasticsearch is not limited to full text search but can handle various data types and aggregations.

In Elasticsearch, what defines the structure and data types of the information stored in a document?

• The document itself

• The server configuration

• The cluster settings

• The index and document type

What is the primary function of an inverted index in search engines?

• To balance search requests across the cluster

• To map search terms to documents quickly

• To search phrases in reverse order

• To store document metadata

How many total shards are there if an index is configured with 5 primary shards and 3 replicas?

• 10

• 25

• 20

• 15

Is Elasticsearch limited to full-text search of documents?

• True

• Only for structured data

• Only for numerical data

• False

What can Elasticsearch be used for besides full-text search?

• Only for processing video files

• Only for storing images

• For aggregating and visualizing numerical data

• Only for managing databases