Madanswer Technologies Interview Questions Data|Agile|DevOPs|Python - Recent questions in ElasticSearch

What Are The Main Operations You Can Perform On A Document?

Sat, 25 Feb 2023 21:58:57 +0000

What Are The Main Operations You Can Perform On A Document?

Can you list various types of analyzers in Elasticsearch?

Sat, 25 Feb 2023 21:56:40 +0000

Can you list various types of analyzers in Elasticsearch?

Can you tell me data storage functionality in Elasticsearch?

Sat, 25 Feb 2023 21:56:23 +0000

Can you tell me data storage functionality in Elasticsearch?

What is an Elasticsearch Analyzer?

Sat, 25 Feb 2023 21:55:50 +0000

What is an Elasticsearch Analyzer?

Can you compare between Term-based queries and Full-text queries?

Sat, 25 Feb 2023 21:55:06 +0000

Can you compare between Term-based queries and Full-text queries?

Please explain the working of aggregation in Elasticsearch?

Sat, 25 Feb 2023 21:54:34 +0000

Please explain the working of aggregation in Elasticsearch?

What are the various types of queries that Elasticsearch supports?

Sat, 25 Feb 2023 21:54:11 +0000

What are the various types of queries that Elasticsearch supports?

Please explain relevancy and scoring in Elasticsearch?

Sat, 25 Feb 2023 21:53:40 +0000

Please explain relevancy and scoring in Elasticsearch?

What are the various possible ways in which we can perform a search in Elasticsearch?

Sat, 25 Feb 2023 21:53:05 +0000

What are the various possible ways in which we can perform a search in Elasticsearch?

What is the syntax or code to retrieve a document by ID in Elasticsearch?

Sat, 25 Feb 2023 21:52:33 +0000

What is the syntax or code to retrieve a document by ID in Elasticsearch?

Can you tell me the syntax or code to add a Mapping in an Index?

Sat, 25 Feb 2023 21:51:57 +0000

Can you tell me the syntax or code to add a Mapping in an Index?

What is the syntax or code to delete an index in Elasticsearch?

Fri, 24 Feb 2023 16:54:24 +0000

What is the syntax or code to delete an index in Elasticsearch?

Please explain the procedure to add or create an index in Elasticsearch Cluster?

Fri, 24 Feb 2023 16:54:03 +0000

Please explain the procedure to add or create an index in Elasticsearch Cluster?

Can you define REPLICA and what is the advantage of creating a replica?

Fri, 24 Feb 2023 16:53:44 +0000

Can you define REPLICA and what is the advantage of creating a replica?

Can you explain SHARDS with regards to Elasticsearch?

Fri, 24 Feb 2023 16:53:23 +0000

Can you explain SHARDS with regards to Elasticsearch?

What is a Document with respect to Elasticsearch?

Fri, 24 Feb 2023 16:52:41 +0000

What is a Document with respect to Elasticsearch?

Can you please define Mapping in an Elasticsearch?

Fri, 24 Feb 2023 16:52:25 +0000

Can you please define Mapping in an Elasticsearch?

What is a Type in an Elastic search?

Fri, 24 Feb 2023 16:52:06 +0000

What is a Type in an Elastic search?

What is an index in an Elasticsearch cluster?

Fri, 24 Feb 2023 16:51:34 +0000

What is an index in an Elasticsearch cluster?

What is a Node in Elasticsearch?

Fri, 24 Feb 2023 16:51:11 +0000

What is a Node in Elasticsearch?

Please explain Elasticsearch Cluster?

Fri, 24 Feb 2023 16:50:45 +0000

Please explain Elasticsearch Cluster?

Name 10 companies that have an Elasticsearch as their search engine and database for their application?

Fri, 24 Feb 2023 16:50:19 +0000

Name 10 companies that have an Elasticsearch as their search engine and database for their application?

Can you please give step by step procedures to start an Elasticsearch server?

Fri, 24 Feb 2023 16:49:55 +0000

Can you please give step by step procedures to start an Elasticsearch server?

To install Elasticsearch, what software is required as a prerequisite?

Fri, 24 Feb 2023 16:49:36 +0000

To install Elasticsearch, what software is required as a prerequisite?

Can you state the stable Elasticsearch version currently available for download?

Fri, 24 Feb 2023 16:48:05 +0000

Can you state the stable Elasticsearch version currently available for download?

What is Elasticsearch?

Fri, 24 Feb 2023 16:47:23 +0000

What is Elasticsearch?

Giving memory to filesystem cache ensures ___________.

Tue, 12 Jul 2022 02:35:24 +0000

Giving memory to filesystem cache ensures ___________.

a) Pause search function

b) Efficient search function

c) Slow search function

What kind of disks are recommended for frequent and large indexing?

Tue, 12 Jul 2022 02:35:00 +0000

What kind of disks are recommended for frequent and large indexing?

a) CD/ DVDs

b) SSDs

c) Spinning disks with low RPM

d) None of the options

Where is the cluster.name setting located?

Tue, 12 Jul 2022 02:34:34 +0000

Where is the cluster.name setting located?

a) Within the cluster settings

b) elasticsearch.yml file

c) elasticsearch.xml file

d) Within the node settings

It is always a bad idea to use different Index for different structures.

Tue, 12 Jul 2022 02:34:09 +0000

It is always a bad idea to use different Index for different structures.

a) Correct

b) Incorrect

Use filters when possible and queries when you need the actual scoring from queries.

Tue, 12 Jul 2022 02:33:47 +0000

Use filters when possible and queries when you need the actual scoring from queries.

a) True

b) False

The heap size of JVM is 4 GB at the time of starting the Elasticsearch.

Tue, 12 Jul 2022 02:33:24 +0000

The heap size of JVM is 4 GB at the time of starting the Elasticsearch.

a) True

b) False

discovery.zen.minimum_master_nodes represents ___________.

Tue, 12 Jul 2022 02:32:57 +0000

discovery.zen.minimum_master_nodes represents ___________.

a) the numbers nodes in communication which would elect the data node.

b) The number of nodes in communication which would elect the master node

Putting the cluster on public IP is recommended in Elasticsearch. Choose the relevant option.

Tue, 12 Jul 2022 02:32:34 +0000

Putting the cluster on public IP is recommended in Elasticsearch. Choose the relevant option.

a) Yes, because it helps in securing the clusters.

b) No, always avoid putting clusters on Public IP.

All failed Elasticsearch nodes are automatically detected and replaced by the Amazon ES.

Tue, 12 Jul 2022 02:32:09 +0000

All failed Elasticsearch nodes are automatically detected and replaced by the Amazon ES.

a) Correct

b) Incorrect

There should be same version of JVM across the machines with Elasticsearch.

Tue, 12 Jul 2022 02:31:46 +0000

There should be same version of JVM across the machines with Elasticsearch.

a) True

b) False

Elasticsearch indexes and store data based on the __________.

Tue, 12 Jul 2022 02:31:23 +0000

Elasticsearch indexes and store data based on the __________.

a) Cloud data structure

b) Amazon data structure

c) Lucene data-structure

In Elasticsearch.yml file, under what name is node name represented?

Tue, 12 Jul 2022 02:30:55 +0000

In Elasticsearch.yml file, under what name is node name represented?

a) nodes.name

b) node.name

c) name.node

d) node.names

Which of the following is an ideal RAM size for Elasticsearch on production scale?

Tue, 12 Jul 2022 02:30:01 +0000

Which of the following is an ideal RAM size for Elasticsearch on production scale?

a) 2 GB

b) 6 GB

c) 16 GB

d) 1 GB

While returning large result sets, ensure the use of __________.

Tue, 12 Jul 2022 02:29:04 +0000

While returning large result sets, ensure the use of __________.

a) Scroll API

b) Search API

You can change the IP address to which the elasticsearch is bound in Elasticsearch.yml file.

Tue, 12 Jul 2022 02:28:34 +0000

You can change the IP address to which the elasticsearch is bound in Elasticsearch.yml file.

a) True

b) False

SSD drives are preferred over spinning drives in terms of performance tuning.

Tue, 12 Jul 2022 02:28:05 +0000

SSD drives are preferred over spinning drives in terms of performance tuning.

a) True

b) False

Creating too many shards and indices __________.

Tue, 12 Jul 2022 02:27:39 +0000

Creating too many shards and indices __________.

a) Affects the searching and indexing performance

b) Does not put any effect on performance

node.master is set to true for _____________.

Tue, 12 Jul 2022 02:27:13 +0000

node.master is set to true for _____________.

a) Master-eligible node

b) Ingest node

c) Data node

d) None of the options

Settings of which Elasticsearch file can be tweaked to avoid split-brain as well as tune the performance?

Tue, 12 Jul 2022 02:26:35 +0000

Settings of which Elasticsearch file can be tweaked to avoid split-brain as well as tune the performance?

a) elasticsearch.xml

b) elasticsearch.html

c) elasticsearch.yml

d) elasticsearch.json

Why Elasticsearch is called scalable?

Tue, 12 Jul 2022 02:26:06 +0000

Why Elasticsearch is called scalable?

a) Because it can handle high loads on the system easily

b) Only because creating more shards and indices is easy

c) None of the options

What hinders the performance and causes garbage collection to run for minutes?

Tue, 12 Jul 2022 02:25:40 +0000

What hinders the performance and causes garbage collection to run for minutes?

a) Debugging

b) Swapping

c) Swap space

Search operations on connected clusters is accomplished with the help of _______________.

Tue, 12 Jul 2022 02:25:09 +0000

Search operations on connected clusters is accomplished with the help of _______________.

a) Tribe node

b) Ingest node

What is the impact of split brain syndrome?

Tue, 12 Jul 2022 02:24:26 +0000

What is the impact of split brain syndrome?

a) Indexing requests to any of the nodes will result in adding data to both the shards.

b) Indexing requests to any of the nodes will result in adding no data to any of the shards.

Copying a page of memory to a pre-configured space in the hard disk for freeing up the page of memory is called _____________.

Tue, 12 Jul 2022 02:24:03 +0000

Copying a page of memory to a pre-configured space in the hard disk for freeing up the page of memory is called _____________.

a) Debugging

b) Swapping

c) Swap space