Splunk is a powerful data analysis and visualization tool used by organizations of all sizes to make sense of their data. When it comes to working with Splunk, understanding the architecture is crucial. In this blog post, we will cover some common Splunk architecture interview questions and provide answers to help you prepare for your next interview.
Top 10 Splunk Architecture Interview Questions and Answers
What are the different components of Splunk architecture?
Splunk architecture is composed of the following components:
- Splunk Forwarder
- Splunk Indexer
- Splunk Search Head
- Splunk Deployment Server
- Splunk Universal Forwarder
- Splunk Heavy Forwarder
What is the role of a Splunk Forwarder?
A Splunk Forwarder is a lightweight component of the Splunk architecture that collects data from various sources and sends it to the Splunk Indexer for processing. Its main role is to collect and send data to the Indexer.
- What is the role of a Splunk Indexer?
A Splunk Indexer is responsible for indexing the data received from Splunk Forwarders. The indexer processes the data and makes it searchable for the Search Head.
What is the role of a Splunk Search Head?
A Splunk Search Head is responsible for searching and visualizing data stored in Splunk Indexers. It provides a web interface for users to search and analyze data.
- What is the role of a Splunk Deployment Server?
A Splunk Deployment Server is responsible for distributing configurations and updates to other Splunk components, such as Forwarders, Indexers, and Search Heads.
- What is the difference between a Universal Forwarder and a Heavy Forwarder?
A Universal Forwarder is a lightweight component that collects data from various sources. And sends it to the Indexer for processing. It is designed to be installed on systems with limited resources. A Heavy Forwarder is a more powerful version of the Universal Forwarder that can perform data transformations. And filtering before sending the data to the Indexer.
- What are the different types of Splunk Forwarders?
Splunk Forwarders come in three different types:
- Universal Forwarder
- Heavy Forwarder
- Light Forwarder
- What is a Splunk Cluster?
A Splunk Cluster is a group of Splunk Indexers working together to provide high availability and scalability. The cluster ensures that data is always available and searchable even if one of the Indexers goes down.
- What is the role of a Splunk License Master?
A Splunk License Master is responsible for distributing licenses to other Splunk components, such as Forwarders, Indexers, and Search Heads. It helps ensure that your organization is compliant with Splunk licensing requirements.
- What is the difference between a Splunk App and a Splunk Add-on?
A Splunk App is a pre-built solution that provides specific functionality, such as security and compliance monitoring. A Splunk Add-on is a component that provides additional data sources, such as Microsoft Exchange or AWS CloudTrail.
In conclusion, Splunk architecture is composed of several components, including Forwarders, Indexers, Search Heads, Deployment Servers, Universal Forwarders, Heavy Forwarders, and Light Forwarders. Understanding the role of each component and how they work together is crucial to successfully using Splunk. By answering these common interview questions, you’ll be well on your way to impressing your interviewer and landing your dream job.
Also, you can go through this Blog for Splunk tutorial that would help your carrier. And also knowledge to find the right job!!