Neo4j Interview Questions

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If you're looking for Neo4j Interview Questions for Experienced or Freshers, you are at right place. There are lot of opportunities from many reputed companies in the world. According to research Neo4j has a market share of about 0.5%. So, You still have opportunity to move ahead in your career in Neo4j Development. Mindmajix offers Advanced Neo4j Interview Questions 2018 that helps you in cracking your interview & acquire dream career as Neo4j Developer.

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Q. Explain what is Neo4j?

Neo4j - An open-source NoSQL graph database management system that developed by Neo4j, Inc.

Q. Neo4j Vs MongoDB?

Neo4j MongoDB
Primary database model is Graph DBMS. Primary database model is Document Store.
Implemented in Java and Scala.  Impleted in C++ Langauage.    
Neo4j has optional schema. MongoDB is schema-free.
It uses Cypher query language, Java API, Neo4j-OGM, Spring Data Neo4j, TinkerPop 3 Proprietary protocol using JSON
Uses triggers  No triggers are used

Q. Explain how can we delete/create databases in Neo4j?

Just remove the whole graph directory using rm -rf, as Neo4j is not storing anything outside that:

rm -rf data/*

Q. Neo4J written in which language?

Neo4J is written Java and Scala.

Q. Which query language does Neo4j uses?

Neo4j uses CQL (Cypher Query Language).

Q. Can we fragment a Neo4J graph easily across multiple servers?

No, Its not so easy to fragment a Neo4J graph across multiple servers, as the data is made directly from the related.

Checkout Neo4j Tutorials

Q. Brief Neo4j CQL LIMIT clause?
For filtering or limiting the number of rows that return by a query, we use Neo4j CQL LIMIT clause.

Q. What  is the IN Operator syntax?
IN Operator Syntax: IN[ ]

Q. CREATE UNIQUE is used for?
CREATE UNIQUE used for fixing the graph structures.

Q. Which is fastest to handle graphs, MYSQL or Neo4j?

To handle graphs Neo4j is the fastest one compared to MYSQL.

Q. Which architecture allows for remote server?

REST architecture, that allows neo4j for remote servers.


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