What Skills Does a Data Engineer Need?

Mention some of Hadoop’s key attributes.

How does orchestration work?

Which two messages does NameNode get from DataNode?

What are the differences between an operational database and a data warehouse?

Differentiate between a data engineer and data scientist.

Describe the fundamental idea underlying the Apache Hadoop Framework.

What does a skewed table mean in Hive?

As a data engineer, how would you go about creating a new analytical product?

List the standard port numbers on which Hadoop’s task tracker, NameNode, and job tracker operate.