Cloudera Data Analyst Training for Apache Hadoop Quiz Questions and Answers

Impala is an integrated part of a __enterprise data hub.

Answer :
  • Cloudera

What are the two types of Tables in Hive?

Answer :
  • External and Managed tables.

For Apache __ users, Impala utilizes the same metadata.

Answer :
  • Hive

What is the full form of SQL?

Answer :
  • Structured Query Language

What operator tests column for the absence of data?

Answer :
  • IS NULL operator

Which of the following are NOT big data problem(s)?

Answer :
  • both (A) and (C)

Which SQL keyword is used to retrieve only unique values?

Answer :
  • DISTINCT

Which of the following SQL commands is used to retrieve data?

Answer :
  • SELECT

Which of the following are the core components of Hadoop?

Answer :
  • Both (A) and (B)

Pig jobs have the same run time as the native Map Reduce jobs.

Answer :
  • FALSE