Unlock The Expert Level Databricks Quizzes: Test Your Knowledge!

Welcome to your Unlock The Expert Level Databricks Quizzes: Test Your Knowledge!

This quiz has multiple choice questions and each has only one correct answer.

Total Questions : 20

You have 30 Minutes to complete this quiz

To pass this quiz you need to score 80% or above

Today's Date : 5 July 2025

All the best!!

Name

Which of the following is NOT a feature of Databricks' MLflow?

Deselect Answer

Model registry

Automated model deployment

Experiment tracking

Project packaging

None

What is the primary purpose of Databricks' Photon engine?

Deselect Answer

To optimize image processing workloads

To manage distributed file systems

To accelerate SQL queries on large datasets

To enhance Python execution speed

None

Which of the following is a key feature of Databricks' Unity Catalog?

Deselect Answer

Automated data quality checks and cleansing

Centralized governance for data, analytics, and AI assets

Real-time collaboration tools for data scientists

Automated machine learning model selection

None

What is the purpose of Databricks' Delta Lake technology?

Deselect Answer

To optimize cluster resource allocation

To provide a SQL query engine for data lakes

To offer a unified data management layer for data lakes

To replace traditional data warehouses

None

What is the purpose of Databricks' Delta Live Tables?

Deselect Answer

To automate the creation and management of data pipelines

To provide real-time analytics on streaming data

To optimize table storage for faster query performance

To enable cross-database table joins

None

Which file format is primarily used by Databricks for optimized big data storage and processing?

Deselect Answer

Parquet

ORC

JSON

Avro

None

Which of the following is NOT a valid notebook language in Databricks?

Deselect Answer

JavaScript

Python

SQL

None

What is the purpose of the CONVERT TO DELTA command in Databricks?

Deselect Answer

To migrate a Parquet table to Delta format

To transform unstructured data into a structured Delta table

To convert a Delta table to a different file format

To convert a Spark DataFrame to a Delta table

None

What is the primary difference between Databricks Runtime and Apache Spark?

Deselect Answer

Databricks Runtime includes proprietary optimizations and additional libraries

Databricks Runtime is closed-source while Apache Spark is open-source

Databricks Runtime only supports SQL while Apache Spark supports multiple languages

Apache Spark is cloud-based while Databricks Runtime is on-premises

None

10.

Which of the following best describes Databricks' Koalas library?

Deselect Answer

A library for building neural networks on Spark

A high-performance C++ extension for Spark

A library for processing Koala genome data

A pandas-like API for PySpark DataFrames

None

11.

What is the purpose of Databricks' Auto Loader feature?

Deselect Answer

To automatically scale cluster resources based on workload

To incrementally and efficiently load data into Delta Lake tables

To load balance queries across multiple clusters

To automatically optimize table statistics

None

12.

What is the primary advantage of using Databricks' Photon engine over the standard Spark SQL engine?

Deselect Answer

Better integration with external data sources

Improved query performance through vectorized execution

Support for a wider range of SQL operations

Enhanced support for streaming data processing

None

13.

Which of the following best describes Databricks' Lakehouse architecture?

Deselect Answer

A combination of data lake and data warehouse capabilities

A traditional data warehouse with improved performance

A data warehouse built on top of a data lake

A cloud-native data lake with ACID transactions

None

14.

Which security feature in Databricks allows for fine-grained access control at the row and column level?

Deselect Answer

Dynamic View Functions

Unity Catalog

Table ACLs

Credential Passthrough

None

15.

Which of the following is NOT a supported data source in Databricks SQL?

Deselect Answer

MongoDB collections

Delta Lake tables

Azure Synapse Analytics

External Hive metastore tables

None

16.

Which of the following is NOT a valid cluster mode in Databricks?

Deselect Answer

Distributed Processing

Single Node

High Concurrency

Standard

None

17.

What is the primary language used for developing Databricks Runtime?

Deselect Answer

Python

Java

Scala

None

18.

Which of the following best describes Databricks' Repos feature?

Deselect Answer

A system for managing cluster configurations and libraries

A version control system for notebooks and related assets

A data catalog for discovering and sharing datasets

A centralized repository for storing and managing machine learning models

None

19.

What is the primary purpose of Databricks' Delta Sharing protocol?

Deselect Answer

To optimize data transfer between Databricks clusters

To synchronize Delta tables across multiple cloud providers

To share data between different Databricks workspaces

To enable secure, real-time data sharing across organizations

None

20.

Which of the following is NOT a supported cluster type in Databricks?

Deselect Answer

All-Purpose Compute

SQL Compute

Jobs Compute

Real-Time Compute

None

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