Practice Test

True or False: Amazon EMR accepts scripting.

  • True
  • False

Answer: True

Explanation: Amazon EMR is widely used for scripting. Through EMR, you can run and process vast amounts of data quickly and cost-effectively.

True or False: AWS Glue accepts scripting.

  • True
  • False

Answer: True

Explanation: AWS Glue makes it easy to prepare, load, and normalize your data for analytics. It accepts scripting and is commonly used for data transformation and preparation tasks.

What is a feature of Amazon Redshift concerning scripting?

  • a) Does not allow scripting
  • b) Allows scripting but only in Python
  • c) Allows scripting
  • d) Allows scripting but only in Java

Answer: c) Allows scripting

Explanation: Amazon Redshift allows the execution of SQL scripts as well as supports Python scripting through the use of stored procedure functionality.

True or False: AWS Lambda is suitable for running scripts.

  • True
  • False

Answer: True

Explanation: AWS Lambda lets you run pieces of code (scripts) without provisioning or managing servers, supporting numerous programming languages, including Node.js, Python, and Java.

Multiple Select: Which AWS services natively accept scripting? (Choose all that apply)

  • a) AWS EC2
  • b) Amazon RDS
  • c) AWS Glue
  • d) Amazon EMR

Answer: c) AWS Glue, d) Amazon EMR

Explanation: Both AWS Glue and Amazon EMR natively accept scripting. AWS EC2 can run scripts on its instances, but it does not natively accept scripting. Amazon RDS is a database service and doesn’t inherently incorporate scripting.

True or False: AWS Step Functions does not accept scripting.

  • True
  • False

Answer: False

Explanation: AWS Step Functions lets you coordinate multiple AWS services using visual workflows. It can include tasks like running scripts or queries against data services.

True or False: Amazon Athena is a service that accepts scripting.

  • True
  • False

Answer: True

Explanation: Amazon Athena uses standard SQL for queries, so you can use scripting to automate these queries or integrate them with other services.

Multiple Select: Which types of scripting are accepted by Amazon Redshift?

  • a) SQL
  • b) Python
  • c) Ruby
  • d) Java

Answer: a) SQL, b) Python

Explanation: Redshift supports SQL through PostgreSQL compatibility for querying data, and Python for stored procedures, but it doesn’t support Java or Ruby for scripting.

True or False: You can perform scripting tasks in the AWS IAM for policy automation.

  • True
  • False

Answer: False

Explanation: AWS IAM primarily deals with user and application permissions. While you can use AWS CLI scripts to perform some administrative tasks, IAM itself doesn’t accept scripting in service.

Multiple Select: Which AWS services can be scripted using AWS SDK (Software Development Kit)?

  • a) Amazon S3
  • b) AWS Lambda
  • c) Amazon DynamoDB
  • d) All of the above

Answer: d) All of the above

Explanation: The AWS SDK allows scripts to programmatically control AWS resources. You can therefore perform scripting tasks on most AWS services, including Amazon S3, AWS Lambda, and Amazon DynamoDB.

True or False: AWS CloudFormation accepts scripting.

  • True
  • False

Answer: True

Explanation: AWS CloudFormation allows the use of JSON or YAML scripting to model and provision AWS resources. The scripts detail the specifications of the resources and their properties.

Which service would you use for scripting your ETL jobs in AWS?

  • a) Amazon Athena
  • b) Amazon Redshift
  • c) AWS Glue
  • d) Amazon S3

Answer: c) AWS Glue

Explanation: AWS Glue is used to automate the challenging, time-consuming tasks of data discovery, conversion, mapping, and job scheduling. It can script ETL jobs effectively.

Interview Questions

Which AWS service is a fully managed extract, transform, and load (ETL) service that makes it easy to prepare and load your data for analytics?

AWS Glue is a fully managed extract, transform, and load (ETL) service that makes it easy to prepare and load your data for analytics.

What kind of scripts does Amazon EMR accept?

Amazon EMR accepts scripts that are compatible with Apache Hadoop such as Hive, Pig, and MapReduce scripts.

Is it possible to run a Python script in AWS Glue?

Yes, AWS Glue supports Python and Scala scripts.

Which service is a fully managed data warehousing service in the cloud that lets you analyze your data using your existing business intelligence tool?

Amazon Redshift is a fully managed data warehousing service in the cloud.

Can I use AWS Glue to convert my data into columnar formats for analytics?

Yes, you can use AWS Glue to convert your data into columnar formats to optimize for analytics.

What is Amazon EMR’s relation to Hadoop?

Amazon EMR is a web service that makes using Hadoop and other Apache tools easy, quick, and cost-effective.

Does AWS Redshift allow me to run complex SQL queries?

Yes, Amazon Redshift lets you run complex SQL queries against large amounts of data.

What does AWS Glue use to generate ETL code?

AWS Glue uses a combination of automatic code generation and user-written code.

Can Amazon Redshift be used with other data processing tools like Apache Spark?

Yes, you can use Apache Spark along with Amazon Redshift to further process and analyze your data.

Does Amazon EMR support real-time data processing?

Yes, Amazon EMR supports real-time data processing by integrating with Apache Spark and Hudi.

Can I automate data movement between different AWS services using AWS Glue?

Yes, AWS Glue can automate data movement and transformation between different AWS services.

Can Amazon Redshift handle petabyte-scale data?

Yes, Amazon Redshift is designed to handle petabyte-scale data from many types of applications.

How flexible is Amazon EMR in terms of instance types and configurations?

Amazon EMR is flexible and allows you to select different instance types, quantities, and configurations to meet your specific requirements.

What type of scheduler does AWS Glue use for jobs and crawlers?

AWS Glue uses a serverless Apache Spark scheduler for jobs and crawlers.

Can you use Amazon Redshift to combine structured and unstructured data for analysis?

Yes, Amazon Redshift facilitates data analysis by allowing you to combine structured and unstructured data.

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