Amazon Redshift Test

Test duration:

20

min

No. of questions:

10

Level of experience:

Entry Level/Mid/Senior

Amazon Redshift Test

The Amazon Redshift Test helps recruiters and hiring managers evaluate a candidate's proficiency in cloud data warehousing and analytics using Amazon Redshift. It enables organizations to streamline hiring for data engineering and analytics roles by validating skills in query optimization, performance tuning, cluster management, and data integration.

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Amazon Redshift Assessment Test

Amazon Redshift is a fully managed scalable data warehouse service in the cloud that is fast in operation. In AWS Redshift, you can run SQL queries against hundreds of gigabytes of data within a few seconds. It also makes it simple and cost-effective to efficiently analyze all your data using your existing business intelligence tools. Amazon Redshift helps to easily automate most of the common administrative tasks to manage, monitor, and scale data warehouse.

Amazon Redshift assessment test enables hiring managers & recruiters to find the best suitable candidate by assessing his/her data warehouse management skills. Amazon Redshift online test questions are designed & validated by subject matter experts (SMEs) to assess & hire AWS Database Developers as per the industry standards.

Reveal in this blog post: iMocha's Tech Recruitment Guide for Recruiting AWS Developers.

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How it works

Test Summary

The Amazon Redshift skills test helps to screen the candidates who possess the following traits:

Excellent knowledge of Amazon Redshift architecture
Ability to run complex SQL queries
Ability to work on data migration, data loading & data encryption
Working experience in RDS integration & Cloudwatch integration

AWS Redshift pre-employment test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Descriptive Questions, Whiteboard Questions, Audio / Video Questions, AI-LogicBox (AI-based Pseudo-Coding Platform), Coding Simulations, True or False Questions, etc. The Online Amazon Redshift data warehouse test is designed considering EEOC guidelines, and it will help you assess & hire diverse talent without bias.

Explore our handpicked AWS interview questions to evaluate candidates and find the right fit for your team.

Useful for hiring

Amazon Redshift Database Developer
Amazon Database Services SDE
Amazon Redshift
Amazon Redshift Software Development Engineer

Test Duration

20

min

No. of Questions

10

Level of Expertise

Entry Level/Mid/Senior

Topics Covered

Data Warehouse

This Amazon Redshift test evaluates a candidate's understanding of Amazon Redshift as a data warehouse, including architecture, storage, scalability, and data modeling.

Sort Key

This Amazon Redshift test assesses a candidate's knowledge of sort keys in Redshift, focusing on query optimization, performance improvement, and data organization.

Data Migration

This test measures a candidate's ability to migrate data into Redshift from various sources using tools like AWS DMS, S3, and ETL pipelines.

Custer Query

This Amazon Redshift skills test evaluates a candidate's proficiency in running queries across Redshift clusters, including workload management and parallel query execution.

Query Performance

This test assesses a candidate's skills in optimizing query performance through distribution keys, vacuuming, and query execution plans.

Admin Scripts

This test measures a candidate's ability to use administrative scripts for cluster monitoring, user management, backups, and maintenance tasks in Redshift.

Sample Question

Choose from our 100,000+ questions library or add your own questions to make powerful custom tests.

Question type

Multiple Answer

Topics covered

Data Volume cost

Difficulty

Hard

Question:

Q 1. You can keep scaling the cluster horizontally at the expanse of a higher-cost course. Which of the following archiving options are available for you to query the entire data as usual (maybe with a compromise in the querying time) but with a low or no additional cost?
Note: There can be multiple correct answers to this question.

Ensure that all tables have compression SELECT * FROM svv_table_info;. Maximize compression by changing large tables to use ENCODE zstd.

Ensure that all tables have compression SELECT * FROM table_info;. Maximize compression by changing large tables to use ENCODE.

Switch small tables < ~100k rows (depends) to DISTSTYLE ALL (yes this saves space!). Switch from SSD-based nodes (ds2) to HDD nodes (dc2), which have 16x more storage space.

Switch small tables < ~50k rows (depends) to DISTSTYLE ALL (yes this saves space!). Switch from SSD-based nodes (dc2) to HDD nodes (ds2), which have 8x more storage space.