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Interview Questions

Real questions from top companies

700+ Easy450+ Medium650+ Hard
All CategoriesBehavioralSpark/Big DataSQLPython/CodingSystem Design/ArchitectureCloud/ToolsGeneral/Othereasymediumhard
441

What is Secret Scope, and how is it used in Databricks?

Cloud/Toolseasy0.3 min read
PWC
β†’
442

What is Unity Catalog, and how is it implemented in your project?

Cloud/Toolseasy0.4 min read
Cognizant
β†’
443

What is XCom in Airflow?

Cloud/Toolseasyairflow0.4 min read
Tech Mahindra
β†’
444

What is the difference between S3 and EFS? When would you use each?

Cloud/Toolseasyetl0.5 min read
Wipro
β†’
445

What is the role of AWS KMS in securing sensitive data?

Cloud/Toolseasy0.4 min read
Nielsen
β†’
446

What is your experience with cloud technologies?

Cloud/Toolshardbigqueryetloptimization0.3 min read
Thoughtworks
β†’
447

What metrics would you track in CloudWatch for a Kinesis-based pipeline?

Cloud/Toolseasy0.3 min read
Capco
β†’
448

What role does Amazon Macie play in securing sensitive data in S3?

Cloud/Toolseasy0.3 min read
Capco
β†’
449

What steps would you take to secure data stored in S3?

Cloud/Toolseasy0.3 min read
Capco
β†’
450

What techniques do you use to balance compute costs and performance in cloud-based data solutions?

Cloud/Toolshardoptimizationpartition0.4 min read
Swiggy
β†’
451

What types of queries would not be efficient in Athena?

Cloud/Toolshardjoinoptimizationpartition0.4 min read
Capco
β†’
452

Which AWS services do you use for data ingestion and processing?

Cloud/Toolshardetlsparksql0.3 min read
Moonfare
β†’
453

Which cloud services (AWS or others) did you leverage in your project? Why?

Cloud/Toolseasyspark0.3 min read
Wipro
β†’
454

Why specific cloud services (AWS Glue, EMR) were chosen for scalability and cost-effectiveness

Cloud/Toolseasyetlspark0.4 min read
PayPal
β†’
455

Write Terraform configurations for configuring an EC2 machine

Cloud/Toolseasy0.4 min read
JP Morgan
β†’
456

Write code to upload Parquet files to an S3 bucket using boto3

Cloud/Toolseasy0.2 min read
Walmart
β†’
457

ACID Properties

General/Othereasy0.3 min read
Presidio
β†’
458

APPLY Operator - CROSS APPLY and OUTER APPLY

General/Othermediumjoinsql0.3 min read
Kaseya
β†’
459

About Jira

General/Othereasy0.2 min read
Verizon
β†’
460

Agile Methodologies - sprint planning, standups, retrospectives

General/Othereasy0.3 min read
Nihilent
β†’

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