Atos Developer Interview Questions and Answers

Q1. Reverse a string
Ans. 
Reverse a given string by iterating through it backwards and appending each character to a new string.
• Create a new empty string to store the reversed string

• Iterate through the original string from the last character to the first character

• Append each character to the new string

• Return the new string as the reversed string
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Q2. Pallindrome number
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Q1. Java related questions mostly
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Coding round with manager or lead

GD on common topics like Gen AI , tell about yourself, speak with team

Q1. What is Azure Databricks
Ans. 
Azure Databricks is a unified analytics platform that combines big data processing and machine learning.
• Collaborative environment for data scientists, data engineers, and business analysts

• Integrated with Azure services for data storage, processing, and analytics

• Supports popular programming languages like Python, Scala, and SQL

• Provides tools for data visualization and machine learning model development
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Q2. What is cache in Databricks
Ans. 
Cache in Databricks is a mechanism to store intermediate results of computations for faster access.
• Cache in Databricks is used to store intermediate results of computations in memory for faster access.

• It helps in reducing the time taken to recompute the same data by storing it in memory.

• Data can be cached at different levels such as DataFrame, RDD, or table.

• Example: df.cache() will cache the DataFrame 'df' in memory fo
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Q1. Expalin what is ABAP dictionary Events in ALV report Have you worked on oops abp
Ans. 
ABAP Dictionary is a central repository for data definitions used in SAP applications. ALV report events are user actions in ALV grid. OOPs ABAP is object-oriented programming in ABAP.
• ABAP Dictionary is used to define and manage data definitions in SAP applications

• ALV report events include user actions like clicking on a row or column header

• OOPs ABAP allows for object-oriented programming concepts like classes and inhe
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Q1. Main reason to change current organization
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Q1. Authentication and authorisation
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Q1. Basics of any programming language required
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Q1. Good communication required
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Q1. Write a python code that will check all data in databricks and email the % error contains in that data. Implement encryption security
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