Hexaware Technologies Interview Questions, Process, and Tips

Q1. CREATE A FUNCTION BASED ONLOGIC SHARED
Ans. 
Create a function based on shared logic
• Identify common logic that can be reused in multiple functions

• Create a separate function to encapsulate the shared logic

• Call the shared function from other functions where the logic is needed
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Q2. FOR AN ENTITY GIVE DTAILS OF PREVOUS AND NEXT DATE FOR PARTICULAR DEPATMENT
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Q1. Basic dip check
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Q2. Genaral concepts
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Moderate ques related to probality , profit loss, percentage

Q1. Ai based normal ques.
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Q1. Basic dsa ques .
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Q2. Ques related to project
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Q1. Basic question about family just checking communication skill.
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Q1. Difference between single & first in linq
Ans. 
Single returns the only element of a sequence, or a default value if the sequence is empty. First returns the first element of a sequence, or a default value if the sequence contains no elements.
• Single throws an exception if the sequence contains more than one element, while First does not.

• Single is useful when you expect only one element in the sequence, while First is used when you just need the first element.

• Example...read more
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Q2. Difference between ref & out keyword
Ans. 
ref is used for passing a variable by reference, out is used for returning a value from a method
• ref keyword is used to pass a variable by reference, allowing the method to modify the variable

• out keyword is used to return a value from a method, the variable passed must be assigned a value within the method

• ref parameters must be initialized before passing to the method, out parameters do not need to be initialized
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Q1. Types of cluster in data bricks??
Ans. 
Types of clusters in Databricks include Standard, High Concurrency, and Single Node clusters.
• Standard cluster: Suitable for running single jobs or workflows.

• High Concurrency cluster: Designed for multiple users running concurrent jobs.

• Single Node cluster: Used for development and testing purposes.
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Q2. Highest 2nd salary in the employee table?
Ans. 
To find the highest 2nd salary in the employee table, you need to use SQL query with the ORDER BY and LIMIT clauses.
• Use SQL query with ORDER BY clause to sort salaries in descending order

• Use LIMIT 1,1 to get the second highest salary
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Q3. Find the duplicate row ?
Ans. 
Use SQL query with GROUP BY and HAVING clause to find duplicate rows.
• Use GROUP BY to group rows with same values

• Use HAVING COUNT(*) > 1 to filter out duplicate rows

• Example: SELECT column1, column2, COUNT(*) FROM table_name GROUP BY column1, column2 HAVING COUNT(*) > 1
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Q4. What is Azure synapse architecture?
Ans. 
Azure Synapse is a cloud-based analytics service that brings together big data and data warehousing.
• Azure Synapse integrates big data and data warehousing capabilities in a single service

• It allows for data ingestion, preparation, management, and serving for BI and machine learning

• Supports both serverless and provisioned resources for data processing

• Offers integration with Azure Machine Learning, Power BI, and Azure Dat
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Q1. Tell me about yourself
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Q2. Tell me about your hobbies
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Verbal reasoning and filling nouns and clusters

Hr final round seems to be about company shift timings and confirmation