Xebia Associate Software Engineer Interview Questions and Answers

General questions asked

Q1. Basic tech questions
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Q2. Some codenasked
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Q1. General info asked
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Q1. For freshers they asked simple technical questions
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Q2. And after that in Hr round happened
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There were 2 coding questions asked. If one question is solved you are qualified.

Q1. There are 3 technical interviews. First tech interview is simple. Then the difficulty arise in further rounds.
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Q1. They ask to solve the coding question with different logic.
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They given 2 codes to solve in different programming language

Q1. They asked mostly based on resume 1. write a program from your choice ? 2.Aptitude questions 3.strength and weekness? 4.hobbies?
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Q2. Where do you see yourself after 5 years
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Q1. What is incremental load and how it works?
Ans. 
Incremental load is a process of updating a data warehouse or database by adding only the new or modified data.
• Incremental load is used to minimize the amount of data that needs to be processed and loaded.

• It involves identifying the changes in the source data and applying those changes to the target system.

• Common techniques for incremental load include using timestamps, change data capture, or comparing checksums.

• For e...read more
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Q2. What is the differences between keep and join ?
Ans. 
Keep and join are both used in programming, but they have different meanings and purposes.
• Keep is a method used to filter elements from a collection based on a condition.

• Join is used to combine elements from two or more collections based on a common attribute.

• Keep returns a new collection with only the elements that satisfy the condition.

• Join combines elements from multiple collections into a single collection.

• Keep is ...read more
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Q3. What is synthetic Key and how to remove them ?
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A synthetic key is a composite key created when two or more tables have multiple common fields.
• Synthetic keys occur when there is a many-to-many relationship between tables.

• They can be removed by resolving the underlying data model issues.

• One way to remove synthetic keys is by creating a bridge table to represent the many-to-many relationship.

• Another approach is to concatenate the common fields to create a unique key.

• S...read more
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Q1. Reverse a String
Ans. 
Reverse a given string
• Create a character array from the input string

• Use two pointers to swap characters from start and end of the array

• Continue swapping until the pointers meet in the middle
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Q2. Manipulate data in a column using SQL query
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Use SQL query to manipulate data in a column
• Use UPDATE statement to modify data in a column

• Use SET keyword to specify the new value for the column

• Use WHERE clause to filter the rows that need to be updated
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