Fusion CX CCA Interview Questions and Answers

Q1. Spark question on optimization
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Q2. SQL writting and optimization
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Maxium sub string and reverse a string

Q1. What is the architecture of Spark?
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Q1. What joins you used
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I have used various types of joins including inner join, left join, right join, and full outer join.
• Used inner join to retrieve records that have matching values in both tables

• Utilized left join to retrieve all records from the left table and matching records from the right table

• Employed right join to retrieve all records from the right table and matching records from the left table

• Utilized full outer join to retrieve ...read more
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Q2. Write query for joins
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Query for joins in SQL to combine data from multiple tables
• Use JOIN keyword to combine data from two or more tables based on a related column

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id
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Easy to medium (30 mins, offline)

Q1. 1. search algorithm 2. sorting
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Q1. Basic about python
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Q1. Basic of Oops and Garbage collection
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Q1. Code Review in c# and also with some network regarding questions
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Aws, scala and cloud concept

Q1. Python question
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