VEL Tech University Engineering Student Interview Questions and Answers

Quantity aptitude,general IQ level question

Current news paper question, how to improve university education level.

Q1. Self introduction, current affairs questions. Education level questions etc
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Quantitative Aptitude basic questions, Logical and Verbal

1 hour test based on knowledege

Write a pivot dinamic column from rows in SQL server.

Q1. Clustered and non clustered indexing in SQL server
Ans. 
Clustered indexing physically reorders the data in the table, while non-clustered indexing creates a separate structure.
• Clustered indexing determines the physical order of data rows in a table based on the indexed column.

• Non-clustered indexing creates a separate structure that contains the indexed column's values and pointers to the actual data rows.

• Clustered indexes are faster for retrieval but slower for inserts and ...read more
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Q2. Nested loops in SQL server
Ans. 
Nested loops in SQL server are used to iterate through multiple levels of data.
• Nested loops are used when you need to iterate through a set of data within another set of data.

• They can be implemented using nested SELECT statements or JOIN clauses.

• Example: SELECT * FROM table1 t1 INNER JOIN table2 t2 ON t1.id = t2.id WHERE t1.column = 'value'
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Repository pattern in asp.net core API

Questions based on Machine Learning, python, and SQL

Data set was given to analyze and make predictions.

Q1. SQL, python, power Bi, machine learning
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