HCLTech Senior Software Engineer Interview Questions, Process, and Tips

Q1. Session management
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Q2. Ado.net and entity framwork
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Q3. Asp.net life cycle
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Q4. Triggers in sql
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Triggers in SQL are special stored procedures that are automatically executed when certain events occur in a database.
• Triggers can be used to enforce business rules, maintain referential integrity, and automate tasks.

• There are two main types of triggers: BEFORE triggers and AFTER triggers.

• Examples of trigger events include INSERT, UPDATE, and DELETE operations on a table.
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Q5. What is cursor in SQL
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A cursor in SQL is a database object used to retrieve and manipulate data row by row.
• A cursor allows for sequential processing of query results.

• It can be used to update or delete specific rows in a result set.

• Cursors can be declared, opened, fetched, and closed in SQL.

• Example: DECLARE cursor_name CURSOR FOR SELECT column1, column2 FROM table_name;
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Coding challenge was performed on basic of the tech stack, algorithms

Q1. Questions based on the previously worked projects
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Q2. A little aptitude
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Given a task, to create a spring boot project to find all the words from a given string and a list of words as a dictionary available.

Q1. Find the second highest number by using Java Stream, What are the new changes in Java 8 from Java 7. HashMap and HashSet internal implementation.
Ans. 
Using Java Stream to find the second highest number, Java 8 changes, HashMap and HashSet internal implementation.
• Use Java Stream to sort the numbers in descending order and skip the first element to get the second highest number.

• Java 8 introduced lambda expressions, functional interfaces, Stream API, default methods in interfaces, and new Date and Time API.

• HashMap uses buckets to store key-value pairs, while HashSet us...read more
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Q2. CompletableFuture, Design Patterns
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Q1. Asked regarding frameworks in automatically worked in project
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