Z X Learning Associate Software Engineer Interview Questions and Answers

First round was coding test in online platform with 5 questions

Q1. Settings a server in Express JS
Ans. 
Setting up a server in Express JS involves creating an instance of the Express application and defining routes.
• Create an instance of the Express application using the 'express' module

• Define routes using the 'app.get', 'app.post', etc. methods

• Listen for incoming requests using the 'app.listen' method

• Configure middleware using the 'app.use' method

• Handle errors using the 'app.use' method with an error handling middleware
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Q2. What are all join table query and Write an example to join 2 tables.
Ans. 
Explaining join table query and providing an example of joining 2 tables.
• Join table query is used to combine data from two or more tables based on a related column between them.

• Types of join include inner join, left join, right join, and full outer join.

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column;
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Via placement got this oppurtunity asked base questions
Coding test on java for factorial all ways
Database qstns

Q1. Manual testing interview questions like sanity, smoke regression etc with basic SQL queries.
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Q2. Automation based questions
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Q1. Automation based questions
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Easy leetcode code 2 questions , HTML5 css javascript simple screen design

Q1. Oop, Simple coding javascript, react basic, sql basic
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3 questions in 3 hr, topics were Dp, Strings, Tree

1hr durations 40 questions, main topics were patterns, profit loss, work man , etc.

Q1. OOPS, JAVA, Mysql, general questsjons
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Q1. What is indexing in dbms and oops qrelated questions
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Q2. Indexing is way to optimize data retrival process
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Common Aptitude along with HTML5, CSS

Q1. Mostly questions were on HTML5,CSS and web development related questions.
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