Techolution Associate Engineer Interview Questions and Answers

SQL, English

Q1. Oops concepts, reasoning
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Q1. Basic SQL and MySQL and Advance topics
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Q1. What is your family background?
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Q2. Why are you looking for a change?
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Q3. Where do you see yourself in 5 years?
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Q4. What are your strengths and weaknesses?
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Q5. Tell me about yourself.
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Q1. Basics of Javascript
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Q2. Basics of React.js
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Q1. Question related to oops
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Q2. Question related to coding
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Q3. I was rejected after 2nd round
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Q1. Question related to advanced topic in oops
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Q2. Question related to coding
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Basic aptitude question

Based on puzzle comprehension

Q1. Oops concepts, core java
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Q2. Java 8 stream api and lambda
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Q1. Sql is the most important , Focus on Joins ,Sub query and Sql basics
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Q2. Joining tables with different joins
Ans. 
Joining tables with different joins in SQL
• Use INNER JOIN to return rows when there is at least one match in both tables

• Use LEFT JOIN to return all rows from the left table and the matched rows from the right table

• Use RIGHT JOIN to return all rows from the right table and the matched rows from the left table

• Use FULL JOIN to return rows when there is a match in one of the tables
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Q1. WAP to check palendrom of any number
Ans. 
A program to check if a number is a palindrome or not.
• Convert the number to a string

• Reverse the string

• Compare the original string with the reversed string

• If they are equal, the number is a palindrome
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Q1. Tell something about Polimorphism
Ans. 
Polymorphism is the ability of an object to take on many forms.
• Polymorphism allows objects of different classes to be treated as if they are of the same class.

• It can be achieved through method overloading or method overriding.

• Example: A shape class can have multiple subclasses like circle, square, rectangle, etc. All these subclasses can have a method called area() which can be called on any object of the shape class.

• P...read more
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Q1. Wap to check prime factor
Ans. 
A program to check if a number is a prime factor or not.
• Take input number from user

• Loop through all numbers from 2 to n/2

• If n is divisible by any number, it is not a prime factor

• If n is not divisible by any number, it is a prime factor
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