RNF Technologies Email Marketing Executive Interview Questions and Answers

Basic DS and JS questions

Q1. JS and Cloud related questions
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Q1. System design and cloud related questions
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Q1. SQL related basics & other bi basics
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Q2. Joins and functions
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Q1. Sql basics and other bi basics
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Q2. Joins practical
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Q1. Regrading Self join query
Ans. 
A self join query is used to join a table to itself in a SQL query.
• Self join is used when a table needs to be joined with itself to compare rows within the same table.

• It requires aliasing the table with different names to distinguish between the two instances of the same table.

• Commonly used in hierarchical data structures or when comparing related rows in a table.
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Q2. Group by query per catagory
Ans. 
Group by query is used to group data based on a specific category.
• Use the GROUP BY clause in SQL to group data based on a specific column

• Aggregate functions like COUNT, SUM, AVG can be used with GROUP BY to perform calculations on grouped data

• Example: SELECT category, COUNT(*) FROM products GROUP BY category
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Q1. Tell me about yourself
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Q2. Tell about yourself
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Q3. Hobbies what you have
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Q4. How is your studies going
Ans. 
My studies are going well, I am currently learning new programming languages and working on various projects.
• Studying programming languages like Java, Python, and C++

• Working on projects involving web development and data analysis

• Attending coding bootcamps and online courses to enhance my skills
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Q5. Solve the program
Ans. 
This program solves a specific problem related to software engineering concepts.
• Understand the problem requirements clearly.

• Break down the problem into smaller, manageable parts.

• Use appropriate data structures for efficient solutions, e.g., arrays, lists.

• Consider edge cases and test your solution thoroughly.
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Q1. Job responsibilities, AWS services, devops tools, gift,docker,jenkinsetc..
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Q1. Linux commands, project flow, brief explanations of tools which are used in the project , scripting
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Q1. Negotiation on salary and required certificates, joining date,,,
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Q1. Application type question
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Q1. What are the oops concepts?
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Q2. What are the annotations we used in springboot application?
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Q3. What is abstract n abstarct methods in java
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Q4. Java 8 futures?
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