Dhanush InfoTech Hadoop Administrator Interview Questions and Answers

Q1. Basics of python, project related questions
Add your answer
Q2. Basic SQL, few simple problem solving questions
Add your answer

Q1. Interests, hobbies ,general HR questions
Add your answer
Q2. Expected hike, salary, work timings preferred
Add your answer

What is performance testing?

Q1. About load runner
Add your answer

Q1. Sql is the most important , Focus on Joins ,Sub query and Sql basics
Add your answer
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
Answered by AI
Add your answer

Q1. Why should I hire u
Add your answer

Q1. What you did to learn new technology?
Ans. 
I keep myself updated by attending conferences, reading blogs, and taking online courses.
• Attend conferences and workshops to learn from experts

• Read blogs and articles to stay updated on latest trends

• Take online courses and tutorials to gain practical knowledge

• Experiment with new technology by building projects

• Collaborate with peers to learn from their experiences
Answered by AI
Add your answer

Q1. Technical and responsiblities
Add your answer
Q2. Key responsibilites
Add your answer