🔥Data Analytics Postgraduate Program: https://www.simplilearn.com/pgp-data-...
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Top 25 SQL Interview Questions And Answers by simplilearn is dedicated to help aspiring data analysts and business analysts to understand the SQL principles and be ready to asnwer the toughest SQL Support Interview Questions And Answers.

Here's a sneak peek at some of the key questions we'll be tackling:

What is SQL and why is it important?
Explain the difference between SQL and NoSQL databases.
How do you retrieve unique values from a column?
What is normalization and denormalization?
Demonstrate the use of JOIN operations in SQL.
Write a query to find the second highest salary in a table.
What is an index, and how does it improve query performance?
Discuss ACID properties in the context of database transactions.
How do you handle NULL values in SQL?

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✅ About Post Graduate Program In Data Analytics
This Data Analytics Program is ideal for all working professionals and prior programming knowledge is not required. It covers topics like data analysis, data visualization, regression techniques, and supervised learning in-depth via our applied learning model with live sessions by leading practitioners and industry projects.

✅ Key Features
- Post Graduate Program certificate and Alumni Association membership
- Exclusive hackathons and Ask me Anything sessions by IBM
- 8X higher live interaction in live online classes by industry experts
- Capstone from 3 domains and 14+ Data Analytics Projects with Industry datasets from Google PlayStore, Lyft, World Bank etc.
- Master Classes delivered by Purdue faculty and IBM experts
- Simplilearn's JobAssist helps you get noticed by top hiring companies
- Resume preparation and LinkedIn profile building
- 1:1 mock interview
- Career accelerator webinars

✅ Skills Covered
- Data Analytics
- Statistical Analysis using Excel
- Data Analysis Python and R
- Data Visualization Tableau and Power BI
- Linear and logistic regression modules
- Clustering using kmeans
- Supervised Learning

✅ Enroll Course Now: https://www.simplilearn.com/pgp-data-...

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