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Top Data Analyst Interview Questions
access_time 1730572200000 face Vamsi Bhavani
Top Data Analyst Interview Questions 1. What are the differences between data analysis and data mining? Answer: Data Analysis: The process of inspecting, cleaning, transforming, and modeling data to discover useful information, draw conclusions, and support decision-making. Purpose: Used to generat...
Top 25 SQL Interview Questions
access_time 1709577000000 face Vamsi Bhavani
Top 25 SQL Interview Questions 1. What is SQL? Briefly explain its purpose and applications. Answer: SQL (Structured Query Language) is a specialized language used to interact with relational databases. Its primary purpose involves: Retrieving data: Selecting specific data from tables based on vari...
Java Interview Questions Part 1 - Vamsi Bhavani
access_time 1699595580000 face Vamsi Bhavani
Java Interview Questions Part 1 - Vamsi Bhavani 1. What is the difference between == and .equals() in Java for comparing objects? The == operator compares object references, checking if they refer to the same object..equals() is a method that should be overridden in classes to compare the actual con...