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  The technological landscape continues to grow and introduce more new challenges this year. With the rapid growth of big data, AI, cloud,   tech companies everywhere are demanding highly skilled IT professionals. Now, organisations of all sizes are indeed paying a lump sum to those who are capable to bridge the rising tech skill gap with their further education certifications and work experience. Wouldn’t you want to know the highest paid IT jobs in India? 1. AI/ML Architect  Applying various research methodologies, they develop Machine Learning models and are responsible to choose the latest technology frameworks to offer the best solutions to clients.  Salary Trend for AI Architect in 2022-23 According to  AmbitionBox , Artificial Intelligence Architect salary in companies lik e TCS ranged between ₹ 22.5 Lakhs to ₹ 28.8 Lakhs. Salary Trend for AI Architect in 2024-25 In this year and next, current AmbitionBox data shows Artificial Intelligence Architect salar...

  Most Frequently Asked Data Analyst Interview Questions     1.   What are some of the data validation methodologies used in data analysis? Many types of data validation techniques are used today. Some of them are as follows: Field-level validation: Validation is done across each of the fields to ensure that there are no errors in the data entered by the user. Form-level validation: Here, validation is done when the user completes working with the form but before the information is saved. Data saving validation: This form of validation takes place when the file or the database record is being saved. Search criteria validation: This kind of validation is used to check whether valid results are returned when the user is looking for something.   2.What is the difference between the concepts of recall and the true positive rate? Recall and the true positive rate, both are totally identical. Here’s the formula for it: Recall = (True positive)/(True positive + False n...

    Data Analyst Interview Questions and Answers PART-1 1.What Is Data Visualization? How Many Types of Visualization Are There? Data visualization is the practice of representing data and data-based insights in graphical form. Visualization makes it easy for viewers to quickly glean the trends and outliers in a dataset.  There are several types of data visualizations, including:  Pie charts  Column charts Bar graphs Scatter plots Heat maps Line graphs Bullet graphs Waterfall charts 2.What Is a Hashtable? A hashtable is a data structure that stores data in an array format using associative logic. The use of arrays means that every value is given its own index value. This makes accessing the data easy.  3.How Would You Define a Good Data Model? A good data model exhibits the following:  Predictability : The data model should work in ways that are predictable so that its performance outcomes are always dependable.  Scalability:  The data model’...