CME Group Senior Data Analyst Interview Questions and Answers

I had been interviewed on the basis of excel test related to advanced excel tecniques.

Q1. I have been interviewed on the basis of alternative assets, finance etc.
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Q2. Tell me about hedge funds
Ans. 
Hedge funds are investment funds that use various strategies to maximize returns for their investors.
• Hedge funds are typically only available to accredited investors due to their complex and risky nature.

• They often use leverage and derivatives to amplify returns, but this also increases the risk of losses.

• Hedge funds charge both a management fee (usually 2%) and a performance fee (usually 20%) based on profits earned.

• S...read more
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Q1. Type of Joins, Syntax of Join
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Joins are used to combine rows from two or more tables based on a related column between them.
• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Syntax of join: SELECT columns FROM table1 JOIN table2 ON table1.column = table2.column

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id
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Q1. Why data analysis and data science
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Data analysis and data science are crucial for extracting valuable insights from large datasets to drive informed decision-making.
• Data analysis and data science help in uncovering patterns and trends within data.

• They enable businesses to make data-driven decisions for improved efficiency and effectiveness.

• These fields also play a vital role in predictive analytics and forecasting.

• Examples include using machine learning...read more
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Q2. Why pgdm in business analytics
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PGDM in Business Analytics provides specialized knowledge and skills for analyzing data to drive business decisions.
• Specialized curriculum focusing on data analysis techniques and tools

• Hands-on experience with real-world data sets

• Opportunities for networking with industry professionals

• Career advancement in the field of business analytics
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Q1. What is K means
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K-means is a popular clustering algorithm used to partition data points into K clusters based on similarity.
• K-means aims to minimize the sum of squared distances between data points and their respective cluster centroids.

• It requires the number of clusters (K) to be specified in advance.

• The algorithm iteratively assigns data points to the nearest cluster centroid and updates the centroids until convergence.

• K-means is se...read more
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Q2. Type 1 and Type 2 error
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Q1. Technical- About banking and its basics.
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Q1. Managerial - Processes and techniques.
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Q1. Basic HR discussion.
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Q1. What is dependency injection
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Dependency injection is a design pattern in which components are given their dependencies rather than creating them internally.
• Dependency injection helps in achieving loose coupling between classes.

• It allows for easier testing by providing mock dependencies.

• There are three types of dependency injection: constructor injection, setter injection, and interface injection.
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Q2. What is state in react
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State in React is a JavaScript object that stores data and determines how a component renders and behaves.
• State is mutable and can be updated using the setState() method

• State should be used for data that will change over time and affect the component's rendering

• State should not be modified directly, use setState() instead
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Q1. Explain how javascript works
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JavaScript is a high-level, interpreted programming language that is used to make web pages interactive.
• JavaScript is a client-side scripting language that runs in the browser.

• It is used to add interactivity to websites, such as form validation, animations, and dynamic content.

• JavaScript code is executed line by line and can manipulate the HTML and CSS of a webpage.

• It can also communicate with servers to retrieve or se
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Q1. Build a to do app in react
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A to do app built in React for managing tasks and deadlines.
• Use React components to create a user interface for adding, editing, and deleting tasks

• Implement state management to keep track of tasks and their completion status

• Utilize local storage or a backend server to persist tasks between sessions
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Q1. Simple question not very hard related to java
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