10+ Fidelity Investments Interview Questions and Answers for Freshers

The person should commit the changes to the database and refresh the view for others to see.

• Commit the changes to the database

• Refresh the view for others to see

• Ensure proper permissions are set for others to access the data

DFC analysis involves identifying and evaluating the direct and indirect costs associated with a project or decision.

• Identify all direct costs, which are expenses that can be directly attributed to the project or decision.

• Identify all indirect costs, which are expenses that are not directly tied to the project but still impact its overall cost.

• Calculate the total cost by adding up all direct and indirect costs.

• Analyze the cost structure to understand where the majority of cos...read more

My investment philosophy is to focus on long-term growth and value investing.

• I believe in conducting thorough research before making any investment decisions.

• I prioritize companies with strong fundamentals and a competitive advantage in their industry.

• I aim to build a diversified portfolio to mitigate risk and maximize returns.

• I follow a disciplined approach and avoid emotional decision-making.

• I believe in staying informed about market trends and economic indicators.

• Example: ...read more

Machine Learning is a branch of artificial intelligence that involves developing algorithms and models that allow computers to learn from and make predictions or decisions based on data.

• Machine Learning involves training algorithms to learn patterns from data and make predictions or decisions without being explicitly programmed.

• It is used in various applications such as recommendation systems, image recognition, natural language processing, and autonomous vehicles.

• Examples of...read more

Commit command is used to permanently save changes made in a transaction in SQL.

• Commit command is used to end a transaction and make all changes permanent.

• It is used to save changes made in a transaction to the database.

• If a transaction is not committed, the changes made will be rolled back.

• Syntax: COMMIT;

React Js is a JavaScript library for building user interfaces.

• React Js is developed and maintained by Facebook.

• It allows developers to create reusable UI components.

• React uses a virtual DOM for better performance.

• React can be used for building single-page applications.

B tree is a self-balancing tree data structure used for indexing and searching large datasets efficiently.

• B trees are commonly used in databases and file systems for indexing

• They have a high fanout factor which reduces the height of the tree and improves search performance

• B trees maintain balance by splitting and merging nodes as needed

• Example: In a database, B tree can be used to quickly locate a specific record based on its key

Quick sort is a divide-and-conquer algorithm that sorts an array by selecting a 'pivot' element and partitioning the array around the pivot.

• Select a pivot element from the array

• Partition the array into two sub-arrays: elements less than the pivot and elements greater than the pivot

• Recursively apply quick sort to the sub-arrays

• Combine the sorted sub-arrays to get the final sorted array