Deltax DOT NET Developer Interview Questions and Answers

Q1. Spark architecture.
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Q2. Narrow and wide transformations
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Q1. Tell me about yourself.
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I am a passionate developer with experience in web development and a strong interest in new technologies.
• Experienced in web development using HTML, CSS, JavaScript, and various frameworks like React and Angular

• Familiar with backend technologies such as Node.js and Express

• Strong problem-solving skills and ability to work well in a team environment
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Q2. Explain your past projects.
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Project assigned for creating new website

Q1. Interview with reporting managers virtually
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Q2. About the previous role
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Q1. HR asked about the previous job and all
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Q1. Tel me about your project
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Q2. What is pca in ml
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PCA stands for Principal Component Analysis, a dimensionality reduction technique used in machine learning.
• PCA is used to transform a dataset into a lower-dimensional space while retaining most of the original information.

• It identifies the directions (principal components) in which the data varies the most.

• The first principal component captures the maximum variance in the data, followed by the second, and so on.

• PCA is ...read more
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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.
• Allows for easier testing by injecting mock dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Commonly used in frameworks like Spring in Java
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Q1. Basic android questions
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Q1. Normal introduction was asked
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Q2. Description of the previous role
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Q3. Roles and responsibilities
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Not applicable , this was final round