Marlabs Associate Interview Questions and Answers

Q1. All based on your skill set
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Problem solving in real time.

Q1. All is based on technical skills like as how to handle the project in different stages, team leader as a role etc.
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Q1. Oops questions microservices design patterns
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Q1. OOP Concept, Design Patterns, Optimisation
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Q1. Salary Discussion
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Q1. Explain random forest
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Random forest is an ensemble learning method that builds multiple decision trees and merges them to improve accuracy and prevent overfitting.
• Random forest is a type of ensemble learning method.

• It builds multiple decision trees during training.

• Each tree is built using a subset of the training data and a random subset of features.

• The final prediction is made by averaging the predictions of all the individual trees.

• Random...read more
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Q2. What is boosting
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Boosting is a machine learning ensemble technique where multiple weak learners are combined to create a strong learner.
• Boosting is an iterative process where each weak learner is trained based on the errors of the previous learners.

• Examples of boosting algorithms include AdaBoost, Gradient Boosting, and XGBoost.

• Boosting is used to improve the accuracy of models and reduce bias and variance.
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Q1. What is authentication in API requests
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Authentication in API requests is the process of verifying the identity of the user or application making the request.
• Authentication ensures that only authorized users or applications can access the API resources.

• API requests are authenticated using tokens, API keys, or other credentials.

• Authentication can be implemented using various protocols such as OAuth, JWT, or Basic Authentication.

• Authentication is important for
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Q2. What are different datatypes in python
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Python has several built-in datatypes including numeric, sequence, and mapping types.
• Numeric types include integers, floats, and complex numbers.

• Sequence types include lists, tuples, and range objects.

• Mapping types include dictionaries.

• Other datatypes include boolean, bytes, and sets.
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Q3. What is generator and decorator
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Generator is a function that returns an iterator. Decorator is a function that takes another function and extends its behavior.
• Generator functions use the yield keyword to return values one at a time.

• Decorators are used to modify the behavior of a function without changing its source code.

• Decorators can be stacked on top of each other to create complex behavior.

• Example of generator: function* myGenerator() { yield 1; y...read more
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Q1. Technical questions on the technology
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Q2. SDLC and STLC and defect life cycle
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Q3. Write test cases for ATM
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Test cases for ATM
• Verify if the ATM is dispensing the correct amount of cash

• Check if the ATM is accepting valid cards and rejecting invalid ones

• Test if the ATM is able to handle multiple transactions in a row

• Ensure that the ATM is properly secured and user data is protected
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Q1. About SQL queries
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Q2. Communication related questions to analyse the fluency
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