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You are working on a mobile application that will be using AWS ElastiCache for caching application data to reduce latency & improve throughput.

asked Jul 11, 2024 in AWS by DavidAnderson

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You are working on a new project involving the creation of Lambda functions for a Serverless Web Application.

asked Jul 11, 2024 in AWS by DavidAnderson

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A developer working on an AWS CodeBuild project wants to override a build command as part of a build run to test a change.

asked Jul 11, 2024 in AWS by DavidAnderson

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Which of the following is the best way to update an S3 notification configuration when a ion needs to be referred by an S3 bucket after new objects are created in the bucket?

asked Jul 11, 2024 in AWS by DavidAnderson

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An organization's application needs to monitor application-specific events with a standard AWS service. The service should capture the number of logged-in users and trigger events accordingly.

asked Jul 11, 2024 in AWS by DavidAnderson

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A Developer is migrating an on-premises web application to the AWS Cloud. The application currently runs on a 32-processor server and stores session state in memory.

asked Jul 11, 2024 in AWS by DavidAnderson

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You have created REST API using API Gateway. Which of the following mechanism can be used to deny specific IP Addresses from accessing API Gateway?

asked Jul 10, 2024 in AWS by DavidAnderson

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You are a developer for a company. You have to develop an application that would transfer the logs from several EC2 Instances to an S3 bucket.

asked Jul 10, 2024 in AWS by DavidAnderson

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A company has hired you for its on-going development project. The project entails streaming data onto Amazon Kinesis streams from various log sources. You need to analyze real-time data using standard SQL.

asked Jul 10, 2024 in AWS by DavidAnderson

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Your team is currently managing a set of applications for a company in AWS. There is now a requirement to carry out Blue Green deployments for the future set of applications.

asked Jul 10, 2024 in AWS by DavidAnderson

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When the build is run, you are getting the below error. Error: "The bucket you are attempting to access must be addressed using the specified endpoint..." When Running a Build.

asked Jul 10, 2024 in AWS by DavidAnderson

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Your development team is planning on working with Amazon Step Functions.

asked Jul 10, 2024 in AWS by DavidAnderson

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You are developing an application that is working with a DynamoDB table. During the development phase, you want to know how much of the Consumed capacity is being used for the queries being fired.

asked Jul 10, 2024 in AWS by DavidAnderson

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Your team has currently developed an application using Docker containers. As the development lead, you now need to host this application in AWS.

asked Jul 10, 2024 in AWS by DavidAnderson

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You've been hired as a developer to work on an application. This application is hosted on an EC2 Instance and interacts with an SQS queue.

asked Jul 10, 2024 in AWS by DavidAnderson

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You've just created an AWS Lambda function. You're running the function, but the output of the function is not as expected.

asked Jul 10, 2024 in AWS by DavidAnderson

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Explain the concept of gradient boosting. How does it work in the context of XGBoost?

asked Jul 10, 2024 in XGBoost by Robindeniel

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How does XGBoost differ from random forests?

asked Jul 10, 2024 in XGBoost by Robindeniel

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What is meant by 'regularization' in XGBoost and how does it help in preventing overfitting?

asked Jul 10, 2024 in XGBoost by Robindeniel

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How does XGBoost handle missing or null values in the dataset?

asked Jul 10, 2024 in XGBoost by Robindeniel

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Can you explain the differences between gradient boosting machines (GBM) and XGBoost?

asked Jul 10, 2024 in XGBoost by Robindeniel

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What is XGBoost and why is it considered an effective machine learning algorithm?

asked Jul 10, 2024 in XGBoost by Robindeniel

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What is the primary purpose of a validation set in the context of model training?

asked Jul 10, 2024 in Machine Learning by SakshiSharma

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What is the primary advantage of using gradient boosting algorithms like XGBoost or LightGBM?

asked Jul 10, 2024 in Machine Learning by SakshiSharma

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Which machine learning algorithm is designed to handle sequential data and has been widely used in speech recognition and natural language processing?

asked Jul 10, 2024 in Machine Learning by SakshiSharma

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Which technique is used for reducing the variance of a machine learning model by combining predictions from multiple models?

asked Jul 10, 2024 in Machine Learning by SakshiSharma

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Which method is used for reducing the learning rate during the training of neural networks to avoid overshooting the optimal weights?

asked Jul 10, 2024 in Machine Learning by SakshiSharma

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In the context of neural networks, what is the term for the process of updating the model’s weights to minimize the error during training?

asked Jul 8, 2024 in Machine Learning by rajeshsharma

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Which machine learning algorithm is particularly well-suited for dealing with textual data and is based on probability theory?

asked Jul 8, 2024 in Machine Learning by rajeshsharma

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Which technique is used for handling missing data in machine learning datasets?

asked Jul 8, 2024 in Machine Learning by rajeshsharma

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