What should the Specialist do to optimize the data for training on SageMaker?

Correct Answer for the Question – What should the Specialist do to optimize the data for training on SageMaker? is given below A Machine Learning Specialist is preparing data for training on Amazon SageMaker. The Specialist is using one of the SageMaker built-in algorithms for the training. The dataset is stored in .CSV format and is … Read more

Which approach will allow the Specialist to review the latency, memory utilization, and CPU utilization during the load test?

Correct Answer for the Question – Which approach will allow the Specialist to review the latency, memory utilization, and CPU utilization during the load test? is given below A Machine Learning Specialist is building a model that will perform time series forecasting using Amazon SageMaker. The Specialist has finished training the model and is now planning … Read more

Which visualization will accomplish this?

Correct Answer for the Question – Which visualization will accomplish this? is given below A Machine Learning Specialist kicks off a hyperparameter tuning job for a tree-based ensemble model using Amazon SageMaker with Area Under the ROC Curve (AUC) as the objective metric. This workflow will eventually be deployed in a pipeline that retrains and tunes … Read more

What should the Machine Learning team do to address the requirements with the least amount of code and fewest steps?

Correct Answer for the Question – What should the Machine Learning team do to address the requirements with the least amount of code and fewest steps? is given below A Machine Learning team uses Amazon SageMaker to train an Apache MXNet handwritten digit classifier model using a research dataset. The team wants to receive a notification … Read more

Which method should the Specialist try to improve model performance?

Correct Answer for the Question – Which method should the Specialist try to improve model performance? is given below A Machine Learning Specialist deployed a model that provides product recommendations on a company’s website. Initially, the model was performing very well and resulted in customers buying more products on average. However, within the past few months, … Read more

Which prior probability distribution should the ML Specialist use for this variable?

Correct Answer for the Question – Which prior probability distribution should the ML Specialist use for this variable? is given below A Machine Learning Specialist is implementing a full Bayesian network on a dataset that describes public transit in New York City. One of the random variables is discrete, and represents the number of minutes New … Read more

How should the records be stored in Amazon S3 to improve query performance?

Correct Answer for the Question – How should the records be stored in Amazon S3 to improve query performance? is given below A monitoring service generates 1 TB of scale metrics record data every minute. A Research team performs queries on this data using Amazon Athena. The queries run slowly due to the large volume of … Read more

Which change will require the LEAST amount of development effort?

Correct Answer for the Question – Which change will require the LEAST amount of development effort? is given below A retail chain has been ingesting purchasing records from its network of 20,000 stores to Amazon S3 using Amazon Kinesis Data Firehose. To support training an improved machine learning model, training records will require new but simple … Read more

Which services should the Specialist use?

Correct Answer for the Question – Which services should the Specialist use? is given below A Machine Learning Specialist working for an online fashion company wants to build a data ingestion solution for the company’s Amazon S3-based data lake.The Specialist wants to create a set of ingestion mechanisms that will enable future capabilities comprised of:Real-time analyticsInteractive … Read more

Which approach allows the Specialist to use all the data to train the model?

Correct Answer for the Question – Which approach allows the Specialist to use all the data to train the model? is given below A Machine Learning Specialist is developing a custom video recommendation model for an application. The dataset used to train this model is very large with millions of data points and is hosted in … Read more