# Amazon (MLS-C01) Exam Questions And Answers page 20

What is the MOST likely cause of this issue?

Dataset shuffling is disabled.

The batch size is too big.

The learning rate is very high.

Data Engineering
Model Development

Exploratory Data Analysis

Exploratory Data Analysis

Exploratory Data Analysis

Exploratory Data Analysis

What should the Specialist do to prepare the data for model training?

Exploratory Data Analysis
Model Development

Given the dataset, the Specialist wants to convert the Day_Of_Week column to binary values.

What technique should be used to convert this column to binary values?

Binarization

One-hot encoding

Tokenization

Normalization transformation

Exploratory Data Analysis

Given the dataset, the Specialist wants to convert the Day_Of_Week column to binary values.

What technique should be used to convert this column to binary values?

Binarization

One-hot encoding

Tokenization

Normalization transformation

Exploratory Data Analysis

Which machine learning algorithm should the researchers use that BEST meets their requirements?

Latent Dirichlet Allocation (LDA)

Recurrent neural network (RNN)

K-means

Convolutional neural network (CNN)

Model Development
Machine Learning Implementation and Operations

Considering the graph only, which conclusion should a Machine Learning Specialist make about the behavior of the model?

The model predicts both the trend and the seasonality well

The model predicts the trend well, but not the seasonality.

The model predicts the seasonality well, but not the trend.

The model does not predict the trend or the seasonality well.

Model Development
Machine Learning Implementation and Operations

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