DP-100 Test

Which are the three elements present in the config file to connect to your Azure ML workspace?

• Workspace name , Subscription name, Location

• Resource Group, Workspace Name, Tenant Id

• Subscription Id, Resource Group, Workspace Name

• Subscription Id, Client Id, Tier

Which sentence defines the concept of Machine Learning ?

Check all that apply

• Scientific study of big data

• Building a mathematical model based on data

• It focuses on making predictions using computers

• It is a branch of Artificial Inteligence

Which of the statements define the Feature Engineering concept

• Create new features so ML model predicts the values more accurately

• Transforming raw data into a useful dataset

• Formulate appropriate features given the data, the model and the task

• All of the above

Which ML Model should you use to predict the price of a house?

• Regression Algorithm

• Classification Algorithm

• Neural Network Algorithm

• Forecasting Algorithm

These are three common types of classification algorithms

• SVM, K-means, Clustering algorithm

• CNN, RNN, Deep Neural Network

• Poison Regression, Linear Regression, Naive-bayes

• Logistic Regression, Random Forest, Decision Tree

Precision, accuracy and AUC are metrics of what kind of Models ?

• Clustering

• Forecasting

• Classification

• Regression

If the r-square metric value is close to '0', can we say our prediction model is good?

• True

• False

Which metrics should a linear regression algorithm use to evaluate the model when predicting a car price?

• Precision, Accuracy, r2

• r2, rmse, mae

• mse, AUC, ROC

• F1-Score, Recall, Error

What concept does the following statement refers to:

"Attempts to model the relationship between two variables by fitting a linear equation to observed data​"

• Logistic Regression

• Linear Regression

• Linear Modeling

• Classification

Is the process of transforming nominal data (strings) into numerical values

• Normalizing

• Column Categorization

• Scaling

• Standardization