Online Access Free DSA-C02 Practice Test

Which ones are the key actions in the data collection phase of Machine learning included?

• A.Measure
• B.Ingest and Aggregate
• C.Probability
• D.Label

Which metric is not used for evaluating classification models?

• A.Precision
• B.Recall
• C.Accuracy
• D.Mean absolute error

Which one is not Types of Feature Scaling?

• A.Economy Scaling
• B.Min-Max Scaling
• C.Robust Scaling
• D.Standard Scaling

What is the formula for measuring skewness in a dataset?

• A.MEAN - MEDIAN
• B.(MEAN - MODE)/ STANDARD DEVIATION
• C.(3(MEAN - MEDIAN))/ STANDARD DEVIATION
• D.MODE - MEDIAN

Select the Data Science Tools which are known to provide native connectivity to Snowflake?

• A.DiYotta
• B.DvSUM
• C.Denodo
• D.HEX