Download IBM AI Enterprise Workflow V1 Data Science Specialist.C1000-059.VCEplus.2021-04-26.61q.tqb

Vendor: IBM
Exam Code: C1000-059
Exam Name: IBM AI Enterprise Workflow V1 Data Science Specialist
Date: Apr 26, 2021
File Size: 387 KB
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Demo Questions

Question 1
A new test to diagnose a disease is evaluated on 1152 people, and 106 people have the disease, and 1046 people do not have the disease. 
The test results are summarized below: 
    
  
In this sample, how many cases are false positives and false negatives?
  1. 33 false positives and 81 false negatives
  2. 81 false positives and 73 false negatives
  3. 73 false positives and 81 false negatives
  4. 81 false positives and 33 false negatives
Correct answer: A
Question 2
What is the goal of the backpropagation algorithm?
  1. to randomize the trajectory of the neural network parameters during training
  2. to smooth the gradient of the loss function in order to avoid getting trapped in small local minimas 
  3. to scale the gradient descent step in proportion to the gradient magnitude
  4. to compute the gradient of the loss function with respect to the neural network parameters
Correct answer: B
Explanation:
Reference: https://www.sciencedirect.com/topics/computer-science/backpropagation
Reference: 
https://www.sciencedirect.com/topics/computer-science/backpropagation
Question 3
With the help of AI algorithms, which type of analytics can help organizations make decisions based on facts and probability-weighted projections?
  1. prescriptive analytics
  2. cognitive analytics
  3. predictive analytics
  4. descriptive analytics
Correct answer: A
Explanation:
Reference: https://www.investopedia.com/terms/p/prescriptive-analytics.asp
Reference: 
https://www.investopedia.com/terms/p/prescriptive-analytics.asp
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