Free C1000-059 Exam Dumps Preview

Question 1

Single choice

In which example would recall be preferred over precision?

1. A

   recall is always preferred

2. B

   identify suitable candidates for a job

3. C

   detection of malignant tumors

4. D

   book recommendation

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Correct answerC

Explanation

References:
https://developers.google.com/machine-learning/crash-course/classification/precision-and-recall

Question 2

Single choice

Which distance is applied for multivariate outlier detection?

1. A

   Minkowski distance

2. B

   Manhattan distance

3. C

   Mahalanobis distance

4. D

   Euclidean distance

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Correct answerC

Explanation

References:
https://core.ac.uk/download/pdf/233075917.pdf

Question 3

Single choice

With only limited labeled data available how might a neural network use case be realized?

1. A

   by assigning random labels

2. B

   by increasing the depth of the neural network

3. C

   by creating random data

4. D

   by using a customized pre-trained model

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Correct answerD

Question 4

Multiple choice

What are two hyperparameters used when building a k-means model? (Choose two.)

1. A

   kernel

2. B

   learning rate

3. C

   number of iterations

4. D

   number of clusters

5. E

   number of neighbors

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Correct answersC, D

Explanation

References:
https://www.ritchieng.com/machine-learning-clustering-kmeans/

Question 5

Single choice

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. A

   33 false positives and 81 false negatives

2. B

   81 false positives and 73 false negatives

3. C

   73 false positives and 81 false negatives

4. D

   81 false positives and 33 false negatives

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Correct answerA

Question 6

Single choice

What is the first step in creating a custom model in Watson Visual Recognition service?

1. A

   Test the newly trained model.

2. B

   Document the errors from the built in models.

3. C

   Obtain image files containing objects to be classified and organize them into classes.

4. D

   Use IBM SPSS to create new machine learning classifiers.

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Correct answerD

Question 7

Single choice

Given the following matrix multiplication:

What is the value of P?

1. A

   -9

2. B

   17

3. C

   12

4. D

   -7

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Correct answerC

Explanation

References:
https://www.mathsisfun.com/algebra/matrix-multiplying.html

Question 8

Single choice

Which is an example of a nominal scale data?

1. A

   a variable industry with categorical values such as financial, engineering, and retail

2. B

   a variable mood with a scale of values unhappy, ok, and happy

3. C

   a variable bank account balance whose possible values are $5, $10, and $15

4. D

   a variable temperature with a scale of values low, medium, and high

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Correct answerC

Question 9

Single choice

Determine the number of bigrams and trigrams in the sentence.

"Data is the new oil".

1. A

   3 bigrams, 3 trigrams

2. B

   4 bigrams, 4 trigrams

3. C

   3 bigrams, 4 trigrams

4. D

   4 bigrams, 3 trigrams

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Correct answerA

Question 10

Multiple choice

What are three operators used by genetic programming? (Choose three.)

1. A

   reciprocation

2. B

   mutation

3. C

   duel

4. D

   selection

5. E

   sheltering

6. F

   crossover

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Correct answersC, D, F