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Free and Premium IBM C1000-059 Dumps Questions Answers

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Total 62 questions

IBM AI Enterprise Workflow V1 Data Science Specialist Questions and Answers

Question 1

Select the three computing languages that IBM Cloud Object Storage SDK supports. (Choose three.)

Options:

A.

Node.js

B.

Java

C.

PHP

D.

Swift

E.

Python

F.

C/C++

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Question 2

Which is an example of a nominal scale data?

Options:

A.

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

B.

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

C.

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

D.

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

Question 3

If the distribution of the height of American men is approximately normal, with a mean of 69 inches and a standard deviation of 2.5 inches, then roughly 68 percent of American men have heights between and .

Options:

A.

64 inches and 74 inches

B.

66.5 inches and 69 inches

C.

71.5 inches and 76.5 inches

D.

66.5 inches and 71.5 inches

Question 4

Which one is the most appropriate use case for artificial intelligence (AI)?

Options:

A.

detecting objects in video streams

B.

compressing large video files

C.

aggregating sales revenue per state

D.

creating a pivot table with monthly costs

Question 5

What statement is true about UTF-8?

Options:

A.

It is encoding for Latin script.

B.

It is rarely used today.

C.

It is encoding for Unicode characters.

D.

It is equal to ASCII.

Question 6

Which test is applied to determine the relationship between two categorical variables?

Options:

A.

paired t-test

B.

chi squared test

C.

z test

D.

t-test

Question 7

A neural network is trained for a classification task. During training, you monitor the loss function for the train dataset and the validation dataset, along with the accuracy for the validation dataset. The goal is to get an accuracy of 95%.

From the graph, what modification would be appropriate to improve the performance of the model?

Options:

A.

increase the depth of the neural network

B.

insert a dropout layer in the neural network architecture

C.

increase the proportion of the train dataset by moving examples from the validation dataset to the train dataset

D.

restart the training with a higher learning rate

Question 8

What is the technique called for vectorizing text data which matches the words in different sentences to determine if the sentences are similar?

Options:

A.

Cup of Vectors

B.

Box of Lexicon

C.

Sack of Sentences

D.

Bag of Words

Question 9

What is the primary role of a data steward?

Options:

A.

they are a "blue sky thinker" who comes up with new approaches to use new data in innovative ways

B.

they have a strong understanding of the enterprise's database architecture

C.

they define data processes to meet compliance and regulatory obligations

D.

the one who collects, processes, and performs statistical analysis on data

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Total 62 questions