Ultimate Guide to Prepare C1000-059 Certification Exam for IBM Data and AI: Data and AI in 2021
Use Real C1000-059 Dumps - IBM Correct Answers updated on 2021
NEW QUESTION 24
What are two key characteristics of cloud architecture that could benefit AI applications? (Choose two.)
- A. the hardware requirement can be scaled up as per the demand
- B. hybrid clouds enable the deployment of distributed large neural networks
- C. constant attention needed for maintenance and support of the cloud platform
- D. capable of managing and handling dynamic workloads with automatic recovery from failures
- E. support for common business oriented language (COBOL) applications
Answer: A,D
NEW QUESTION 25
Which fine-tuning technique does not optimize the hyperparameters of a machine learning model?
- A. grid search
- B. random search
- C. population based training
- D. hyperband
Answer: D
NEW QUESTION 26
Determine the number of bigrams and trigrams in the sentence. "Data is the new oil".
- A. 3 bigrams, 4 trigrams
- B. 4 bigrams, 3 trigrams
- C. 3 bigrams, 3 trigrams
- D. 4 bigrams, 4 trigrams
Answer: C
NEW QUESTION 27
What is the meaning of "deep" in deep learning?
- A. The higher the number of machine learning algorithms that can be applied, the deeper is the learning.
- B. A kind of deeper understanding achieved by any approach taken.
- C. It indicates the many layers contributing to a model of the data.
- D. To go deep into the loss function landscape.
Answer: C
NEW QUESTION 28
Which statement is true in the context of evaluating metrics for machine learning algorithms?
- A. A random classifier has AUC (the area under ROC curve) of 0.5
- B. Recall of 1 (100%) is always a good result
- C. Using only one evaluation metric is sufficient
- D. The F-score is always equal to precision
Answer: C
NEW QUESTION 29
Select the three computing languages that IBM Cloud Object Storage SDK supports. (Choose three.)
- A. Node.js
- B. Python
- C. C/C++
- D. PHP
- E. Java
- F. Swift
Answer: A,B,E
NEW QUESTION 30
What is used to scale large positive values during data cleaning?
- A. division by random numbers
- B. logarithm
- C. subtract median
- D. square
Answer: A
NEW QUESTION 31
When communicating technical results to business stakeholders, what are three appropriate topics to include?
(Choose three.)
- A. differences between cloud provider portfolios
- B. newest developments in AI methods
- C. benefits of cognitive over business analytics
- D. realistic impact on the business measures
- E. alternative methods to address the business problem
- F. methods that failed
Answer: C,D,E
NEW QUESTION 32
A neural network is composed of a first affine transformation (affine1) followed by a ReLU non-linearity, followed by a second affine transformation (affine2).
Which two explicit functions are implemented by this neural network? (Choose two.)
- A. y = ReLU(affine1(x), affine2(x))
- B. y = max(affine1(x), affine2(x))
- C. y = affine2(ReLU(affine1(x)))
- D. y = affine1(ReLU(affine2(x)))
- E. y = affine2(max(affine1(x), 0))
Answer: C,E
NEW QUESTION 33
Given two multidimensional arrays of the same data type, A and B which two Python NumPy statements give the matrix product of the two matrices? (Choose two.)
- A. A @ B
- B. A * B
- C. np.dot(A,B)
- D. A × B
- E. np.matprod(A,B)
Answer: B,E
NEW QUESTION 34
What are three elements that are typically part of a machine learning pipeline in scikit-learn or pyspark?
(Choose three.)
- A. data preprocessing
- B. model building
- C. model prediction
- D. business understanding
- E. use case selection
- F. data exploration
Answer: A,C,F
NEW QUESTION 35
Which IBM Watson Machine Learning deployment method offers the ultimate flexibility in deploying a machine learning model?
- A. Watson Machine Learning FORTRAN client
- B. Watson Machine Learning REST API
- C. Watson Machine Learning Python client
- D. Watson Studio Project
Answer: B
NEW QUESTION 36
What is a class of machine learning problems where the algorithm builds a mathematical model from a set of data that contains both the inputs and the desired outputs?
- A. reinforcement learning
- B. supervised learning
- C. mentoring
- D. unsupervised learning
Answer: B
NEW QUESTION 37
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 .
- A. 66.5 inches and 71.5 inches
- B. 64 inches and 74 inches
- C. 71.5 inches and 76.5 inches
- D. 66.5 inches and 69 inches
Answer: D
NEW QUESTION 38
Which is a preferred approach for simplifying the data transformation steps in machine learning model management and maintenance?
- A. Leverage only deep learning algorithms.
- B. Implement data transformation, feature extraction, feature engineering, and imputation algorithms in one single pipeline.
- C. Do not apply any data transformation or feature extraction or feature engineering steps.
- D. Apply a limited number of data transformation steps from a pre-defined catalog of possible operations independent of the machine learning use case.
Answer: C
NEW QUESTION 39
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