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IBM C1000-154 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Machine Learning Methods | - Supervised learning - Model evaluation and validation - Unsupervised learning |
| Data Visualization and Communication | - Communicating insights to stakeholders - Visualization techniques |
| IBM Watson Tools and Platform | - Model development and deployment - IBM Watson Studio usage |
| Data Science Fundamentals | - Data science lifecycle - Types of data and data sources |
| Data Preparation and Analysis | - Data cleaning and preprocessing - Exploratory data analysis - Feature engineering basics |
IBM Watson Data Scientist v1 Sample Questions:
1. Which method is NOT traditionally used for collecting data?
A) Using Python APIs for external data
B) Predicting future trends with machine learning models
C) Using SQL to fetch data from a data warehouse
D) Scraping data from a webpage
2. In the context of model selection, explainability refers to:
A) The ease with which humans can understand how the model makes decisions.
B) The model's ability to operate without any data.
C) The complexity of the algorithm used to build the model.
D) How colorful and visually appealing the model's output is.
3. Given the Confusion matrix below, which is the formula for specificity?
A) TP/(FP + TP)
B) (TP + TN)/(FN + FP + TN + TP)
C) TP/(FN + TP)
D) TN/(TN + FP)
4. In the context of assessing data quality in Watson Knowledge Catalog (WKC) and Cloud Pak for Data (CPD), what is a primary focus?
A) Focusing on the data's color scheme
B) Analyzing completeness, consistency, and accuracy of data
C) Increasing the volume of data collected
D) Enhancing the graphical user interface
5. An essential aspect of the ETL (Extract, Transform, Load) process is:
A) Ensuring data quality and consistency throughout the process
B) Extracting the least amount of data for simplicity
C) Transforming data exclusively in cloud environments
D) Loading data into a single, centralized database for analysis
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: A |
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