DS 102: Data Science Tools Module Quizzes

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DS 102: Data Science Tools Module Quizzes Which of the following statements is true? a. Keras, Scikit-learn, Matplotlib, Pandas, and TensorFlow are all built with Python. b. 80% of data scientists... worldwide use Python. c. Python is the most popular language in data science. d. Python is useful for AI, machine learning, web development, and IoT. e. All of the above - ✔✔e. All of the above Which of the following are SQL databases? (Select all that apply.) a. MongoDB b. MariaDB c. MySQL d. PostgreSQL e. CouchDB f. Oracle - ✔✔MariaDB, MySQL, PostgreSQL, and Oracle Which statements are true about Open Source and Free Software? (Select all that apply.) a. Free Software and Open Source can be used interchangeably. b. Free Software can always be run, studied, modified and redistributed with or without changes. c. Most of Free Software licenses also qualify for Open Source. d. Open Source Software can be modified without sharing the modified source code depending on the Open Source license. - ✔✔IDK??? A, B, and D together are not correct! Is the following statement true or false: "R integrates well with other computer languages like C++, Java, C, .Net and Python." - ✔✔True Which of the following languages can be used for data science? a. Julia b. Java c. Javascript d. SQL e. R f. Scala g. All of the above - ✔✔g. All of the above Which of the following is used to make Artificial intelligence and Machine Learning possible? (Select all that apply.) a. Oracle b. PyTorch c. TensorFlow.js d. Apache Spark e. GNU f. Caffe - ✔✔b. PyTorch c. TensorFlow.js (possibly others?) Which of the following are common tasks in data science? a. Data Management b. Model Monitoring and Assessment c. Data Integration and Transformation d. Model Building e. Data Visualization f. Model Deployment g. All of the above - ✔✔g. All of the above Which of the following are data management tools? (Select all that apply.) a. GitHub b. MySQL c. PostgreSQL d. KubeFlow e. PixieDust - ✔✔b. MySQL and c. PostgreSQL Which of the following are Data Integration and Transformation tools? (Select all that apply.) a. Cassandra b. Apache Kafka c. Apache Nifi d. Apache AirFlow e. Ceph - ✔✔b. Apache Kafka, c. Apache Nifi, AND d. Apache AirFlow Which statement about JupyterLab is correct? a. JuypterLab can run Python code only. b. JuypterLab can run R code only. c. JuypterLab can run R and Python code only. d. JuypterLab can run R and Python code in addition to other programming languages. - ✔✔D. JuypterLab can run R and Python code in addition to other programming languages. Which statement about RStudio is correct? a. RStudio is the primary choice for development in the R programming language. b. RStudio is the primary choice for web development. c. RStudio is the primary choice for development in the Python programming language. - ✔✔a. RStudio is the primary choice for development in the R programming language. Which statements about IBM Watson Studio and OpenScale are correct? (Select all that apply.) a. Watson Studio together with Watson OpenScale is a database management system. b. Watson Studio together with Watson OpenScale covers the complete development life cycle for all data science, machine learning and AI tasks. c. Watson Studio together with Watson OpenScale is available as a Cloud offering as well as a package running on top of Kubernetes/RedHat OpenShift in a local data center called IBM Cloud Pak for Data. - ✔✔b. Watson Studio together with Watson OpenScale covers the complete development life cycle for all data science, machine learning and AI tasks. AND c. Watson Studio together with Watson OpenScale is available as a Cloud offering as well as a package running on top of Kubernetes/RedHat OpenShift in a local data center called IBM Cloud Pak for Data. Which scientific computing library provides data structures and data analysis tools for Python? a. YumPies b. Seahorse c. Pandas d. TensorFlow - ✔✔c. Pandas What does the acronym API stand for? - ✔✔Application Programming Interface True or False: Open data is always distributed under a Community Data License Agreement. - ✔✔False Which of the following is not a type of Machine Learning? a. Supervised learning b. Supervised teaching c. Reinforcement learning d. Unsupervised learning - ✔✔b. Supervised teaching Which of the following is NOT a deep learning framework? a. TensorFlow b. PyTorch c. Tommy d. Keras - ✔✔c. Tommy Fill in the blank: The MAX model-serving microservices expose a _________________ that applications use to consume a model. - ✔✔REST API Which are the three most used languages for data science? - ✔✔R, Python, SQL Which of these is a database query language? a. Julia b. SQL c. Python d. All of the Above - ✔✔b. SQL Is it possible to use machine learning within a web browser with Javascript? - ✔✔Yes Which of these is not a machine learning or deep learning library for Python? a. Keras b. NumPy c. PyTorch d. Scikit-learn - ✔✔b. NumPy Comma Separated Values (CSV) is a commonly used format to store: - ✔✔Tabular data Classification models can be used to determine whether: a. An image contains a dog b. A video contains a specific sound c. An email is likely spam d. All of the above - ✔✔d. All of the Above Generally speaking, which type of model is used to predict a numerical value, such as the potential sales price of a used car? - ✔✔Regression model Fill in the blank: ________________ is the heart of every organization. - ✔✔Data What does the "BI" in BI Tools stand for? - ✔✔Business intelligence Which of the following are true about Data Asset Management? a. A crucial part of data science at the enterprise level. b. To be done effectively data must be versioned and annotated with meta data c. Also known as data governance. d. All of the above - ✔✔d. All of the above Which of the following statements are true? a. Git is an integrated development environment for data science. b. Git is a system for version control of source code. c. Git is very useful for data science as well since data science often involves a lot of source code to be written and managed. - ✔✔b. Git is a system for version control of source code AND c. Git is very useful for data science as well since data science often involves a lot of source code to be written and managed. Which of the following statements about repositories are correct? (Select all that apply.) a. The remote repository is only accessible by myself. b. The local repository is only accessible by myself. c. The staging is only accessible by myself. d. The remote repository is accessible by all contributors. e. The local repository is accessible by all contributors. - ✔✔b. The local repository is only accessible by myself. AND c. The staging is only accessible by myself. AND d. The remote repository is accessible by all contributors. What is the best process contributing a bugfix to a foreign repository? - ✔✔Fork the repository, update the fork and create a [Show More]

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