SOLUTIONS #10
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 - correct answer 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 - correct answer 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. - correct answer 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." - correct answer 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 - correct answer 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 - correct answer 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 - correct answer 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 - correct answer 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 - correct answer 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. -
correct answer D. Juypterlab can run R and Python code in addition to other
programming languages.