Page 292 - AI Computer 10

4. What type of tool is Orange?

a. Open-source b. Closed-source
c. Paid soft ware d. Hardware

5. What type of data can be imported into Orange?
a. CSV b. Excel

c. SQL databases d. All of the above
6. Which Python library should be imported in a program to work with CSV files?

a. NumPy b. Pandas
c. Matplotlib d. CSV
7. Which function in the Pandas library in Python lets you sort the list of values in a dataframe object?

a. dataframeobject.arrange_values( ) b. dataframeobject.drag_values( )

c. dataframeobject.sort_values( ) d. dataframeobject.fi lter_values( )
8. Which of the following widgets is present under the Visualize category in Orange Data Mining tool?
a. Test and Score widget b. Scatt er Plot widget

c. Decision Tree widget d. Data Table widget
B. Fill in the blanks.

1. _____________ approach is becoming increasingly popular due to its accessibility and efficiency.
2. ____________functionality allows users to easily manipulate data and build models.
3. _____________tools normalise access to AI technologies, enabling business analysts, non-technical
users to take advantage of AI’s capabilities.
4. ____________ is a program offered by Microsoft to build, train, and deploy machine learning models
using drag and drop functionalities.
5. _______________ technique is fundamental in statistical analysis as it enables us to draw conclusions
without needing to collect data from every single member of the population.
6. ___________ is a branch of statistics that aims to summarise and organize data in such a way that it
provides a clear overview of its main characteristics.
7. ___________ widgets are essential for importing datasets from various sources into the system for
analysis and modeling.
8. _________ widgets are used for exploring the data and help perform different operations on data in the
Orange Data Mining app.

C. State ‘T’ for True or ‘F’ for False statements.

1. CSV is an acronym for Comma Separated Variables, which allows data to be saved in a
tabular format.
2. Pandas is a Python package for data science that offers only one main structure, either
Series or DataFrame.

3. Matplotlib is a popular Python package used for data visualisation, written in Java.
4. Data Projection widget in Orange helps to evaluate the performance of machine learning models.
5. You cannot relate AI project stages to the stages of No-Code AI projects.

158
158