1. The University of Texas – Pan American
CSCI/CMPE 4341 Topic: Programming in Python Chapter 9: Python XML Processing – Exercises
Xiang Lian
The University of Texas – Pan American
Edinburg, TX 78539

2. Objectives In this chapter, you will do some exercise about:
Graphical User Interfaces (GUIs) in Python
Python XML processing

3. Multiple Choices
Labels are defined with class ____, which is a subclass of Widget
A. Labels B. Label C. TextBox D. Text
Text Box display texts and can be defined by ___ class.
A. TextBox B. Button C. Entry D. Checkbutton
Method _____displays text in a text box.
A. enter() B. insert() C. display() D. toString()
Method _____ displays a message dialog.
A. display() B. method() C. showinfo() D. messageBox()
A _____ is a component that the user clicks to trigger an action.
A. Textbox B. Entry C. Label D. Button

4. Multiple Choices (cont'd)
In XML, _____ help avoid naming collisions.
A. naming conventions B. inheritances C. namespaces D. data declarations
The tags of XML data are enclosed by:
A. { } B. < > C. [ ] D. ( )
Each end tag of XML data contains ____ character.
A. \ B. // C. / D. &
An XML document can contain _____ tags.
A. only B. < C. >=1 D. None of the above

5. True/False Statements
All tkinter classes inherit from Frame.
A Label displays only text.
The Entry component creates multiple-line text areas.
The CheckBox component creates a check box in the window.
Event <Enter> handles the event in which a mouse is clicked.

6. True/False Statements (cont'd)
XML data are not case sensitive.
An XML document may contain only one root element.
XML is a programming language.
XML is a formatting language.
XML documents must have the .xml extension.