1. Explain any four Tkinter widgets with syntax.
2. Explain CRUD operations with suitable example.
3. Explain four different methods (modes) for opening a file.
4. Explain Life Cycle of a Thread with the help of a diagram.
5. Explain NumPy and its functions for working.
6. Explain read and readline with the help of suitable example.
7. Explain the most common applications of Pandas (any four).
8. Give the relevant output of the following program:
import re
txt = "The rain in Spain"
x = re.findall("[arn]", txt)