Questions

1. If a signal is emitted, when is a slot connected by a direct connection executed?
2. Can console-only (non-GUI) applications be written in Qt?
3. Can a signal with two parameters (int and QString) be connected to a slot that accepts one parameter (QString)?
4. What must be defined for Q_PROPERTY when creating a property?
5. Can properties be added to QObject at runtime instead of when the class is defined?
6. What is QVariant?
7. Which Qt class would you use to find out if a file is read-only?
8. What is one advantage of the model/view architecture?
9. Is it possible to link more than one proxy model?