Basic Window-Programming Questions and Answers
Basic Window Programming Questions with Answers introduce students to fundamental Windows-based application development concepts. These include GUI design, event handling, and system-level programming techniques. Practicing these programming interview questions with answers enhances problem-solving abilities for placement tests at companies like TCS, Accenture, and Infosys. This section also helps candidates gain confidence in working with Windows APIs and C/C++ based environments.
Basic Window-Programming
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42 questions
21. Window class, onEnable/1, defines
- is executed when a window is becoming visible or is being hidden
- when a windw is being disabled or enabled this event is executed
- this event is executed when the user switches to another window of the same application
- when a window receives the keyboard focus this event is executed
22. Window class, onKBFOCUS/3, defines
- is executed when a window is becoming visible or is being hidden
- when a window is being disabled or enabled this event is executed
- this event is executed when the user switches to another window of the same application
- when a window receives the keyboard focus this event is executed
23. Window class, onMouseMove/5, defines
- the window wants to know what cursor it must display for the mouse pointer
- the muse is moved over a window
- when a mouse button is pressed this event is executed
- a mouse button is released
24. Window class, onMouseDown/5, defines
- the window wants to know what cursor it must display for the mouse pointer
- the muse is moved over a window
- when a mouse button is pressed this event is executed
- a mouse button is released
25. Window class, onMouseUp/5, defines
- the window wants to know what cursor it must display for the mouse pointer
- the mouse is moved over a window
- when a mouse button is presed this event is executed
- a mouse button is released
26. Window class, onMouseDoubleClick/5, defines
- a muse button was double clicked
- the user clicks on a window
- a key on the keyboard is pressed
- a key on the keyboard is released
27. Window class, onClick/1, defines
- a mouse button was double clicked
- the user clicks on a window
- a key on the keyboard is pressed
- a key on the keyboard is released
28. Window class, onKeyDown/3, defines
- a mouse button was double clicked
- the user clicks on a window
- a key on the keyboard is pressed
- a key on the keyboard is released
29. Window class, onKeyUp/3, defines
- a key on the keyboard is pressed
- a key on the keyboard is released
- a mouse button was double clicked
- a key on the keyboard is released
30. Window class, onKeyUp/3, defines
- a key on the keyboard is pressed
- a key on the keyboard is released
- A mouse button was double clicked
- the user clicks on a window