MS Power Point
The effect applied to display when slides changes in slide show view is

Slide Animation
Custom Animation
Custom Transition
Slide Transition

ANSWER DOWNLOAD EXAMIANS APP

MS Power Point
To maintain the perspective (height and width ratio) of an object when resizing, you need to

Drag a corner sizing handle
Press and hold the shift key while dragging a corner sizing handle & Drag a corner sizing handle
Press and hold the alt + ctrl keys while dragging a middle handle
Press and hold the shift key while dragging a corner sizing handle

ANSWER DOWNLOAD EXAMIANS APP