Automation System
Stepping motors:

can run both clockwise and counterclockwise
do not require commutators
can run at varying speeds
can be built to index different amounts by changing the pole configuration
All of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
The "walk-through" method of programming a robot involves:

walking through your suggested procedure with your supervisor prior to programming
None of these
moving the robot from one location to another
All of these
physically moving the robot through all the motions it is to repeat

ANSWER DOWNLOAD EXAMIANS APP