ADDA Mechanical Drafter Certification Practice Exam - Part III Questions with Correct Answers

False Correct Answer The top view of an object shows the height and depth dimensions. False Correct Answer If a part is finished all over, it must still have appropriate finish marks on all surfaces. False Correct Answer A depth auxiliary view is projected from the right-side view. False Correct Answer Parallel lines are never in the same plane. False Correct Answer The purpose of an auxiliary view is to show the foreshortened view of a surface. True Correct Answer There are 3600 seconds in a degree (angle measure). True Correct Answer There are 3 standard projection planes: frontal, horizontal, and profile. True Correct Answer In first angle projection, the object is between the viewer and projection plane. False Correct Answer An oblique plane is perpendicular to one of the of the primary planes. False Correct Answer The front view of an object should be chosen to maximize hidden lines. False Correct Answer Extension lines may not cross other extension lines. False Correct Answer The first line of dimensions is usually spaced 3/4" from the view. False Correct Answer Reference dimensions may be used for production purposes. True Correct Answer A trimetric pictorial has 3 different scales and axes. True Correct Answer In an isometric drawing, measurements are taken from the isometric axis at full scale. False Correct Answer In a cavalier oblique pictorial, the depth dimension is drawn half-scale.