Student Name: Teacher: Date: District: Rowan. Assessment: 9_12 T and I IC61 - Drafting I Test 2. Description: Drafting 1 - Test 6.

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1 Student Name: Teacher: Date: District: Rowan Assessment: 9_12 T and I IC61 - Drafting I Test 2 Description: Drafting 1 - Test 6 Form: X on a hole note means: A. Double the size of the hole. B. Reduce the stated size by 1/2. C. The scale of the hole is doubled. D. There are two holes the same size. 2. Which is the BEST placement of the dimension? A. A B. B C. C D. D 3. Which CAD command dimensions the size of a circle? A. Angular dimension B. Baseline dimension C. Diameter dimension D. Tolerance

2 4. Which CAD command allows you to create, in one operation, a note and a line with an arrowhead that points to where the note applies? A. Arrow B. Node C. Leader D. Note 5. Engineering drawings dimensioned with METRIC measurements will use: A. Centimeters. B. Decimeters. C. Meters. D. Millimeters. 6. Current dimensioning practices require the DIAMETER symbol be: A. Given AFTER the number representing its size. B. The letter ""D"". C. A circle with a slash extending through it. D. The abbreviation ""DIA"". 7. Which statement is TRUE concerning dimensioning in DECIMAL INCHES? A. Omit trailing zeros. B. Omit the zero before the decimal point when values are less than one. C. If the value is less than one inch, a zero should precede the decimal point. D. Omit leading and trailing zeros. 8. A thin, solid line extending from a note and terminated with an arrowhead is a/an: A. Extension line. B. Hidden line. C. Leader. D. Visible line.

3 9. Dimension lines should be: A. Thick and dark. B. Thick and light. C. Thin and dark. D. Thin and light. 10. Which is the BEST example of dimensioning the object below? A. A B. B C. C D. D 11. The MOST important rule in dimensioning is to: A. Always state dimensions as fractional measurements. B. State measurements as decimal inches on metric drawings. C. Maintain clarity. D. Place as many dimensions in the top view as possible. 12. Which value demonstrates the correct way to display a dimension in DECIMAL INCHES? A. 0.5 B. 0.5 C. 1 D. 1.5

4 13. Which is NOT true about LEADERS? A. Point towards the center of a circle B. Are not parallel or perpendicular to the visible edges C. OK to cross through dimension lines D. Should extend from the first or last word of a note 14. The CAD command used to make a ""CHAIN"" or series of adjacent linear dimensions is the: A. Aligned dimension. B. Baseline dimension. C. Continue dimension. D. Leader. 15. What is WRONG with the dimensioning in the figure below? A. The dimension lines are not aligned with one another. B. The dimensions are not grouped correctly. C. Extension lines should not cross visible lines. D. One of the diameter dimensions is not in the correct view. 16. Dimensioning standards in the United States are established by: A. ANSI. B. CAD. C. USAF. D. USDA.

5 17. The size of an ARC is typically specified by its: A. Diameter. B. Circumference. C. Chord. D. Radius. 18. Another name for SIZE DESCRIPTION is: A. Dimensioning. B. Orthographic projection. C. Assembly drawing. D. Pictorial drawing. 19. Extension lines are drawn: A. Extremely thick. B. Thick. C. Thin. D. Extremely light. 20. Dimensioning in the figure below could be improved by: A. Changing the angle of the leader. B. Not having gaps where the center lines cross the visible lines. C. Giving the radius of the hole instead of the diameter. D. Removing the ""60"" dimension.

6 21. The preferred ANSI standard for dimensioning mechanical drawings is: A. Aligned. B. Unidirectional. C. Abridged. D. Vertical. 22. A properly dimensioned object will include: A. The overall depth stated at two different locations. B. At least two orthographic views. C. The location and size of all features. D. Dots instead of arrowheads. 23. Center lines may be used as extension lines: A. When locating circular features like arcs or holes. B. If they are broken when they cross visible lines. C. If they are drawn thicker than the regular extension lines. D. When extension lines are not available. 24. The MINIMUM amount of space between two, ADJACENT DIMENSION lines is: A..250"" (6mm). B..500"" (12mm). C..750"" (18mm). D "" (25mm). 25. Avoid dimensioning to: A. Hidden lines. B. Center lines. C. Extension lines. D. Holes.

7 26. What is the length to width ratio of arrowheads? A B C D What is WRONG with the dimensioning in the figure below? A. The dimension lines are not aligned with one another. B. The dimensions are not grouped correctly. C. Extension lines should not cross one another. D. There should be decimal points and trailing zeros for millimeters. 28. What is the standard length for arrowheads? A..031 (.5mm) B..063 (1mm) C..125 (3mm) D..250 (6mm) 29. When a hole does NOT go fully through the object, you must state its size and: A. Depth. B. Diameter. C. Limits. D. Tolerance.

8 30. What is the width of the slot in the figure above? A..500"" B..750"" C "" D "" 31. In CAD, what type of dimension would you use to dimension an ARC? A. Linear B. Baseline C. Radius D. Diameter 32. What command allows you to modify DIMENSION properties such as lines and arrows, text, fit, and primary units? A. Dimension Style B. Dimension Text C. Format Dimensions D. Modify Dimensions

9 33. Which is the BEST example of dimensioning the object below? A. A B. B C. C D. D 34. What is WRONG with the dimensions below? A. Center lines are being used to locate the corners. B. Extra dimensions have been given that are not needed. C. The extension lines are too short. D. The shorter dimensions should be placed close to the object.

10 35. The CAD command used to dimension one side of a rectangle is: A. Baseline dimension. B. Continue dimension. C. Leader. D. Linear dimension. 36. Leader lines should NOT be drawn: A. At 45 o. B. At 30 o. C. At 60 o. D. Horizontally or vertically. 37. CIRCLE SIZE is specified by: A. Chord. B. Circumference. C. Diameter. D. Radius. 38. EXTENSION lines should: A. Cross dimension lines. B. Extend past the dimension line at least 1"". C. Have a small gap between its end and the object. D. Touch the feature to which it applies. 39. How many times should a hole size be stated on a drawing? A. Once B. Twice C. As many times as there are holes of that size D. Once in each view where the hole is shown

11 40. Which is the BEST example of dimensioning the cylinder below? A. A B. B C. C D. D 41. UNIDIRECTIONAL dimensioning means: A. Dimensions are read from the right and bottom of the drawing. B. All dimensions are read from the bottom of the drawing. C. Dimensions are stated in decimal inches. D. All dimensions are stated only as fractional inches. 42. The system of dimensioning illustrated on the figure below is: A. Aligned. B. Rotated. C. Unidirectional. D. Vertical.

12 43. A thin line that extends from a note to where it applies is a/an: A. Extension line. B. Leader line. C. Dimension line. D. Finish mark. 44. Which value demonstrates the correct way to display a dimension in MILLIMETERS? A. 0.5 B. 0.5 C. 0.5 D Which hole note is displayed in the correct format? A. 12 X 5 B. 12DIA - 5 HOLES C. 5X 12 D. 12-5X 46. The MINIMUM amount of space between a dimension line and the object being dimensioned is: A..063"" (1mm). B..125"" (3mm). C..250"" (6mm). D..375"" (10mm). 47. Dimensions should be placed: A. In the Front View only. B. On the view when the drawing is large. C. Attached to the view that most clearly describes the part. D. No closer than 2"" away from the object.

13 48. Which general rule for dimensioning is violated in the figure below? A. Shortest dimensions should be placed closest to the object. B. Avoid duplicate and/or unnecessary dimensions. C. Avoid dimensioning to hidden features. D. Place dimensions where the shape is best shown. 49. Leaders and dimension lines most often terminate (end) with a/an: A. Small dot. B. 45 o slash. C. 60 o slash. D. Arrowhead. 50. Which is NOT a dimensioning rule? A. Avoid dimensioning hidden features B. Place dimensions directly on the view when NOT a dimensioning rule? C. Place dimensions between adjacent views D. Place the shortest dimension closest to the object 51. The dimensioning process does NOT include a/an: A. Leader. B. Pointer line. C. Extension line. D. Dimension line.

14 52. The dimensioning SYMBOLS for arcs and circles should be given: A. In front of the numerical value. B. After the numerical value. C. Above the numerical value. D. At twice the height of the numerical values.