SSC Scientific Assistant - Engineering Drawing 1000+ MCQ [Solved] PDF Download

1. In perspective drawings this is placed between the observer and the object:
A. Vanishing point / horizon
B. Station point
C. Ground line
D. Plane of projection / picture plane
Answer : D

2. The second line of dimensions out from the plan generally includes ________.
A. Centers of doors and windows
B. The distances between outside walls and interior walls
C. The measurement from the outside of the brick to the inside of the exterior wall
D. The measurement from one outside corner to the opposite outside corner
Answer : B

3. It is customary for the first sheet of a working drawing set to include ________.
A. A parts list
B. Exploded assembly
C. Assembled assembly
D. All of the above
Answer : D

4. When the drafter types the word BLOCK or selects the Make Block tool from the Draw tool bar the ________ will appear.
A. Grid
B. Block Text Box
C. Block Definition Dialog
D. None of the above
Answer : C

5. Lines of an isometric drawing that are not parallel to the isometric axes are called this:
A. Trimetric lines
B. Non-isometric lines
C. Multiview lines
D. Dimetric lines
Answer : B

6. An architect often relies on a ________ to complete the set of technical drawings used in the design of an office building.
A. Technical illustrator
B. Artist
C. Drafter
D. Construction superintendent
Answer : C

7. Placement of dimensions on a drawing is controlled by ________.
A. ANSI
B. The design engineer
C. Corporate drafting standards
D. All of the above
Answer : D

8. The 3-D commands on the Modeling toolbar include ________.
A. Box
B. Sphere
C. Extrude
D. All of the above
Answer : D

9. When creating your own blocks it is important to avoid drawing any portion of the block in the ________ layer.
A. Zero
B. Center line
C. Hatch
D. Hidden line
Answer : A

10. In this type of view, the cutting plane line indicates both the location of the cutting plane and the direction of sight:
A. Removed section
B. Revolved section
C. Auxiliary section
D. Partial section
Answer : C

11. The section view drawing in which one fourth of an object has been marked for removal is known as a ________ section.
A. Full
B. Half
C. Quarter
D. None of the above
Answer : B

12. The edges of a cube in isometric projection make angles of this many degrees with each other:
A. 30
B. 60
C. 90
D. 120
Answer : D

13. An advantage of this type of view is that each view shows the object all the way through as if it were transparent:
A. Planar
B. Horizontal
C. Auxiliary
D. Orthographic
Answer : D

14. Approximately this much of the cost of product development and manufacture is determined at the design stage:
A. 40-50 %
B. 60-75 %
C. 70-80 %
D. 75-85 %
Answer : C

15. In isometric projection, all distances are approximately this percentage of their true size:
A. 120 percent
B. 80 percent
C. 50 percent
D. 20 percent
Answer : B

16. The Press-Pull tool will ________ the face of a solid model in the direction it faces.
A. Taper
B. Extrude
C. Spiral
D. None of the above
Answer : B

17. Isometric drawings are often used by ________ to help illustrate complex designs.
A. Mechanical engineers
B. Piping drafters
C. Aerospace engineers
D. All of the above
Answer : D

18. These types of projectors converge at a vanishing point:
A. Perspective
B. Parallel
C. Orthographic
D. Oblique
Answer : A

19. The ________ dimension tool will place the length of an angled line.
A. Aligned
B. Angle
C. Linear
D. Radial
Answer : A

20. Perspective drawings are classified according to their number of these features:
A. Station points
B. Picture planes
C. Vanishing points
D. Ground lines
Answer : C

21. Two-point perspective is also known as:
A. Two-view perspective
B. Regular perspective
C. Parallel perspective
D. Angular perspective
Answer : D

22. The most common geometric form used in gears today is this:
A. Involute profile
B. Convolute profile
C. Base circle
D. Spur circle
Answer : A

23. Drafters should use a ________ in a section view of a mechanical part that includes the cylindrical view of a threaded hole.
A. Center line
B. Hatch line
C. Poly line
D. Dimension line
Answer : A

24. In multi-view drawing it is common practice to include three views, the front, the top and the right side. If no dimensions are required on the right side view the drafter can ________.
A. Leave the view as is
B. Eliminate the view
C. Use the left view instead
D. None of the above
Answer : B

25. An accurate record of changes made to release drawings is tracked via this:
A. A revision block
B. The basic title form
C. Working drawings
D. Portable documents
Answer : A

26. This process recognizes the inherent interrelationships between design and manufacturing:
A. Design for manufacture
B. Design for manufacture and assembly
C. Design for concurrent engineering
D. Design for assembly
Answer : B

27. A typical set of mechanical working drawings includes ________.
A. Exploded assembly
B. Part details
C. Parts list
D. All of the above
Answer : D

28. Once a drawing is determined to be complete, the title block is used to document the change from:
A. A draft to a finished drawing
B. A finished to a working drawing
C. An assembly to a finished drawing
D. A working drawing to a draft
Answer : A

29. In a CAD system, you can draw an ellipse by specifying these:
A. The bounding lines
B. The midpoint and end points
C. The center and major and minor axes
D. The center and radius
Answer : C

30. These are lines drawn on a map to locate, in the plan view, points of equal ground elevation:
A. Contours
B. Elevations
C. Profiles
D. Hatches
Answer : A

31. This type of drawing shows two lines representing the pipe diameter:
A. Single-line
B. Double-line
C. Standard piping
D. Centerline piping
Answer : B

32. On a floor plan the dashed line that appears approximately 24 outside the exterior wall represents the __________.
A. Sidewalk
B. Roof overhang
C. Plumbing drain lines
D. None of the above
Answer : B

33. When creating an isometric drawing in Auto-CAD the drafter can utilize the Dynamic Input and Polar Coordinate system to place both vertical and horizontal lines. A line created from one point 3 inches at 180 degrees would be a ________ line.
A. Horizontal
B. Vertical
C. Inclined
D. None of the above
Answer : B

34. 5.These items typically are not used in new designs, but are still common in high-power amplifiers:
A. Amplifier tubes
B. Electron tubes
C. Signal relays
D. Switches
Answer : B

35. The principle views associated with orthographic projection are ________.
A. Front view
B. Right side view
C. Top view
D. All of the above
Answer : D

36. This is used in drawings to represent the edge of a solid object:
A. Angle
B. Vertex
C. Surface
D. Line
Answer : D

37. This type of rapid prototyping system uses a laser to fuse powdered metals, plastics, or ceramics:
A. Fused deposition modeling
B. Stereo lithography apparatus
C. Solid ground curing
D. Selective laser sintering
Answer : D

38. This type of circuit is a semiconductor wafer or chip:
A. Integrated circuit
B. Transmission circuit
C. Plotted circuit
D. Conducted circuit
Answer : A

39. Given a situation in which the drafter has crossed extension lines in a drawing what can be done to clean up the point of crossing?
A. Use the Modify tool to clean up the extension lines
B. Use the Tolerance tool to clean up the extension lines
C. Use the Break tool to clean up the extension lines
D. Use the stretch tool to clean up the extension lines
Answer : A

40. In oblique sketches, the most commonly used angles for receding lines are:
A. 15 or 30 degrees
B. 25 or 30 degrees
C. 30 or 45 degrees
D. 45 or 60 degrees
Answer : C

41. An oil refinery relies on which type of drafter to maintain and update the technical piping drawings used for the construction and maintenance of the facility.
A. Architectural
B. Civil
C. Process piping
D. Electrical
Answer : C

42. This type of projection is when projectors are parallel to each other, but is at an angle other than 90 degrees to the plane of projection:
A. Oblique projection
B. Perpendicular projection
C. Aesthetic projection
D. Angular projection
Answer : A

43. A line drawn with a long section, short dash, and another long section is a ________.
A. Hidden feature
B. Center of a circle
C. Center axis of a hidden cylinder
D. Center of a radius
Answer : C

44. The MASSPROP shortcut will provide the following information.
A. Mass
B. Volume
C. Bounding box
D. All of the above
Answer : D

45. The UCS icon represents the intersection of the ________.
A. X-axis
B. Y-axis
C. Z-axis
D. All of the above
Answer : D

46. In order to create one solid model from two or more separate solid shapes the drafter will need to position them and then ________.
A. Use Union to join them
B. Use the Join command
C. Use the Add Parts tool
D. None of the above
Answer : A

47. An Auto-CAD term that refers to a pre-drawn object which is stored in a drawing file and can be inserted into any other drawing file as needed is a ________.
A. Block
B. Brick
C. Balloon
D. None of the above
Answer : A

48. Before starting an isometric drawing in Auto-CAD the drafter needs to ________.
A. Set the grid to isometric
B. Set the current layer to Defpoints
C. Turn Object Snap off
D. Turn Ortho off
Answer : A

49. This type of solid is egg-shaped and can be created by revolving an ellipse around one of its axes:
A. Ellipsoid
B. Torus
C. Cone
D. Cylinder
Answer : A

50. These gears transmit power between shafts whose axes intersect at any angle:
A. Worm gears
B. Spur gears
C. Bevel gears
D. Racks
Answer : C