TECHNOLOGY AND LIVELIHOOD EDUCATION

DRAFTING

1. When a designer or an ordinary person translates his or her design

idea with the use of paper and pencil, what is the name of the activity?

A. Architectural delineation

B. Freehand sketching

C. Geometric construction

D. Drafting

2. After the 2-dimemsional drawings are done and all the shapes and

sizes being laid out, the next step to be executed to complete the

process is called ________.

A. Dimensioning

B. Tolerancing

C. Specifications

D. Sectional Drawing

3. With the help of drawing instruments such as T-Square and Triangles,

one produces quick and accurate delineations for an intended project.

The process is considered as ________.

A. Drafting

B. Pictorial Drawing

C. Graphics

D. Shape and Size descriptions

4. Technical drafting involves the manipulation of the elements of

geometry to make accurate description of shapes. Which term is

referred to by engineers and drafting professionals all over the world?

A. Blueprint reading

B. Geometric Construction

C. Line Weights

D. Measurement

5. Objects to be drawn are not always solid in nature and if we want to

explain complex objects to the reader of our blueprints we need an

imaginary cut through a component (part) or an assembly drawing to

portray exactly what is inside. This element is called _________.

A. Sectioning

B. Parallel perspective

C. Etching

D. Dimensioning

6. To make drawings look more professional, the notes, dimensions, and

other specifications must be professionally executed. In manual

drafting this is called ____.

A. Lettering by hand

B. Scaling

C. Drawing of views

D. Legibility

7. In various engineering fields, multiple line weights are being used to

emphasize or deemphasize areas of drawing. It is also standardized in

order for a uniform interpretation of drawings. The term is called

________.

A. Horizontal lines

B. Center line

C. Alphabet lines

D. Dimensioning

8. It is about placing units of measure to the height, width, and length of

an object to convey accurate instructions to produce that part. In Old

English is called “dimensions”. In drafting this means __________.

A. Tolerancing

B. Datum

C. Axis

D. Dimensioning

9. Which is a method of representing the exact shape and size of an

object drawn to scale on “set of planes” which sometimes are called

planes of projection? It is also known as “3-view drawing”.

A. Orthographic projection

B. Perspective construction

C. Isometric drawing

D. Fourth dimensions

10. Which technique in pictorial drawing appears like a 3-

dimensional but the lines are exactly 30 degrees from the horizontal

part of the object?

A. Isometric drawing

B. Cabinet drawing

C. Oblique drawing

D. Perspective drawing

11. As far as the appearance of the drawing is concerned, it is the

most important part for the usefulness of the drawing; it can be ruined

if it’s done carelessly.

A. Painting

B. Lettering

C. Etching

D. Calligraphy

12. There are six letters of lettering namely: form, proportion,

stability, density, spacing and ______. Identify the sixth secret by

completing this adage: “a good draftsman will never letter without the

use of ___________.

A. Line

B. Guidelines

C. Horizontal lines

D. Border lines

13. Five guidelines are accepted in the drafting field. Which of them

are laid-out to touch the capital letter C aside from the base line?

A. Base line

B. Cap line

C. Drop line

D. Waist line

14. Which of these are positioned to limit letter g aside from the

waist line?

A. Cap line

B. Drop line

C. Waist line

D. Base line

15. Of the many styles of letters, the most commonly used are script

or Italics, Gothic, Old English and Roman. Which of them is most

commonly used in college diploma?

A. Roman

B. Script or Italics

C. Old English

D. Gothic

16. Extended letters of a given height are more legible while

compressed letters are used when _______.

A. Space is limited

B. Space is wide

C. Space is limitless

D. Space is narrow

17. Time is gold so a drafter must not get into a habit of making

excessively time-consuming letters. Single-stroke letters are advised

with ________.

A. Rapidity of strokes

B. Sloppiness

C. Laziness

D. Free and natural fashion

18. A Grade 9 student understood that the Roman letters consist of

thick and thin lines and was asking to himself what were those thin

lines at the end of every letter except the letter O? In the drafting

field, the lines are called ________.

A. Serifs

B. Stem

C. Dash line

D. Ditto

19. Prior to the introduction of computer-aided design and drafting,

there are tools in lettering which are made of either plastic or

aluminium on which the drafter just traced the letters using a technical

pen to produce each letter. The instrument is called a __________.

A. Lettering template

B. Lettering box

C. Leroy guide

D. Pressure-sensitive guide

20. For beginning drafters, the suggested height of letters to

practice first is 6 mm and then shift to a height of ___________.

A. 30 mm

B. 3 mm

C. 1 mm

D. 50 mm

21. In the field of drafting, each line has a specific meaning. This is

to establish a uniform way when interpreting complex blueprints of

objects and other mega projects. These lines are called _________.

A. Alphabet lines

B. Alpha numeric of lines

C. Language of lines

D. Lines of sight

22. Based on a blueprint, a machinist is about to drill a 16 mm

diameter hole on a piece of 100 mm x 120 mm flat bar. Which line in

the alphabet of lines must be look first?

A. Hidden line

B. Phantom line

C. Center line

D. Section line

23. When drawing the different views in orthographic projection, a

drafter must acknowledge that there are hidden edges that must be

emphasized in order to produce complete drawing information. Which

line is he going to use?

A. Hidden line

B. Section line

C. Center line

D. Object line

24. A drawing teacher on a local high school was discussing a

feature on which the surface appears to have been imaginary cut along

the cutting plane line. Which line is she going to apply to the surface

where the cutting plane cut through?

A. Center line

B. Dimension line

C. Section line

D. Invisible line

25. There are six principal views of an object: the top view, the

front view, right side view, left side view, bottom view, and the rear

views. Which of the views are accepted by the industry as standard

multi-views according to the 3rd angle projection?

A. Top view, front view, and right side views

B. Side view, bottom view, and rear views

C. Right side view, left side view, and bottom views

D. Front view, rear view, and side views

26. A group of students is experimenting on views in orthographic

projection. They extract first the front view of a simple object using a

transparent material as discussed by their teacher. What technique are

they using?

A. Glass box technique

B. Onion skin technique

C. Japanese paper technique

D. Polycarbonate technique

27. Orthographic projection goes farther than right angle. A drafter

can actually extract views for more details of the object, provided that

the projectors are parallel to each other and normal to the plane of

projection. The additional plane is called __________.

A. Frontal plane

B. Auxiliary plane

C. Profile plane

D. Horizontal plane

28. All of objects have distinct limits which can be considered as the

width, depth and height. So when a drafter is working on the

difference in elevation between any two points, measured as the

perpendicular distance between a pair of horizontal lines, he is now

engaged in the _________ of the object.

A. Depth

B. Height

C. Width

D. Bottom

29. When a engineer is engaged in the preparation of views prior to

formal drafting activities, he practically bases his information on actual

and accurate observation. This process is regarded as __________.

A. Pencil and paper exercise

B. Glass box technique

C. Orthographic sketch

D. Order of drawing

30. After all the views are given, the drafter must now work on the

real form of the objects based on actual result of the orthographic

projection. This process is called __________.

A. Pictorial drawing

B. Depth dimensions

C. Height dimension

D. Center dimension

31. In isometric drawings, the angle used to aid in the construction

of the object is 30 degrees and all vertical lines are equal to their

actual lengths or scale, but in oblique drawing the angle used is

________.

A. 40 degrees

B. 45 degrees

C. 30 degrees

D. 60 degrees

32. In oblique drawing, the depth of the object is reduced to ½ in

case of cabinet oblique, ¾ in case of a general oblique, and true or

same measurement in ________ oblique.

A. Width

B. Cavalier

C. Specific

D. Object

33. Which technique is commonly used around the world as a

graphic method of representing a 3-dimensional object and intended

to combine the illusion of depth, with the undistorted presentation of

the object’s principal dimensions?

A. Cavalier oblique

B. Isometric drawing

C. Cabinet oblique

D. General oblique

34. When an observer stands in the middle of a street, the end of

the street seems to narrow as far as his eyes can see. Then he tries to

draw the buildings as it appears on his visual observations. The

process is called ________.

A. Perspective drawing

B. Isometric drawing

C. Diametric drawing

D. Cabinet drawing

35. A student in drafting has done drawing the three views; his next

task is to indicate the dimensions to complete the information. What is

the distance of the first dimensions from the views?

A. 1”

B. 2”

C. 1/8”

D. ½”

36. There is a good reason why we shouldn’t place dimensions

directly on the drawing itself. This is to avoid _____________.

A. Super dimensioning

B. Overcrowding of dimensions

C. Inaccurate dimensions

D. Aligned dimensioning

37. The radius of an arc should always be specified by the drafter in

the form of a symbol which denotes ________

A. R

B. r

C. rad

D. ra

38. It is important for the drafting student to place the overall

dimension of a part or view to appear more pleasing to the reader. It

is placed starting from the ________.

A. Shortest dimension line outside the view

B. Longest dimension line outside the view

C. Longer dimension inside the view

D. Shorter dimension inside the view

39. Some drafters often place dimensions on every view while this

may be permitted in some drafting classes, let’s keep in mind that

these are repetitions and can be avoided. This is referred to as _____.

A. Superfluous dimensioning

B. Unidirectional dimensioning

C. Aligned dimensioning

D. Tolerance dimensioning

40. In the rule of sectional drawing, all visible edges exposed by the

cutting-plane line must be emphasized and a series of lines can now

be drawn. This process is called ___________.

A. Filling-up of section lines

B. Eliminating hidden lines

C. Eliminating object lines

D. Symmetric objects

41. There are situations in executing sectional drawings that every

drafter must be familiar with especially when dealing with blow-up part

of an object. We find this very reasonable with tiny and complicated

parts. This refers to __________.

A. Detail sections or spot details

B. Dual dimensioning

C. Aligned objects

D. Isometric objects

42. For a professional-looking sectional detail, which additional

feature shall a drafter include to really portray the drawing?

A. Line symbols

B. Common section line symbols for materials

C. Material line weight

D. Symmetric object line

43. There are several types of sections. A full section which the

cutting-plane line passes across the entire object and half section on

which the cutting-plane passes through an object which is

___________.

A. Symmetrical

B. Orthographic

C. Offset drawing

D. Common section

44. When a section is to be detailed according to the intended parts,

assembly is called __________.

A. Assembly of parts

B. Assembly section

C. Assembly of materials

D. Assembly of common section

45. The world has adapted the metric system of dimensioning but

some countries used it voluntarily depending on the situation they

practice. What is the name of their approach?

A. Unidirectional system

B. Dual dimensioning system

C. Aligned system

D. Positional dimensioning

46. A third-world country even for its stage can’t neglect drafting as

part of its industrial pursuit, whether if it’s manual, mechanized, or

automated. So a citizen of a third-world country must have the

necessary skills in the use of ____________.

A. Graphic or drafting language

B. Foreign language

C. Sign language

D. English language

47. Mr. John T. Cross purchased a 12.00 m x 9.00 m (frontage) land

along the road. Local building code mandated that the building must

have a set-back of 3.00 m with respect to the edge of the paved

barangay road. What then is the total area of the land minus the

building code?

A. 80 square meters

B. 81 square meters

C. 90 square meters

D. 79.90 square meters

48. Grade 10 students from a local central school in the North

wanted to build a square culvert with one side open for an irrigation

system. The dimensions are; width .80 m, depth 1.20 m, height .80

m, and the thickness is .08 m. What then is the set of drawings that

they need in order for the culverts to be realized before giving it to an

engineer to determine the size of reinforcement bars?

A. Top view, front view, side view, and isometric

B. Top view, front view, bottom view, and isometric

C. Top view, front view, rear view, and isometric

D. Top view and side view only

49. A metal worker inside the factory finds out that there is

something missing on the view furnished by the customer. Check

which drawing is correct below.

A. B.

C. D.

50. Below are sets of orthographic drawings. Which set will complete

the isometric drawing given?

Isometric drawing:

A. C.

B. D.

51. A point is the projection of a line if it is perpendicular to the: A. Plane of proportion

B. Plane of direction

C. Plane of projection

D. Plane of intersection

52. What pencil point is best recommended in sketching?

A. Wedge

B. Conical

C. Dull

D. Flat

53. Which of the following tools is used in checking the squareness

of corners and the flatness of surfaces?

A. Steel rule

B. T- squares

C. Pull push rule

D. Band protractor

54. Horizontal lines are best drawn using this instrument.

A. Ruler

B. Meter stick

C. Triangle

D. T-square

55. Geometrical solids are usually drawn in how many views?

A. Two views

B. Four views

C. Six views

D. Eight views

56. If a drawing has an equal measure then it refers to _______.

A. Perspective drawing

B. Isometric drawing

C. Mechanical drawing

D. Oblique drawing

57. Boxing method is most widely used method of drawing a/an ___.

A. Isometric view

B. Pictorial view

C. Mechanical view

D. Perspective view

58. Letters that are composed of uniform width elements are

classified as _______.

A. Italic letters

B. Text letters

C. Gothic letters

D. Roman letters

59. A drawing instrument that serves as guide in drawing vertical

and diagonal lines as in triangles. It is generally used in drawing

horizontal lines. Which one is it?

A. Straight rule

B. T-square

C. Triangle

D. Lettering guide

60. The fine line used to show clearly the dimension limits is ____.

A. Center line

B. Extension line

C. Dimension line

D. Phantom line

61. If all the information needed to complete construction of a

product is shown then this type of mechanical drawing is called ____.

A. Schematic drawing

B. Orthographic drawing

C. Working drawing

D. Pictorial drawing

62. When parts that are not seen are represented by series of light

dash lines then this line is classified as _______.

A. Reference line

B. Section line

C. Visible line

D. Invisible line

63. This pictorial view is normally seen by the observer’s eyes.

Which one is it?

A. Orthographic drawing

B. Oblique drawing

C. Perspective drawing

D. Isometric drawing

64. These are methods of representing hidden portion of any object

to give more details to the blueprint reader. It is obtained by putting

an imaginary cutting plane that passes through the object exposing

the portion that is being cut.

A. Perspective Drawings

B. Sectional Drawings

C. Isometric Drawings

D. Oblique drawings

65. In orthographic projection, how many views are considered as a

standard practice to represent the object?

A. 8

B. 6

C. 3

D. 2

66. This is a sectional view that reveals the interior of a machine or

object structure so that the separate parts can be clearly shown and

identified.

A. Half section

B. Assembly section

C. Full section

D. Small section

67. This is a sectional view in which the cutting plane passes entirely

across the object that the resulting view is completely in section.

A. Assembly section

B. Full section

C. Half section

D. Large section

68. This is a sectional view sometimes used for symmetrical objects

in which one half is drawn in section and the other half is drawn as a

regular exterior view.

A. Full section

B. Assembly section

C. Half section

D. Small section

69. The simplest form of oblique projection.

A. Cabinet

B. Cavalier

C. Isometric

D. Oblique

70. It is used to show surfaces, edges, or corners of an object that

are hidden from view.

A. Leader lines

B. Hidden lines

C. Center lines

D. Break lines

71. They are used to show the center of holes and symmetrical

features.

A. Dimension lines

B. Center lines

C. Visible lines

D. Section Lines

72. They are used to indicate the part of the drawing to which a note

refers. Arrowheads touch the object lines while the dots touch the

surface.

A. Extension lines

B. Cutting plane lines

C. Leader lines

D. Phantom lines

73. They are used to indicate position of moving parts, adjacent

position of moving parts and repetitive position of moving parts.

A. Visible lines

B. Phantom lines

C. Section lines

D. Dimension lines

74. Used to indicate visible edges of an object. They should cut

clearly in contrast to other lines so that the shape of the object is

apparent to the eye.

A. Viewing plane line

B. Visible line

C. Dimension line

D. Leader line

75. Used to indicate the surface in the section view, imagined to

have been cut along the cutting-plane line.

A. Leader line

B. Break line

C. Section line

D. Hidden line

76. It is a laminated maple blade with transparent plastic edges

similar to those on the T- square. Its primary purpose is the same as

the T-square. It uses a system of cords and pulleys so that it is

supported at both ends by a cord tacked to the drawing board.

A. Drafting Machine

B. Parallel Straight Edge

C. Divider

D. Compass

77. These are used in combination with the T-square or straightedge

to draw vertical and inclined lines. They are usually made of

transparent plastic, which allows you to see your work underneath.

A. Straight edge

B. Protractor

C. Triangle

D. T-square

78. Two standard triangles that are used by drafters are ________.

A. 20-80-degree and 35-degree triangle

B. 25-75-degree and 20-degree triangle

C. 30-60-degree and 45-degree triangle

D. 35-90-degree and 30-degree triangle

79. These are thin plastic tools that come in assortment of curved

surfaces. They are used to produce curved lines that cannot be made

by a compass.

A. Scales

B. French curves

C. Protractor

D. Templates

80. These are used for measuring and laying off angles other than

those that may be drawn with the triangle or a combination of

triangles.

A. Ruler

B. French curves

C. Triangle

D. Protractor

TECHNOLOGY AND LIVELIHOOD EDUCATION

DRAFTING

ANSWER KEY :

1. B

2. A

3. A

4. B

5. A

6. A

7. C

8. A

9. A

10. A

11. B

12. B

13. B

14. B

15. C

16. A

17. D

18. A

19. B

20. B

21. A

22. C

23. A

24. C

25. C

26. A

27. A

28. B

29. C

30. C

31. A

32. C

33. B

34. B

35. B

36. D

37. B

38. A

39. A

40. A

41. A

42. A

43. B

44. A

45. A

46. B

47. A

48. B

49. A

50. A

51. A

52. D

53. D

54. B

55. A

56. C

57. C

58. A

59. B

60. B

61. C

62. B

63. C

64. B

65. C

66. B

67. B

68. C

69. B

70. B

71. B

72. C

73. B

74. B

75. B

76. B

77. C

78. C

79. B

80. D