Deck 4: Alphabet of Lines

Question 1

Hidden lines are drawn as a series of unevenly sized short dashes.

Answer 1

False

Question 2

Dimensions that can be added together to come up with one overall dimension are called ____ dimensions.

A) leader
B) center
C) chain
D) summable

Answer 2

C

Question 3

All visible edges are represented by ____ lines.

A) center
B) extension
C) object
D) leader

Answer 3

C

Question 4

The dimension (distance between the extension lines) is sometimes ____.

A) not marked
B) lettered atop the dimension line
C) lettered above the dimension line
D) lettered below the dimension line

Question 5

Centerlines are used to indicate that an object is ____.

A) 3-D
B) 2-D
C) asymmetrical
D) symmetrical

Question 6

Drawings serve as a language for the construction industry.

Question 7

The ____ line is used to show important overhead construction.

A) phantom
B) hidden
C) extension
D) center

Question 8

On construction drawings, dimensions are expressed in ____.

A) meters
B) centimeters
C) feet and inches
D) fathoms

Question 9

____ lines are thin, solid lines that project from an object to show the extent or limits of a dimension.

A) Hidden
B) Phantom
C) Extension
D) Dimension

Question 10

Centerlines are made up of ____.

A) solid lines
B) long and short dashes
C) long dashes
D) short dashes

Question 11

____ lines are used to show alternate positions of objects.

A) Dimension
B) Phantom
C) Object
D) Cutting-plane

Question 12

Some section views may not be referenced by a cutting-plane line on any other view.

Question 13

The ____ of an arc is the distance from the center to the edge of the arc.

A) radius
B) diameter
C) length
D) area

Question 14

Extension lines ____.

A) are dashed
B) are thick
C) touch the object they indicate
D) do not quite touch the object they indicate

Question 15

One type of dashed line, the ____ line, is used to show the edges of objects that would not otherwise be visible in the view shown.

A) leader
B) hidden
C) center
D) extension

Question 16

____ are used to show the centers of round or cylindrical objects.

A) Object lines
B) Centerlines
C) Leader lines
D) Dimension lines

Question 17

A dimension line is drawn from one ____ line to the next.

A) object
B) extension
C) cutting-plane
D) hidden

Question 18

To lay out an arc or part of a circle, you do not need to know the radius.

Question 19

____ lines are used to show the shape of an object.

A) Object
B) Leader
C) Dimension
D) Cutting-plane

Question 20

A dimension line is drawn from one extension line to the next.

Question 21

When a dimension is placed away from the appropriate detail, a thin line called a(n) ____ shows where the dimension belongs.

A) object line
B) extension line
C) dimension line
D) leader

Question 22

Fiberglass insulation that is overstuffed into a wall cavity and has air spaces along the top and bottom may only perform at ____ the expected insulating value due to the installation defects.

A) one-fifth
B) one-fourth
C) one-third
D) one-half

Question 23

On construction drawings, the center of an arc is shown by crossing ____.

A) cutting-plane lines
B) object lines
C) centerlines
D) dimension lines

Question 24

Construction drawings use an alphabet of__________.

A) circles
B) arcs
C) lines
D) scales

Question 25

The most practical way to show exposed beams on a living room ceiling may be to show them on the floor plan with ___________lines.

A) leader
B) extension
C) phantom
D) object

Question 26

____ sections would be the same if drawn from an imaginary cut in any one of several parts of the building.

A) Unique
B) Typical
C) Real
D) Leading

Question 27

In order to show where an imaginary cut was made, a ____ line is drawn on the view through which the cut was made.

A) slicing
B) cutting-plane
C) dimension
D) section

Question 28

Dot dot lines are used for ______.

A) phantom lines
B) leader lines
C) object lines
D) cutting planes