Blueprint design 1

Counterbore holes are best described by which of the following statements?

• A counterbore hole passes completely through the part

• A counterbore hole is tapered at one end

• A counterbore hole is prepared to accept a threaded fastener

• A counterbore hole has an enlarged opening in the top

Which of the following drawing dimensioning guideline is incorrect?

• Make dimensions readable

• Include every possible dimension

• Use the best view for features

• Provide usable dimensions

Which of the following may be left off a linear dimension due to space and readability considerations?

• Extension lines

• Dimension lines

• Dimension text

• All of the above

Which type of hole allows the head of a fastener to rest on a flat surface below the outer surface of the part?

• Countersunk

• Chamfered

• Counterbored

• None of the above

Sixty minutes of arc is equivalent to how many degrees?

• 1

• 6

• 10

• 60

When the same type of arc is used in more than one place, what note is included with the dimension?

• Repeat (REP)

• Continuous (CONT)

• Typical (TYP)

• Again (AGN)

Identify the feature indicated by the arrow.

• Dimension line

• Object Line

• Hidden Line

• Leader line

The use of a center line plus the diameter symbol indicates that a part is ________.

• Cylindrical

• Rectangular

• Spherical

• Conical

What integers can be used to dimension the measurement of an angle?

• Minutes

• Decimal degrees

• Degrees, minutes, and seconds

• Both B and C

What is a datum?

• Threaded fastener

• Countersunk hole

• Feature symbol

• Reference point