Exam 42: Datum Targets

When the length of a datum target line must be controlled, its length and location are dimensioned.

When targets are used for the primary datum, they must also be used for secondary and tertiary datums.

The datum-target symbol contains the target area size (where applicable), the datum identifying letter, and the ______________________________.

There are instances where it is acceptable to use only a portion of a feature as a datum feature.

The datum-target symbol is approximately ____________________ times the height of lettering on the drawing.

For greater accuracy, datum targets should be placed as far apart as possible.

The symbol on an edge view of a surface tells you that the line is a _________________________.

Dimensions locating target areas are ____________________ and are enclosed in a rectangular frame.

For flat surfaces, ____ target points or areas are required for a primary datum.

The symbol for a datum target point is ____.

Points, lines, and areas on datum features are designated on a drawing by means of a ____.

The symbol for a datum target line is ____.