ACA Layer Management and Object Properties

Question 1

Which command opens the Layer Properties Manager in AutoCAD?

Accepted Answer

LAYER

Answer

LTSCALE

Answer

PROPERTIES

Answer

LAYERSTATE

Question 2

What is the key difference between turning a layer OFF versus FREEZING it?

Accepted Answer

Frozen layers are excluded from regeneration, saving processing time; Off layers are invisible but still regenerated

Answer

Off layers cannot be printed; frozen layers can still be printed

Answer

Frozen layers can be made current; Off layers cannot

Answer

There is no practical difference between Off and Frozen in modern AutoCAD

Question 3

What is the special role of Layer 0 in AutoCAD?

Accepted Answer

Blocks inserted while on Layer 0 inherit the current layer's properties when placed

Answer

It is the only layer that can contain text objects

Answer

It is reserved for title block geometry and cannot be modified

Answer

It automatically locks when a drawing is saved

Question 4

What does the LTSCALE system variable control?

Accepted Answer

The scale factor applied to all non-continuous linetypes globally in the drawing

Answer

The line thickness of all objects on the current layer

Answer

The zoom scale of the current viewport

Answer

The ratio between paper space and model space units

Question 5

Which layer property must be disabled to prevent objects on that layer from appearing on a printed sheet?

Accepted Answer

Plot

Answer

Visible

Answer

Frozen

Answer

Lock

Question 6

What does LOCKING a layer in AutoCAD prevent?

Accepted Answer

Objects on the layer from being selected, edited, or deleted

Answer

The layer from being turned off or frozen by other users

Answer

New objects from being created on that layer

Answer

The layer from appearing in viewports

Question 7

When an object's color property is set to 'ByLayer', what determines its displayed color?

Accepted Answer

The color property set on the layer the object currently resides on

Answer

The color assigned to the object when it was first created

Answer

AutoCAD's default black or white depending on background

Answer

The color of the last object drawn in that session