D56 CHECK YOUR LEVEL

Which tool is used for creating concentric circles in AutoCAD?

• Donut
• Circle
• Spline
• Arc

Answer explanation

The DONUT command creates filled or hollow rings (concentric circles).

Which soil has the highest swelling and shrinkage property?

• Gravel
• Sand
• Clay
• Silt

Answer explanation

Clay soils exhibit high plasticity and experience significant volume change.

Which function key in AutoCAD toggles the dynamic input on/off?

• F9
• F11
• F12
• F10

Answer explanation

F12 toggles dynamic input for onscreen commands and prompts.

Which method of soil exploration is used for hard and rock strata?

• Wash boring
• Auger boring
• Percussion boring
• Test pit

Answer explanation

Percussion boring is suitable for hard soil and rocky strata.

Which type of benchmark is established between two GTS benchmarks?

• Permanent BM
• Temporary BM
• Arbitrary BM
• GTS BM

Answer explanation

Permanent benchmarks are established by state agencies between GTS benchmarks.

Which scale is used when drawing is larger than the object?

• Full scale
• Reducing scale
• Enlarging scale
• RF=1

Answer explanation

Enlarging scale (e.g., 2:1) is used for tiny objects needing more detail.

Which road classification connects major ports and national capitals?

• State Highway
• MDR
• Village Road
• National Highway

Answer explanation

National Highways connect key locations including ports and state capitals.

Which polygon has each internal angle of 135°?

• Heptagon
• Octagon
• Nonagon
• Decagon

Answer explanation

A regular octagon has 8 sides with each angle = (8–2)×180/8 = 135°.

Which property defines the ability to resist fracture under impact?

• Hardness
• Stiffness
• Toughness
• Ductility

Answer explanation

Toughness is the ability to absorb energy before failure.

Which command is used to remove part of an object between two points in AutoCAD?

• Break
• Trim
• Erase
• Explode

Answer explanation

BREAK removes a segment between two specified points on an object.