Question 1

What software is commonly used to create a virtual design for 3D printing?

Accepted Answer

Computer-aided design (CAD) software.

Answer

Video editing software.

Answer

Graphic design software.

Answer

Spreadsheet software.

Question 2

What is 3D printing?

Accepted Answer

A process that turns a digital model into a tangible object.

Answer

A technique for painting on three-dimensional surfaces.

Answer

A software that creates virtual designs.

Answer

A method of scanning existing physical objects.

Question 3

What process is used to prepare a 3D model for printing by breaking it down into layers?

Accepted Answer

Slicing.

Answer

Rendering.

Answer

Scanning.

Answer

Molding.

Question 4

How are the sliced models transferred to a 3D printer?

Accepted Answer

Using a USB cable or Wi-Fi connection.

Answer

By printing directly from the computer screen.

Answer

By emailing the model to the printer.

Answer

Through a wired telephone connection.

Question 5

What common material is often used in 3D printing?

Accepted Answer

Molten plastic.

Answer

Wood chips.

Answer

Sand.

Answer

Liquid glass.

Question 6

What does the nozzle of a 3D printer do?

Accepted Answer

Ejects a material for printing.

Answer

Displays 3D designs.

Answer

Moves the printer head.

Answer

Ejects a laser for cutting.

Question 7

Which term describes the movement mode of the extrusion nozzle in 3D printing?

Accepted Answer

Horizontal and vertical directions.

Answer

Diagonal movements only.

Answer

Only horizontal movements.

Answer

Only vertical movements.

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