N-Level Design and Technology 2

Question 1

What is the main purpose of a jig in the manufacturing process?

Accepted Answer

To ensure consistent and accurate positioning of a workpiece

Answer

To sharpen cutting tools before use

Answer

To mix adhesives for joining materials together

Answer

To smooth the surface finish of a completed product

Question 2

Which mechanism converts rotary (circular) motion into linear (straight-line) motion?

Accepted Answer

Rack and pinion

Answer

Bevel gear pair

Answer

Worm and wheel gear

Answer

Belt and pulley system

Question 3

Which measuring instrument is used to accurately measure both internal and external dimensions of an object?

Accepted Answer

Vernier caliper

Answer

Steel rule

Answer

Try square

Answer

Marking gauge

Question 4

Which finishing process is applied to steel products to protect them from rusting?

Accepted Answer

Galvanizing

Answer

Annealing

Answer

Tempering

Answer

Case hardening

Question 5

In product design, what does ergonomics refer to?

Accepted Answer

Designing products to fit human body measurements and capabilities

Answer

The visual appearance and aesthetic style of a product

Answer

The cost-effectiveness of manufacturing a product at scale

Answer

The environmental impact of a product's raw materials

Question 6

What is the primary purpose of creating a prototype during the design process?

Accepted Answer

To test and evaluate design ideas and identify problems before full production

Answer

To produce the final product ready for sale to customers

Answer

To produce technical drawings for the manufacturing department

Answer

To calculate the total cost of materials needed for production

Question 7

Which type of technical drawing provides exact dimensions and multiple flat views, and is used by manufacturers to produce components accurately?

Accepted Answer

Orthographic projection

Answer

Perspective drawing

Answer

Freehand sketch

Answer

Oblique drawing