Technology Education Certification Practice Questions

Technology Education Certification Practice Questions Raw extraction and harvesting are examples of what? - Preprocessing In the management and planning of preprocessing there are five steps. What are they? - Design, forecasting, processing planning, select & sequence operations What part of the processing has a purpose that is to minimise production time and costs, efficiently organise the use of resources and maximise efficiency in the workplace? - Production Planning What is the meaning of Fixed Automation? - A process using mechanized machinery to perform fixed and repetitive operations in order to produce a high volume of similar parts. What is a compact controller that combines the features and capabilities of a PC-based control system that completes batch order? - Programmable Automation In the post-processing stages of manufacturing, what is "annealing"? - It softens to relieve stress In the post-processing stages of manufacturing, what is "hardening"? - Increase wear resistance In the post-processing stages of manufacturing, what is "tempering"? - It increases hardness What are factors in the determination of materials selected in the manufacturing process? - Properties, costs, source availability, environmental impact, durability (lasting), Non-durable (consumable) What are factors in the determination of costs of producing in the manufacturing process? - materials, people, overhead Ferrous metals have a high iron content & are materials such as what? (4) - iron, steel, stainless steel, magnetic materials Non-ferrous metals are nonmagnetic substances such as what? (5) - aluminum, copper, alloys, zinc, titanium What are matrix composites? - holds the reinforcements in an orderly pattern, is continuous & is a lighter material than reinforcement What is the name of molecular material formed from carbons? - Polymers Plastics that are Thermoset are what? - Not able to be remelted Reusable plastics are known as what? - Thermoplastics What are three examples of Natural Polymers? - wood, rubber, leather What two types of woods are there? - Hardwood- deciduous Softwood- coniferous What are the benefits of wood? - it is abundant, renewable, easily-shaped, strong & non- corrosive Describe what ceramics are made of. - brittle,