Technology, Engineering and Design (T.E.D.)

Unit 3

Notes

What are subsystems?

Within the system of an automobile engine the fuel, spark plugs, and the pistons are all examples of:

a system that is part of some larger system - a group of independent but interrelated elements comprising a unified whole

Within the system of an automobile engine, the fuel, sparkplugs, and pistons are all examples of:

A) Subsystems

B) Outputs

C) Feedback

D) Impacts

What is troubleshooting?

Troubleshooting is a form of problem solving, often applied to repair failed products or processes. It is systematic search for the source of a problem so that it can be solved, and so the product or process can be made operational again.

An automotive technician follows a process to determine why a vehicle will not start when the key is turned in the ignition. This process is an example of:

An automotive technician follows a process to determine why a vehicle will not start when the key is turned in the ignition. This process is an example of:

A) Troubleshooting the system

B) Maintaining the system

C) Optimizing the system

D) Repairing the system

What is included in the preparation to begin a process to produce a consumer product?

Which is  NOT a part of the preparation to begin the process of producing a consumer product?

• Engineering design• Raising capital• Stock materials

Which is  NOT a part of the preparation to begin the process of producing a

consumer product?

A. Engineering design

B. Raising capital

C. Packaging materials

D. Stock materials

What is meant by “maintaining a system”

Changing a furnace filter or air conditioning filter is an example of :

&

Running a scheduled virus scan on your PC is an example of:

maintain - to keep in an existing state (as of repair, efficiency, or validity) : preserve from failure or decline

Examples of things you can maintain:

• Cars

• Computers

• Buildings

Changing a furnace filter or air conditioning filter is an example of :

A) troubleshooting a system to ensure safe and proper function 

B) analyzing a system to ensure safe and proper function

C) maintaining a system to ensure safe and proper function

D) repairing a system to ensure safe and proper function

What is the difference between Maintaining vs. Fixing?

Running a scheduled virus scan on your PC is an example of:

maintain - to keep in an existing state (as of repair, efficiency, or validity) : preserve from failure or decline

Fixing: to repair: the act of putting something in working order again

Running a scheduled virus scan on your PC is an example of:

A) Maintaining

B) Troubleshooting

C) Analyzing

D) Repairing

What is Optimization?

Optimization: an act, process, or methodology of making something (as a design, system, or decision) as fully perfect, functional, or effective as possible

The process used to make a design or system as effective as possible:

The process used to make a design or system as effective as possible.

A) Optimization

B) Complex systems

C) Nuclear Energy

D) Divergent thinking

What is productivity?

Productivity: the state of being productive, fertile or efficient; the rate at which goods or services are produced.

Productivity is also a measure of output from a production process, per unit of input.

Producing more products (output) with fewer resources (input) is referred to as improving:

Producing more products (output) with fewer resources (input) is referred to as improving:

A) optimization

B) progress

C) evolution

D) productivity

What is a service manual?

A handbook published by a vehicle manufacturer or a specialized publishing company that contains instructions and Specifications for the maintenance and repair of a specific car. It may include Wiring diagrams and Troubleshooting guides.

Information to diagnose and repair a product or system is contained in the product‘s:

Information to diagnose and repair a product or system is contained in the product's

A) user's guide

B) magazine advertisement

C) service manual

D) direction sheet

How do you determine the initial step in diagnosing a problem?

A central vacuum system in a house has a sudden decrease in suction. What would be the initial step in diagnosing?

The initial step in diagnosing a problem, is to first identify what is causing the problem.

Example: A vacuum system in a house has a decrease in suction. The first step would be to look for leaks, clogs, and loose fittings.

A central vacuum system in a house has a sudden decrease in suction. What would be the initial step in diagnosing?

A. Look for leaks, clogs, and loose fittings.

B. Download information about the motor's manufacturer.

C. Install a new filter in the vacuum.

D. Remove the motor and inspect.

What are Heuristics?

Heuristics: the collection of design principles that help an engineer to evaluate a design

The collection of design principles that help an engineer to evaluate a design are called:

The collection of design principles that help an engineer to evaluate a design are called:

A) politics

B) ergonomics

C) thermodynamics

D) heuristics

What is the purpose of an operator’s manual? Manufacturer's

operator manuals provide the best information on how a device or system is designed to be operated

Which provides the best information on how a device or system is designed to be operated?

Which provides the best information on how a device or system is designed to be operated?

A) Manufacturer's operator manual

B) Your own trial and error

C) Guidelines offered by your job supervisor

D) Instructions from the previous operator

What needs to be done to keep a system functional?

Functional: fit or ready for use or service; "the toaster was still functional even after being dropped”; "a functional aircraft"

The maintenance of systems is important to insure proper :

The maintenance of systems is important to insure proper :

A) Function

B) Repair

C) Form

D) Abilities

What are nonrenewable fuels?• A non-renewable resource (coal,

gas, etc.) is a natural resource which cannot be produced, grown, or generated.

• Due to the fact that most sources of energy we use today are nonrenewable, we are facing that fact that we may someday run out.

• The solution to the nonrenewable energy problem is renewable energy such as: sunlight, wind, rain, tides, waves, and geothermal heat.

We are now dependent on nonrenewable fuels that may someday run out. What is the best solution to this problem?

We are now dependent on nonrenewable fuels that may someday run out. What is the best solution to this problem?

A) Design faster cars and trucks.

B) Replace coal and oil systems with those powered by wind.

C) Find new deposits of oil and improve processing methods

D) Design environmentally-friendly coal-fired power plants.

What is the difference between the efficiency vs. the criteria of the process?

A chemical manufacturing company continues to operate a process that undesirably yields 75% waste while desirably yielding a product that matches specifications. The efficiency of the process is competing with the:

Efficiency: (esp. of a system or machine) Achieving maximum productivity with minimum wasted effort or expense

Criteria: the requirements placed on the development of a product or system

A chemical manufacturing company continues to operate a process that undesirably yields 75% waste while desirably yielding a product that matches specifications. The efficiency of the process is competing with the:

A) criteria of the process

B) design of the process

C) trade-offs of the process

D) modifications of the process

What are the steps in the Design Process?

The engineering design process is the set of steps that a designer takes to go from first, identifying a problem or need to, at the end, creating and developing a solution that solves the problem or meets the need

1. Define the Problem2. Do Background

Research3. Specify Requirements4. Create Alternative

Solutions5. Choose the Best

Solution6. Do Development Work7. Build a Prototype8. Test and Redesign

Which activities comes earliest in the design process?

Which activities comes earliest in the design process?

A) Applying for a patent and marketing

B) Researching and generating ideas

C) Creating the tooling for product manufacture

D) Modeling and communicating test results

What are the characteristic traits of an innovative person?

Common characteristics of technologists, scientists, and mathematicians could include such things as:

•Creativity•Self motivated•Curiosity•Open to new things•Desire to find new knowledge•Leadership

Common characteristics of technologists, scientists, and mathematicians could include such things as:

A) a reluctance to try new ideas and new solutions

B) creativity, curiosity, and a desire to find new knowledge

C) satisfaction with the present state of knowledge

D) not using math to solve problems

What does efficient mean?

Efficient – Achieving maximum productivity with minimum wasted effort or expense.

Example: Compact fluorescent lamps (CFL’s) are considered efficient because two-thirds less energy and may last 6 to 10 times longer than incandescent lights.

A manufacturing system would NOT be considered "efficient" when it:

An efficient Manufacturing System includes:• Performs the same function continuously • Alerts the operator when there may be a malfunction • Can be adjusted automatically

A manufacturing system would NOT be considered "efficient" when it:

A) Requires unpredictable maintenance

B) Performs the same function continuously

C) Alerts the operator when there may be a malfunction

D) Can be adjusted automatically

What is a system?

Technology involves the use of processes to develop ______ that solve problems and extend human capabilities

System: A set of things working together as parts of a mechanism or an interconnecting network

Technology involves the use of processes to develop ______ that solve problems

and extend human capabilities

A) keys

B) systems

C) ideas

D) theories

What is meant by Communicating the results in the design process?

A technology club is working on a video promotional for competition. They finish the video and air it later on the in-school cable TV. As part of the requirements for the competition, they make a presentation to the judges, explaining the process they used in creating video. Which part of the design process are they in?

Steps in the design process:• Define the Problem• Do Background

Research/Brainstorm• Specify Requirements• Create Alternative Solutions• Choose the Best Solution• Do Development Work• Build a Prototype• Test and Redesign• Communicate Results

Results: A consequence, effect, or outcome of something

A technology club is working on a video promotional for competition. They finish the video and air it later on the in-school cable TV. As part of the requirements for the competition, they make a presentation to the judges, explaining the process they used in creating video. Which part of the design process are they in?

A) Brainstorming

B) Make a prototype

C) Define the problem

D) Communicate the results

What needs to be done to keep machinery in working order?

The goal of maintenance is to keep products in:

In order to keep machinery in working order, regular maintenance needs to be preformed on the machine.

The goal of maintenance is to keep products in:

A) Storage facilities

B) Working order

C) Poor order

D) Repair

What tasks should be included in a home and car maintenance schedule?

An established schedule to change the air filters in home or to change the oil in cars is for:

Car maintenance schedule:•Change oil in car•Check pressure of tires•Check windshield washer fluid levels•Check coolant/antifreeze levels•Inspect fuel filters•Replace Cabin Air Filter annually •Check brake system annually

Home maintenance schedule:•Make sure air vents indoors and outdoors (intake, exhaust and forced air) are not blocked by debris.•Change air filters•Make sure electrical outlets are equipped with safety plugs.•Regularly check the house for safety hazards, such as a loose handrail, lifting or buckling flooring, inoperative smoke detectors, and so on.

An established schedule to change the air filters in home or to change the oil in cars is for:

A) Maintenance

B) Repair

C) Diagnosis

D) Troubleshooting

What are the steps in testing a prototype?

Tonya is testing a prototype of a wheelchair lift and finds that it always binds on the base plate just before it completely swings the wheelchair inside the door. What is her next step?

Prototype: A first or preliminary model of something, esp. a machine, from which other forms are developed or copied.

Tonya is testing a prototype of a wheelchair lift and finds that it always binds on the base plate just before it completely swings the wheelchair inside the door. What is her next step?

A) collect data

B) choose another idea

C) modify the prototype

D) evaluate the lift

What are the characteristic traits of an engineer?

An engineer with this characteristic is more likely to bring a project to completion:

Characteristic: A feature or quality belonging typically to a person, place, or thing and serving to identify it

Engineers are typically:

•Creative

•Analytical

•Organized

•Problem-Solvers

An engineer with this characteristic is more likely to bring a project to completion:

A) Procrastination

B) Creativity

C) Arrogance

D) Social ability

What resourceswould help you fix you car?

All of the following resources provide information to repair a broken car engine except?

• Manuals• Diagnostic computers• Experienced people

Resources: A stock or supply of money, materials, staff, and other assets that can be drawn on by a person or organization in order to function effectively

All of the following resources provide information to repair a broken car engine except?

A. Manuals

B. Diagnostic computers

C. Maintenance schedules

D. Experienced people

Who sets the criteria requirements to develop a product?

Criteria: the requirements placed on the development of a product or system

What are the requirements placed on the development of a product or system called?

What are the requirements placed on the development of a product or system called?

A. the trade-offs

B. the impacts

C. the collaborations

D. the criteria

What is the relationship between Constraints and Criteria?

Constraints: limitations or restrictions on something.

Example: If you were to build a car, there might be certain constraints or limitations on the height or width of the frame of the car.

An automotive design team has designed a vehicle within the given budget while including very few features that were specified for the vehicle. In this case, what is the relationship between constraints and criteria?

An automotive design team has designed a vehicle within the given budget while including very few features that were specified for the vehicle. In this case, what is the relationship between constraints and criteria?

A. Enhancing

B. Competing

C. Eliminating

D. Complimenting

What are operating procedures?

Operating Procedure: a procedure for operating something or for dealing with a given situation. A prescribed procedure to be followed routinely.

Following an standard operating procedure increases productivity, lifetime of tools, and cycle time.

Which is most likely to increase when an operator does not follow established operating procedures?

Which is most likely to increase when an operator does not follow established operating procedures?

A. Life time of the tool

B. Risk of accidents

C. Cycle time

D. Productivity

Why should the development of technology look at the local and global levels?

The study of technology should look at how the development of technology affects humans at both the:

Local level: The "local level" is a term commonly used to refer municipal government such as cities, towns and villages. It is called the local level because it is the lowest and most closely related to the local citizens than is county, state or federal government.

Global level: The “global level” is a term commonly used to refer to places around the word and things that affect people around the world.

The study of technology should look at how the development of technology affects humans at both the:

A. local level and global level

B. market place and work place

C. school house and state house

D. time of birth and time of death

How do you Optimize your design while considering the criteria and constraints?

Making a design as effective as possible when considering the given criteria and constraints is the process of :

Optimize: Make the best or most effective use of (a situation, opportunity, or resource)- to optimize viewing conditions the microscope should be correctly adjusted

Making a design as effective as possible when considering the given criteria and constraints is the process of :

A. Innovation

B. Communication

C. Specification

D. Optimization

Diagnostic Technology

Diagnostics: programs or routines that helps a user to identify errors in technology or pieces of equipment.

What technology is used when searching to find out what is wrong with a piece of equipment?

What technology is used when searching to find out what is wrong with a piece of equipment?

A. Calibration

B. Diagnostic

C. Installation

D. Alteration

What is the meant by Invention vs. Innovation?

Invention is a totally new composition, device, or process.

Innovation is a change in the thought process for doing something, or the useful application of new inventions or discoveries.

Which characteristic of an engineer would most likely make her an inventor rather than an innovator?

Which characteristic of an engineer would most likely make her an inventor rather than an innovator?

A. Resourcefulness

B. Adaptability

C. Practicality

D. Creativeness

Why do Control Systems fail?

Control systems:

•Control systems: A control system is a device or set of devices to manage, command, direct or regulate the behavior of other devices or systems.

•They sometimes fail because they do not always succeed or work perfectly.

Control systems:

A. do not always succeed or work perfectly

B. always work as designed

C. are designed using no criteria

D. are not used to establish quality in products