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Gateway Exam Review
Gateway Exam Review
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1
The
movement of the gears
pictured can best be described as:
input gear A is rotary and output gear B is linear
input gear A is rotary and output gear B is reciprocating
input gear A is linear and output gear B is rotary
2
Which of the following laws is one of the
most important and basic laws
of
electrical
circuits?
Newton's Law
Euclid's Law
Ohm's Law
3
An "if-then" statement ________ and then ________.
checks for the condition; executes the code
creates the condition; skips the code
executes the code; repeats
4
What type of technological
system uses feedback
as a way to
monitor and adjust
itself?
closed loop system
control system
basic system
5
Find the surface area. (SA=2wd+2wh+2hd OR SA=P(perimeter of base)h+2B(area of base))
442 ft2
486 ft2
568 ft2
6
In the gear train below, gear A is the
input(start)
gear and gear B is the
output(product)
. What is the
purpose
of C?
to change the direction of rotation of gear B
to change the speed of gear B
to create an increase of torque in the gear chain
7
If input gear A has
12 teeth
, and output B has
36 teeth
, then the ratio shown in simple gear chain would be:
(simplify)
3:1
2:1
1:5
8
The arrow is pointing to what type of line?
hidden line
object line
center line
9
Which letter corresponds to the shaded face?
B
A
C
10
How can appropriate team
norms (rules/guidelines)
be important for the success of the design process?
all answers are correct
enhancing team performance
establishing clear expectations for interactions
11
Examine the dimensioned sketch below & determine what is
incorrect
about the
dimensioning process
.
the sketch has hidden lines that have been dimensioned
some dimensions can be deduced from other dimensions
the dimensions have been duplicated
12
Which of the following statements
best describes
the
influence
of the
development/use of technology
on past events?
historical events were primarily driven by social and political factors
technology played a minimal role in shaping historical events
development & use of technology had major impact on shaping past events
13
A classmate makes an
improvement
to an existing technological project. This is an example of an:
Innovation
Invention
14
Which system, also known as the
S.I. system
, uses units such as
centimeter
for length and
cubic centimeter
for volume?
Customary System
Regulatory System
Metric System
15
Which statement is
FALSE
about engineering Lab Safety Rules?
only remove materials from the lab with permission
You should keep work areas clear of unnecessary materials and food
you can use tools without receiving instructions on appropriate use
16
Which of the following situations is a
result of negligence(forgetting about) or improper maintenance
of lab equipment?
student sees pair of scissors is broken. they put them back with supplies
using an instrument student notices it's not 'zeroed.' they zero it correct
end of class, students place all building equipment in appropriate bins
17
While there are different versions of the design process, what are the essential(important) piece in any design process?
design process must include steps for brainstorming and developing solution
the design process is linear and each step must be completed & can't repeat
design process must be iterative where designers can revisit steps
18
To be
"iterative"
in the design process means to:
repeat steps to continuously improve a work product
be exact in all measurments
use information technology to solve problems
19
The primary purpose of the gear mechanism is to
create a mechanical advantage
create a perpendicular angle (90*) between input and output shaft
create a non-perpendicular angle between the input and output shaft
20
The picture below is an example of a -
thumbnail sketch
isometric drawing
section view drawing
21
Locating
a technical
problem
, and
finding the cause
in technological products or systems is known as:
pseudocode
programming
troubleshooting
22
When is the design process
finished
?
the design process is never final; always multiple solutions to a problem
when the design brief is signed by the engineer
after the solution is presented to the client
23
These drawings are identified as:
animation
isometric
multiview
24
From the multiview sketch, what is the
volume
of the rectangular prism?
(V=w*h*d)
46 in2
15 in3
46 in3
25
Why is a
decision matrix
an important tool to use in the
design process
?
design matrix is used to identify criteria, constraints, and deliverables
decision matrix is used to compare ideas against each other.
decision matrix organizes your sketches, models, and brainstorming
26
Which of the following is a necessary condition to ensure
circular
passage of electrons in an electrical circuit?
lost must be functional and not interrupted
some electrical wires can be made out of materials other than metal
circuit must not be attached to other circuits
27
What is the dial caliper measurement for these four blocks to the nearest thousandth of an inch (1.36
4
)?
2.194 in
2.200 in
2.940 in
28
Using
technological
and scientific
knowledge
to solve practical problems is known as:
Mathematics
Engineering
Science
29
Limits to the design process such as money, space, materials and time are known as
constraints
ergonomics
aesthetics
30
In which step of the design process would you
reflect (think about)
to determine if prototype works and test solution?
evaluate the solution
generate concepts
develop a solution
31
What is the dial caliper reading?
(read both slide 1st and gauge 2nd)
3.65
2.265
3.265
32
Which of the following is/are
true
about this flowchart?
all answers are true
it has a loop
it resets for each iteration
33
Which is
NOT
a common thread type used by American National Standards Institute (ANSI)?
Brick
Standard
ACME
34
What are the
benefits
of using solid modeling like Tinkercard as compared to traditional 2D hand-drawings:
improved design accuracy
easy to manipulate in terms of seeing all sides and angles
all answers are correct
35
Why are Engineering Notebooks a great way to
document
the design process?
the notebook can be sold as instruction manuals for your product assembly
they give students a way to record notes, images, ideas for documentation
the notebook can be used as precise instructions to manufacture parts
36
A device that can
interact
with the environment and
send a signal back
to the controller/brain is known as a:
sensor
extender
engine
37
When considering the problem of creating a backpack organizational tool (problem 4), which is
not
an example of criteria
brainstorm ideas and comments
durability and strength
size and cost
38
When considering
isometric(still)
and
orthographic drawings (3D to 2D drawings)
what is the reason for having both?
to know the size and location of all features
isometric is used for making the project
orthographic is used for a better visual of the project
39
In the simple gear train shown, if
input gear A(start)
were
decreased in size(smaller)
, then the
output B(product)
would
move more slowly
no change at all
move more quickly
40
In the design process, the
primary (#1) purpose of a prototype
is to:
to attract potential investors
serve as working model concept by making observations and adjustments
to attract potential customers
41
What are some potential positive & negative effects of technology on cultures and environments?
positive: increased communication; negative: loss of different cultures
positive: decreased access to information; negative: damage to environment
positive: technological advancements; negative: improved living standards
42
What is the length of the three blocks to the
vertical line
?
3.5 in
35 cm
3.5 cm
43
What is the length of the four blocks to the
vertical line
?
2 & 13/8 in
2 & 13/16 in
2 & 9/16 in
44
Which of the following is a
FALSE
statement about the design process?
the design process is influenced by criteria & contraints
Real engineers do not use the process
the design process is never final; always finding solutions to a problem
45
This type of diagram is known as a:
design elements
decision matrix
process poster
46
What is a key factor that contributes to the progression of technology?
government regulations
random chance and luck
collaboration and knowledge sharing
47
Based on the scenario, what is the
best problem statement
that accurately defines the problem?
heavy backpacks cause the backpacks to tear easily thus losing items
students are not making it to class on time and need a solution
students have to finding items in backpack; need organizer designed
48
Which of the following is
NOT a reason
to use a diagram like this?
to make sure you favorite design is chosen
to rank solutions according to set criteria based on facts not feelings
to compare and contrast potential design ideas
49
A
twisting or rotating
force is known as:
output
work
torque
50
Which of the following
BEST
describes why
sketching(drawings)
is an effective
communication
tool?
sketching tells a story about the design; how its used or where its made
designers can color parts of sketch to show texture and appearance
sketching allows designers to communicate details of their ideas
