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PLTW IED Unit 1 Review

Total questions: 50

Worksheet time: 43mins

Name
Class
Date
1.
What is an engineering notebook used for?
a)
To collect ideas
b)
A diary
c)
a legal method to prove you are the originator of an idea
d)
a notepad for various to do lists and scribblings
2.
When using your engineering notebook you should…? Check all that apply
a)
Sign and Date
b)
Add a title
c)
Update the table of contents
d)
Scribble or scratch out things that you found out are incorrect
3.
You can use a notebook in a court of law to protect yourself.
a)
true
b)
false
4.

Title blocks are necessary. Why?

a)

To provide a place to put your username when creating the drawing sheet.

b)

To identify the general details that go along with a particular part.

c)

To identify the drawing.

d)

To have a consistent method of documenting the revision before being manufactured.

5.

What SI unit is used to measure length?

a)

meters

b)

liters

c)

centimeters

d)

kilograms

6.
a)
8
b)
8.0
c)
8.01
d)
8.010
7.
Is this picture accuracy or precision?
a)
Just accuracy
b)
Just precision
c)
Both
d)
Neither
8.
Is this picture accuracy or precision?
a)
Just accuracy
b)
Just precision
c)
Both
d)
Neither
9.
length?
a)
3.2 cm
b)
3.12 cm
c)
3 cm
d)
3.219 cm
10.
What is the correct measurement for is block?
a)
2 1/4 cm
b)
2 2/8 in
c)
2 1/4 in
d)
2 1/4 ft
11.
What does the symbol "R" stand for?
a)
Radius
b)
Circles
c)
Arc
d)
Diameter
12.
The image shows a dial caliper measuring...
a)
outside diameter
b)
inside diameter
c)
step distance
d)
hole depth
13.

What is the measurement of the caliper?

a)

0.670 in

b)

0.670 cm

c)

0.600 in

d)

0.700 in

14.
Which is not a unit of measure in the US customary system?
a)
Inch
b)
Foot
c)
Yard
d)
Meter
15.
The summary of the frequency of values is...
a)
distribution
b)
variation
c)
central tendency
d)
sum
16.
The most frequently occurring value in a set of data is...
a)
Mean
b)
Median
c)
Mode
d)
Range
17.
This is a measure of the spread of data values
a)
Standard deviation
b)
Mode
c)
Mean
d)
Range
18.
Is this an orthographic or isometric drawing?
a)
Orthographic
b)
Isometric
19.
Is this an orthographic or isometric drawing?
a)
Orthographic
b)
Isometric
20.
A line that is thin and used to show the beginning of the sketch is which?
a)
Object Line
b)
Hidden Line
c)
Construction Line
d)
Center Line
21.
During this step of the Design Process, each team member creates several different options of how this problem can be solved.
a)
Step 5: Evaluate Solution
b)
Step 6: Present Solution
c)
Step 2: Generate Concepts
d)
Step 1: Define a Problem
22.
 During this step of the Design Process, team members take time to document whether they think this solution will work?
a)
Step 5: Evaluate Solution
b)
Step 2: Generate Concepts
c)
Step 6: Present Solution
d)
Step 4: Build and Test Solution
23.
During this step of the Design Process, engineers draw a detailed and labeled sketch of an idea for what might be created to solve the problem. 
a)
Step 3: Develop/Design a Solution
b)
Step 1: Define a Problem
c)
Step 5: Evaluate Solution
d)
Step 4: Build and Test Solution
24.
A full-scale working model used to test a design concept by making actual observations and necessary adjustments.
a)
Brainstorming
b)
Criteria
c)
Prototype
d)
Constraints
25.
A systematic problem-solving strategy, with criteria and constraints, used to develop many possible solutions to a problem or to satisfy human needs and wants and winnow (narrow) down the possible solutions to one final choice. 
a)
Design Process
b)
Brainstorming
c)
Design
d)
Decision Matrix
26.
During this step of the Design Process, engineers build a working prototype and test how it works.
a)
Step 4: Build and Test Solution
b)
Step 3: Develop/Design a Solution
c)
Step 6: Present Solution
d)
Step 5: Evaluate Solution
27.
During this step of the Design Process, engineers gather all project documentation and share it with the customer.
a)
Step 6: Present Solution 
b)
Step 5: Evaluate Solution 
c)
Step 4: Build and Test Solution 
d)
Step 2: Generate Concepts 
28.
During this step of the Design Process, engineers identify what is the question or problem that you and your classmates are trying to solve?
a)
Step 6: Present Solution
b)
Step 2: Generate Concepts
c)
Step 1: Define a Problem
d)
Step 3: Develop/Design a Solution
29.

What is the purpose of a reference dimension?

a)

To provide a critical measurement

b)

To provide additional information without affecting the drawing

c)

To indicate a change in material

d)

To specify the color of the part

30.

Which of the following is a standard practice in dimensioning?

a)

Overlapping dimension lines

b)

Placing dimensions inside the object

c)

Using clear and concise dimension lines

d)

Using different units on the same drawing

31.

Which of the following symbols is used to indicate a counterbore in a technical drawing?

a)

⌴

b)

⌵

c)

⌶

d)

⌷

32.

How does isometric sketching differ from perspective drawing?

a)

Isometric sketching is done freehand, while perspective drawing requires the use of a ruler.

b)

Isometric sketching uses parallel lines, while perspective drawing uses converging lines.

c)

Isometric sketching is used for 2D drawings, while perspective drawing is used for 3D drawings.

d)

Isometric sketching uses curved lines, while perspective drawing uses straight lines.

33.

What is the purpose of isometric sketching in engineering design?

a)

To determine the material properties of an object in engineering design.

b)

To calculate the weight of an object in engineering design.

c)

To create a three-dimensional representation of an object in engineering design.

d)

To create a two-dimensional representation of an object in engineering design.

34.
A limit to a design process or a limitation or restriction.
a)
Problem Identification
b)
Short-Circuit
c)
Constraint
d)
Hexapod
35.
Which view do we start drawing in for Oblique Pictorials?
a)
Top
b)
Front
c)
Right Side
36.
To create a solid model by giving depth to a 2D profile, use the __________ command.
a)
thicken
b)
offset
c)
extrude
d)
protrude
37.
Dial calipers can be used to measure what type of dimensions?
a)
Inside diameter
b)
Outside diameter
c)
Depth
d)
All of the above
38.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
39.
TRUE OR FALSE
The Concentric constraint forces two circles, arcs, or ellipses to share a common center point.
a)
True
b)
False
40.
The constraint that forces two selected lines or curves to lie at right angles to one another is ___________.
a)
parallel
b)
vertical
c)
perpendicular
d)
coincident
41.
The constraint that indicates a set of curves or lines are touching without overlapping.
a)
equal
b)
smooth
c)
tangent
d)
symmetric
42.

This constraint makes two or more lines the same length.

a)

equal

b)

tangent

c)

coincident

d)

perpendicular

43.
What is the mean of this data set?
9.8, 5.3, 4.4, 7.5
a)
6.75
b)
5.86
c)
7.96
d)
8.24
44.
What is the range of this data set?
9.8, 5.3, 4.4, 7.5
a)
5.4
b)
9.8
c)
4.4
d)
4.5
45.
The constraint that forces two selected lines or curves to lie at right angles to one another is ___________.
a)
parallel
b)
vertical
c)
perpendicular
d)
coincident
46.
To create a solid model by giving depth to a 2D profile, use the __________ command.
a)
thicken
b)
offset
c)
extrude
d)
protrude
47.

These circles are?

a)

concentric

b)

eccentric

c)

bulls-eye

d)

diameter

48.

What is wrong with these dimensions?

a)

It has dimensions to hidden lines

b)

It is under dimensioned

c)

It is over dimensioned

d)

It has dimensions over and through the object

49.

What does "THRU" mean on a hole note?

a)

The extrusion goes through the part on a parallel plane.

b)

The hole has a depth equal to the hole next to it.

c)

The hole has a depth of 1"

d)

Hole is drilled all the way through the part

50.

What type of hole is hole #4?

a)

Countersink through

b)

Simple through

c)

Counterbore blind

d)

Counterbore through

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