Design Fundamentals

Question 1

True or False: Most concepts/designs are modifications of previous ones.

Answer 1

True

Question 2

Concept and Design Development Method: Normative

Answer 2

Based on regulations + standards

Question 3

Concept and Design Development Method: Rational

Answer 3

Method based (derived)

Question 4

Concept and Design Development Method: Participative

Answer 4

People Based

Question 5

Concept and Design Development Method: Heuristic

Answer 5

Trial + Error, lessons learned

Question 6

List spacecraft environments:

Answer 6

1. Launch env.
2. Space env.
3. Planetary env.
4. Planetary surface env.

Question 7

Yes or No: It is better to make temporary uncertain decisions than to try and achieve perfection.

Answer 7

Yes

Question 8

What is the KISS philosophy?

Answer 8

Keep It Simple and Stupid

Reduce risk, cost, easy implementation

Question 9

Why is system/subsystem heritage important?

Answer 9

1. Describes a design basis
2. Shows difference between legacy and proposed design
3. Exposes development challenges

Question 10

True or False: No heritage is acceptable.

Answer 10

False

Question 11

True or False: it is not necessary to review full heritage designs.

Answer 11

False:

Genesis Crash - inverted G switches

Question 12

List fundamental design steps:

Answer 12

1. Establish need
2. Define scope
3. Evaluation criteria
4. Alternatives
5. Evaluation of 5
6. Baseline mission
7. Detailed design

Question 13

True or False: There are 3 basic methods of concept and design dev.

Answer 13

False: There are 4

Normative, Rational, Participative, Heuristic

Question 14

What is “descoping”:

Answer 14

Removing functions from the system and understanding the impact. (Used for changes later)

Question 15

Projects should use ______ peer reviews.

Answer 15

Independent