CH. 7
In the concept definition phase, what happens next?
A.The company will commit resources
B.The feasibility study will start.
C. Need has not yet been established.
A. The company will commit resources
What do functions depend on?
A.) Material structure.
B) Outputs of energy.
C) Internal controls.
A) Material structure.
What is systems engineering?
The function of systems engineering is to guide the engineering and development of complex systems.
Which is correct according to integrated definition zero (IDEF0) conventions?
A) Inputs enter from left to right.
B) Outputs exit from the top.
C) Mechanisms enter from the bottom.
C) Mechanisms enter from the bottom.
What are the uses of system simulation in the concept selection process?
A) Dynamic behavior is not important.
B) Alternative concepts can be considered.
C) Noncritical potential challenges may be considered
B) Alternative concepts can be considered.
What activity is an example of the systems engineer (SE) who bridges traditional engineering disciplines?
Designing element interfaces to ensure interoperability
Which is correct regarding the feasible system concept?
A)It is a concrete process.
B) Operational objectives are translated to functions.
C) Principal system functions are different from those demonstrated.
B.) Operational objectives are translated to functions.
Why might we want to allocate functions?
A) To generate behavior that is different from the system requirements.
B) To perform physical exploration alone.
C) To consider the performance characteristics of different functional approaches.
C) To consider the performance characteristics of different functional approaches.
Which of the following statements best describes the responsibility of the SE within a project?
A. Project planning
B. Technical authority
C. Programmatic authority
D. Engineering desing
B. Technical authority
How should we approach development of a functional block diagram (FBD)?
A) We should list all external functions.
B) We should trace internal functions to external entities.
C) We do not need to know all entities.
A) We should list all external functions.
What is the difference between serial and parallel flows of activity?
A.) A serial flow of activity involves multiple functions at the same time.
B) A parallel flow of activity has one function executed and outputs to the successive function.
C) A serial flow of activity has one function executed and outputs to the successive function.
C. A serial flow of activity has one function executed and outputs to the successive function.
Fill in the blanks in the following sentence. Interfaces between components facilitate _____ connections and _____ interactions.
physical, functional
Which statement is correct about an SD?
A) An SD will focus on multiple scenarios to save time.
B) Interactions can be documented in a temporal sequence.
C)Elicitation from the stakeholders is optional.
C) Interactions can be documented in a temporal sequence.
Which is important for requirement traceability?
A) For requirements with multiple functions, we will need a logical check
B) When partial functions are successfully executed, the requirement has been satisfied.
C) An illogical check may be in order to assess the allocation.
A) For requirements with multiple functions, we will need a logical check
Which of the following is an example of a tradeoffs the SE must make to ensure that the overall system design represents a proper balance of attributes?
A) Manufacturing ease vs. technical complexity
B)Staffing vs facilities
C) Schedule vs. cost
A) Manufacturing ease vs. technical complexity