Chapter 6
15) Which of the following is a core practice of the agile approach? A) A 40-hour work week. B) Outsource all complex modules. C) Stick to the plan, even if it is behind schedule. D) Programmers should be assigned individual programs based upon their ability.
A) A 40-hour work week.
5) Which of these is not a guideline for developing a prototype? A) Build the system slowly and carefully. B) Modify the prototype in successive iterations. C) Emphasize the user interface. D) Work in manageable modules.
A) Build the system slowly and carefully.
23) A regional blood inventory system that is instituted in one regional hospital with plans to install the system in the remaining hospitals is an example of a ________ prototype. A) first-of-series B) patched-up C) nonoperational D) selected features
A) first-of-series
25) An example of ________ prototyping is building the first airplane of a series and then seeing if it flies before building a second. A) first-of-series B) patched-up C) nonoperational D) selected features
A) first-of-series
31) When prototyping, it is essential that analysts work in ________ modules. A) manageable B) small C) large D) global
A) manageable
9) Systems that require constant updating and technical design are prone to which kind of error? A) miscommunication B) design C) coding D) documentation
A) miscommunication
22) A system that has all necessary features but is inefficient is an example of a ________ prototype. A) patched-up B) nonoperational C) first-of-series D) selected features
A) patched-up
21) Building a ________ of information systems is a useful technique for quickly gathering information requirements. A) prototype B) system design C) lifecycle D) maintenance agreement
A) prototype
29) An advantage of prototyping is tied to the fact that user ________ change over time. A) requirements B) needs C) populations D) feelings
A) requirements
35) In the agile approach, ________ is determined by listening to customers and getting them to write down their stories. A) scope B) perspective C) whiteboarding D) feedback
A) scope
13) When doing pair programming, which person(s) chooses a partner programmer? A) the programmers B) management C) the project leaders D) the project team
A) the programmers
32) ________ software, such as Microsoft products or PeopleSoft may be used for prototyping. A) POTS B) COTS C) DOTS D) MOTS
B) COTS
34) It is the responsibility of the ________ to translate suggestions and innovations into workable systems. A) user B) analyst C) facilitator D) manager
B) analyst
6) Which of these is not an advantage of prototyping? A) affords opportunity to change the system early in its development B) buffers users against computer malfunctioning C) helps prevent the adoption of inadequate systems D) presents more opportunities to improve the user's needs and expectations
B) buffers users against computer malfunctioning
3) A patched-up prototype is likely to be: A) controversial. B) inefficient. C) nonworking. D) standardized.
B) inefficient.
27) An example of ________ prototyping is programming a working model that has all the necessary features but is inefficient. A) first-of-series B) patched-up C) nonoperational D) selected features
B) patched-up
19) Making all product release deadlines imminent: A) creates too much programmer stress and should be avoided if at all possible. B) pushes a realistic expectation for completion to the fore. C) usually results in minimally functional software. D) actually slows down project development because of numerous avoidable errors.
B) pushes a realistic expectation for completion to the fore.
1) Which prototype includes only some, but not all, of the components of the final system? A) first-of-a-series prototype B) selected features prototype C) nonworking scale model D) patched-up prototype
B) selected features prototype
4) Which of these is a potential disadvantage of prototyping? A) ineffective for helping users articulate requirements B) shapes systems before problem is thoroughly understood C) more expensive than the traditional SDLC D) slower development than the traditional SDLC
B) shapes systems before problem is thoroughly understood
10) Which of the following is not one of the four values of agile modeling? A) communication B) technical skill C) simplicity D) courage
B) technical skill
16) Which of the following statements is not a principle of agile modeling? A) "Travel light." B) "Model with a purpose." C) "Code for tomorrow." D) "Software is your primary goal."
C) "Code for tomorrow."
30) The first step of prototyping is to estimate the ________ involved for building system modules. A) time B) programmers C) costs D) skills
C) costs
11) Which of the following is not a basic activity of agile development? A) coding B) listening C) documenting D) designing
C) documenting
20) It has been noted that dividing up groups and setting up barriers often introduces: A) scrum. B) dysfunctional pair-programming teams. C) errors. D) redundant code for modules
C) errors.
33) Users' roles in prototyping can be summed up in two words: honest ________. A) engagement B) interaction C) involvement D) exchange
C) involvement
24) A system for which only input and output are prototyped is called a ________. A) first-of-series B) patched-up C) nonoperational D) selected features
C) nonoperational
26) An example of ________ prototyping is building a full-scale model of an automobile that is used in wind tunnel tests. A) first-of-series B) patched-up C) nonoperational D) selected features
C) nonoperational
7) Which of these is not a way users can be expected to help in prototyping? A) experimenting with the prototype B) giving open reactions to the prototype C) providing the necessary technical expertise for interfacing with the database D) suggesting possible deletions to the prototype
C) providing the necessary technical expertise for interfacing with the database
17) Which of the following is not a component of the Scrum methodology? A) product backlog B) daily scrum C) spring D) demo
C) spring
8) The agile approach is based on: A) values. B) principles. C) practices. D) All of the above.
D) All of the above.
28) One distinct advantage of prototyping is that it is not necessary or desirable to build ________ for prototype purposes. A) small parts of a system B) any parts of a system C) a system diagram D) an entire working system
D) an entire working system
12) Which of the following can be used to communicate ideas that would otherwise remain fuzzy or unshaped? A) testing B) documenting C) scope D) coding
D) coding
18) Based on their study of a group of programmers, the best programmers are ________ times more productive than the worst ones. A) one to two B) three to five C) four to eight D) five to ten
D) five to ten
2) Which kind of prototyping is most similar to what engineers call "bread boarding"? A) first full-scale model B) model bearing some essential features C) nonworking scale model D) patched-up prototype
D) patched-up prototype
14) In agile development ________ are on spoken interaction between developers and users, not on written communication. A) design B) documentation C) feedback D) stories
D) stories
1) Prototyping is best applied late in the systems development life cycle.
F
10) An advantage of prototyping is that systems will be more thoroughly understood before the system is shaped.
F
13) Feedback gives the analyst the strength to be able to throw out code and rethink solutions.
F
16) Pair programming means that you work with another programmer assigned by management or the team leader.
F
23) The agile approach is based on values, principles and practices.
F
25) Values can be used to communicate ideas that would otherwise remain fuzzy or unshaped.
F
27) One of the lessons learned from agile development is that short releases allow systems to communicate
F
28) Analysts can best reflect all of the four values of agile modeling through an attitude of assertiveness.
F
29) A 60-hour work week improves effectiveness.
F
34) A great example of a first-of-series prototype would be constructing a full scale model of a new type of car to be used for testing in a wind tunnel.
F
4) A disadvantage of prototyping is the relatively large expense associated with redirecting system plans.
F
7) Prototypes that are full-scaled and installed at one location with the intention of later implementation at other locations are referred to as "selected features prototypes."
F
5) A prototype that works but is inefficient is referred to as a "first-of-a-series prototype."
SF
11) Projects that are subject to constant updating are prone to miscommunication.
T
12) Agile projects should begin with the simplest possible tasks.
T
14) Source code is the basis for a living system.
T
15) In agile development, onsite customers write stories and communicate to team members.
T
17) User stories in agile development are on spoken interaction between developers and users, not on written communication.
T
18) Analysts can best reflect all of the four values through an attitude of humility.
T
19) The word agile in agile modeling implies maneuverability.
T
2) Prototyping is very useful for eliciting user suggestions about changing the prototyped system.
T
20) Pair programming means that ownership of the design or software itself is shared as in a partnership.
T
21) A risk to the adoption of agile methodologies for organizations is the cost involved in education and training of systems analysts and programmers in the new approach.
T
22) Agile methods are a collection of innovative, user-centered approaches to systems development
T
24) Feedback occurs when customers create functional tests for all of the stories that the programmers have subsequently implemented.
T
26) Pair programming means that you work with another programmer of your own choosing.
T
3) User reactions to prototyping can be gathered through observation, interviews, and questionnaires.
T
30) Scrum is an agile approach based on rugby.
T
31) The agile philosophy suggests that system developers create a series of deadlines for many releases of the system.
T
32) Timeboxing is used in agile methodologies to encourage completion of activities in shorter periods.
T
33) The adoption of agile methodologies carries with it the risk that systems created with them will not be successful or will not adequately interface with legacy systems.
T
6) Some prototypes are nonworking models.
T
8) Prototyping may be used as a replacement for the systems development life cycle.
T
9) One reason that prototyping is useful is that user requirements are likely to change over time.
T