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SWE 201c Full Test Bank | Complete Solutions (Verified) Which of the following software development models can best respond to requirements changes? A. The V-model B. The Waterfall model C. Agile models In which of the following software development models are the software development activities ...

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SWE 201c Full Test Bank

Which of the following software development models can best respond to requirements
changes?

A. The V-model
B. The Waterfall model
C. Agile models

In which of the following software development models are the software development
activities performed sequentially rather than in iterations?

A. Agile models
B. The Waterfall model

Which of the following are limitations of the waterfall model? Select three.

A. Integration issues may remain undetected until the last phase.
B. Misinterpretations of requirements or design can remain undetected until the later
development phases.
C. It is not suitable for big projects.
D. It is difficult to respond to requirements changes.

Which is the right description about the requirement specification process?

A. Requirement specification is a process to design the solution to the problem.
B. Requirement specification is a process that identifies and specifies the problem and
possible solutions to the problem.
C. Requirement specification is a process to identify and specify the problem to solve.
D. Requirement specification is a process of solving the requirements.

Specifying requirements is difficult because (select three):

A. Software is intangible, which makes it difficult to comprehend and communicate.
B. Terminology can be interpreted in multiple ways depending on the person or the
context in which it was used.
C. The client or end users might not be clear about what they want.
D. There is no guideline for writing a software requirement specification document.

Why is requirement specification important? Select two.

A. Spending time upfront in requirement specification can save time in the later phases
of the software development lifecycle.
B. Changing the requirement is not possible once the system is fully developed.

,C. Repairing a bug in the requirements can cost thousands of times less than in the
later phases of the software development lifecycle.

Which of the following are true about requirements and specifications? (Choose all that
apply)

A. Specifications shall meet the requirements.
B. Requirements shall be written in the user's language; system specifications shall be
written in the system language.
C. Requirements call for specification-level refinement.
D. Requirements are for users; specifications are for developers.

The following are the requirements and specifications of an online banking service.
Which of the following can be categorized as (user) requirements? Select two.

A. The user shall be able to check the current balance of the checking accounts that
he/she own.
B. Activate a login session when a user logs in, and maintain the session for 60 minutes
unless the user who logged in had remained inactive for more than 120 seconds.
C. A user shall be able to use the online banking system securely.
D. At the time a query is made to check the current balance of a checking account, the
owner of the checking account shall be logged in.

The following are requirements and specifications of an online banking service. Which
of the following can be categorized as system specifications? Select two.

A. A user shall be able to use the online banking system securely.
B. Activate a login session when a user logs in, and maintain the session for 60 minutes
unless the user who logged in has been inactive for more than 120 seconds.
C. At the time a query is made to check the current balance of a checking account, the
owner of the checking account shall be logged in.
D. The user shall be able to check the current balance of the checking accounts that
he/she own.

A constraint to only use Microsoft Project during the system development is a non-
functional requirement.

A. True.
B. False.

Which of the following are non-functional requirements:

A. Some product requirements, like using a specific encryption protocol, are non-
functional requirements.
B. Organization requirements imposed by the company, like a specific coding style, are
non-functional requirements.

,C. External requirements imposed by external organization, like using a specific
development style, are non-functional requirements.
D. All of the above.

WRSPM stands for:

A. Wide, Requirement, Software, Planning and Model.
B. World, Requirement, Specification, Program and Machine.
C. None of the above.

Looking at the difference between user requirements and system specifications in the
ATM example, we know that swiping the card and prompting for a PIN are
requirements, while reading the card details and a 4-digit PIN are specifications.

A. True.
B. False.

The purpose of the WRSPM model is to ensure that:

A. Specifications meet the requirements.
B. Requirements meet specifications.
C. None of the above.

A subsystem in an architecture must:

A. be created separately and can operate individually.
B. have business value.
C. be integrated with one another or with existing subsystems.
D. All of the above.

Partitioning of a large system into smaller subsystems helps the buy-or-build decision
because we can examine each subsystem and reason about possible buy-or-build
options for each.

A. True.
B. False.

A good software architecture is important because:

A. It helps organize the workforce and resources.
B. It allows for parallelization in development.
C. It helps build-or-buy decisions.
D. It helps with funding decisions.

A UNIX program where the output of one program is the input of another, is an example
of which of the software architecture models below:

, A. Pipe-and-Filter Model.
B. Event-based Model.
C. Layered Model.
D. Client-Server Model.
E. Blackboard Model.

An online banking system is best modeled by:

A. Pipe-and-Filter Model.
B. Blackboard Model.
C. Client-Server Model.
D. Event-based Model.

A vehicle identification and tracking system, where each moving vehicle is tracked and
monitored through a shared program, is best modeled by:

A. Pipe-and-Filter Model.
B. Blackboard Model.
C. Layer Model
D. Client-Server Model
E. Event-based Model

The difference between subsystems and modules are:

A. Subsystems can independently comprise the business logic by itself while modules
can't.
B. Subsystems can communicate with other subsystems while modules cannot
communicate with other modules.
C. All of the above.

Software quality attributes that we care about during software architecture are:

A. Performance.
B. Reliability.
C. Testability.
D. Security.
E. Usability.

Software architecture concerns itself with both estimation and quality but not
partitioning.

A. True.
B. False.

Which of the following is considered the most difficult in the software development
process?

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