Question 1

_____ is an iterative system development process that develops a system in "sprint" increments lasting from two weeks to two months.

Accepted Answer

The given description matches the Agile development process, which is an iterative and incremental approach to software development. It emphasizes continuous delivery of working software and collaboration between self-organizing cross-functional teams. Sprint iterations typically last from two weeks to two months, and at the end of each iteration, a potentially shippable product increment is delivered.

Question 2

Pressure to increase profitability and improve operational efficiencies often drives organizations to implement new approaches and technology.

Accepted Answer

This statement is true. Many organizations seek to increase profitability and improve operations by implementing new approaches and technology.

Question 3

A scrum team usually consists of _________.

Accepted Answer

A scrum team usually consists of less than a dozen people, typically ranging from five to nine members. This is to ensure effective communication and collaboration among team members.

Question 4

A new _____ is a major program change, typically encompassing many new features.

Accepted Answer

A new version typically encompasses many new features and represents a major change in the program. A release can refer to a new version, but it can also refer to smaller updates or patches. A patch is typically a smaller update intended to fix specific issues rather than introduce major new features. A slipstream upgrade is a specific type of upgrade process used in certain software installations.

Question 5

A _____ is a description of the logical and physical structure of data and the relationships among the data for each user.

Accepted Answer

A schema is a description of the logical and physical structure of data and the relationships among the data for each user. A data dictionary is a database of information about data, such as meanings and relationships of data elements, but may not include the physical structure. A process is a series of steps undertaken to achieve a desired outcome. A cold site is a facility that can be used as a backup in case of a disaster, but does not pertain to data structure.

Question 6

All members of a system investigation team must be co-located to ensure a successful start to a project.

Accepted Answer

With the current advancements in technology and the availability of virtual collaboration tools, it is possible for system investigation team members to work remotely from different locations and still effectively manage a project. However, effective communication and regular updates are essential to ensure the success of the project.

Question 7

_____ creates a complete set of technical specifications that can be used to construct an information system.

Accepted Answer

Systems design is the stage of the systems development life cycle where a complete set of technical specifications is created to guide the construction of an information system. Systems investigation involves determining the feasibility and scope of a project, systems analysis involves analyzing the requirements and processes of the system, and systems development involves the actual construction and implementation of the system.

Question 8

After the software is implemented, some modification is done on the software during maintenance. Suppose the customer data analysis software used by ABC Bank was significantly changed, but no new features were added. This type of maintenance is called a _______.

Accepted Answer

The answer of After the software is implemented, some modification...

Question 9

Feasibility analysis assesses the technical, economic, legal, operational, and schedule feasibility of a project.

Accepted Answer

Feasibility analysis generally includes evaluation of technical, economic, legal, operational, and schedule factors to determine whether or not a project is feasible.

Question 10

In the context of data-flow diagrams (DFDs), the _____ includes arrows that show the direction of data movement.

Accepted Answer

The data-flow line is the symbol that includes arrows that show the direction of data movement in a data-flow diagram. The process symbol represents the transformation of data, the entity symbol represents a source or destination of data, and the data store symbol represents a repository of data.

Question 11

System testing is often done by independent testers who are not involved in developing program code.

Accepted Answer

System testing is a type of testing that tests the entire software system as a whole to ensure that it meets the requirements and specifications. This testing is usually performed by independent testers who are not involved in writing the program code to ensure an unbiased evaluation of the software's functionality.

Question 12

The purpose of studying a system is to identify the strengths and weaknesses of the existing system and examine current inputs, outputs, processes, security and controls, and system performance.

Accepted Answer

The purpose of studying a system is indeed to identify its strengths and weaknesses and examine various aspects of its functioning such as inputs, outputs, processes, security, controls, and performance. This analysis helps in evaluating the system's effectiveness, efficiency, and overall value, and makes it easier to suggest improvements and optimizations.

Question 13

Tara and Zach are leading a systems development project and they want the investigation phase to go smoothly and quickly. They decide to use _____ because it will also help with the analysis and design phases.

Accepted Answer

Joint application development (JAD) involves bringing together users, managers, and analysts to work together in intense, interactive sessions. This not only helps with investigating the current system, but also aids in the analysis and design phases. JAD is an effective technique for quickly gathering requirements and getting everyone on the same page.

Question 14

You are part of a testing team at a software business. Your job is to see how many concurrent users the system can host and how many database transactions the system can handle without a noticeable drop in performance. You are doing _____ testing.

Accepted Answer

The task mentioned involves testing the capacity and performance of the system under heavy load, which is a characteristic of volume testing. Volume testing involves subjecting the system to various levels of data volume and user concurrency to test its ability to handle large amounts of data and high user loads without performance degradation. System testing involves testing the system as a whole, while integration testing focuses on testing the interactions between different modules or components of the system. Acceptance testing checks whether the system meets the stated requirements and specifications.

Question 15

Once new software has been selected, implementation will include all of these tasks EXCEPT _________.

Accepted Answer

The implementation process includes customizing, training end users, and configuring the software to meet requirements. Consulting with stakeholders to establish future needs would be a task prior to selecting the new software, rather than part of the implementation process.

Question 16

The goals of _____ are to determine the work load at which systems performance begins to degrade and to identify and eliminate any issues that prevent the system from reaching its required system-level performance.

Accepted Answer

The definition given matches the goals of volume testing. Volume testing is performed to determine how much data can be processed by the system without any performance issues. It also helps identify and resolve issues related to the amount of data used by the system. Unit testing, user acceptance testing, and integration testing have different goals and purposes.

Question 17

Laura is carefully estimating the time required for each phase of a proposed system development project to see if her company can meet the client's desired time for completion. Laura is checking on ___________.

Accepted Answer

Laura is specifically checking the time required for each phase of the project to see if the client's desired time for completion is feasible. This pertains to schedule feasibility, which relates to the project's time frame and whether it's achievable within a given schedule. Technical feasibility relates to whether the technology exists to support the project, deadline feasibility is a general term that could relate to any deadline, and economic feasibility relates to cost and profitability.

Question 18

_____ is the process of analyzing systems to make sure they are operating as intended.

Accepted Answer

System review involves analyzing systems to ensure they are operating as intended, including evaluating system design, effectiveness, and efficiency. System operation refers to the daily use and functioning of a system, while system maintenance involves repairing and updating existing systems. System construction is the process of creating or building a new system. Therefore, the best choice is A) System review as it specifically relates to analyzing systems for proper operation.

Question 19

Phil has been working on a new version of his company's best-selling sales management software and now he'd like to ask several co-workers and a handful of the existing version's top users to perform an acceptance test. Phil is preparing for _________.

Accepted Answer

The answer of Phil has been working on a new...

Question 20

In the context of data-flow diagrams (DFDs), a(n) _____ shows either the source or destination of the data.

Accepted Answer

An entity symbol in a DFD represents a source or destination of data.

Quiz 8: Systems Acquisition and Development