Ch. 1 Quiz [Sys. Analysis]

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

A _____ describes the information that a system must provide.​ a. ​business model b. ​process model c. ​data model d. ​network model

A

A _____ is an overview that describes a company's overall functions, processes, organization, products, services, customers, suppliers, competitors, constraints, and future direction.​ a. ​business profile b. ​business glossary c. ​business index d. ​business matrix

A

A large concentration of servers working together is called a _____. a. ​server farm b. ​server window c. ​server application d. ​server ranch

A

During the _____ of the systems development life cycle (SDLC), the IT staff maintains, enhances, and protects the system.​ a. ​systems support and security phase b. ​systems planning phase c. ​systems analysis phase d. ​systems implementation phase

A

Identify a method of developing systems that is well-suited to traditional project management tools and techniques.​ a. ​Structured analysis b. ​Adaptive method c. ​Rapid application development d. ​Object-oriented analysis

A

In a typical company organizational model, middle managers _____.​ a. ​provide direction, necessary resources, and performance feedback to supervisors and team leaders b. ​oversee operation employees and carry out day-to-day functions, coordinating operational tasks and people c. ​include users who rely on transaction processing (TP) systems to enter and receive the data they need to perform their jobs d. ​develop long-range plans, called strategic plans, which define the company's overall mission and goals

A

In object-oriented analysis, objects possess characteristics called _____.​ a. ​properties b. ​orientations c. ​classes d. ​inheritances

A

In object-oriented design, built-in processes called _____ can change an object's properties. a. ​methods b. ​attributes c. ​features d. ​functions

A

Internet-based commerce is called _____ and includes two main sectors: B2C (business-to-consumer) and B2B (business-to-business).​ a. ​electronic commerce b. ​network-oriented commerce c. ​online trading d. ​virtual trading

A

The _____ group typically provides leadership and overall guidance, but the systems themselves are developed by teams consisting of users, managers, and IT staff members.​ a. ​application development b. ​web support c. ​database administration d. ​systems support

A

Transaction processing (TP) systems _____.​ a. ​process data generated by day-to-day business operations b. ​include email, voice mail, fax, video conferencing, word processing, automated calendars, database management, spreadsheets, and integrated mobile computing systems c. ​provide job-related information to users at all levels of a company d. ​simulate human reasoning by combining a knowledge base and inference rules that determine how the knowledge is applied

A

_____ controls the flow of data, provides data security, and manages network operations.​ a. ​System software b. ​Legacy software c. ​Enterprise software d. ​Application software

A

_____ enabled computer-to-computer transfer of data between companies, usually over private telecommunications networks.​ a. ​Electronic data interchange (EDI) b. ​Object-oriented (O-O) analysis c. ​Radio frequency identification (RFID) d. ​Enterprise resource planning (ERP)

A

_____ refers to the combination of hardware, software, and services that people use to manage, communicate, and share information.​ a. ​Information technology b. ​Assistive technology c. ​Instructional technology d. ​Medical technology

A

A _____ graphically displays one or more business processes, such as handling an airline reservation, filling a product order, or updating a customer account.​ a. ​business matrix model (BMM) b. ​business process model (BPM) c. ​business indexing model (BIM) d. ​business strategic model (BSM)

B

A(n) _____ investigates, analyzes, designs, develops, installs, evaluates, and maintains a company's information systems.​ a. ​application developer b. ​systems analyst c. ​database administrator d. ​network administrator

B

A(n) _____ uses various symbols and shapes to represent data flow, processing, and storage.​ a. ​process flow diagram b. ​data flow diagram c. ​object model d. ​network model

B

In a systems development life cycle (SDLC) model, the purpose of the _____ is to build a logical model of the new system. a. ​systems design phase b. ​systems analysis phase c. ​systems support and security phase d. ​systems implementation phase

B

In a(n) _____ model, the result of each phase is called a deliverable, which flows into the next phase.​ a. ​iterative b. ​waterfall c. ​interactive d. ​spiral

B

In object-oriented analysis, an object is a member of a(n) _____, which is a collection of similar objects.​ a. ​message b. ​class c. ​instance d. ​property

B

Maddy has been performing at a very high level at a firm, and so when two of her colleagues who are currently leading other development efforts get sick or leave the company, she is asked to step in and help manage these two other efforts. When Maddy sits down at the first meeting at which the first group is gathering, she hears them discussing the feasibility study in which they are currently engaged. She knows, then, in which phase of the systems development life cycle (SDLC) this team currently is. Which phase is it?​ a. ​Systems analysis b. ​Systems planning c. ​Systems implementation d. ​Systems design

B

Many large IT departments use a(n) _____ team that reviews and tests all applications and systems changes to verify specifications and software quality standards.​ a. ​alpha testing b. ​quality assurance c. ​acceptance verifier d. ​beta testing

B

Roark has just joined a company and in his role as a lead analyst, he will be responsible for determining which systems development method the team uses to create a new application for a major medical supplier. After Roark has spent a week getting to know the members of the team, including their strengths and weaknesses, and what has worked well (and not so well) for this particular team in the past, one theme keeps recurring: the team has particularly weak communications skills. Which of the following methods is Roark least likely to use, given that he knows about the disadvantages of each method?​ a. ​Rapid application development b. ​Agile/adaptive methods c. ​Object-oriented analysis d. ​Structured analysis

B

Roark has just joined a company and in his role as a lead analyst, he will be responsible for determining which systems development method the team uses to create a new application for a major medical supplier. ​It is a new day at the firm. Roark has been in place for a few weeks, strengthening the communications skills of his employees, getting them to work much better together. Now, the challenge that he faces is not an internal one; it lies with the client, which is increasingly incapable of sticking with decisions. Roark, based on his past experience with other clients like this, is afraid that the client will throw them a curveball and want to make changes late in the game-but that they also will be unwilling to absorb the costs of those changes. For this reason, which of the following methods of development will Roark eliminate? a. ​Rapid application development b. ​Structured analysis c. ​Object-oriented analysis d. ​Agile/adaptive methods

B

Which of the following methods of system development stresses intense team-based effort and reflects a set of community-based values?​ a. ​Rapid application development b. ​Agile method c. ​Object-oriented analysis d. ​Structured analysis

B

_____ technology uses high-frequency radio waves to track physical objects.​ a. ​Redundant array of independent disks (RAID) b. ​Radio frequency identification (RFID) c. ​Enterprise resource planning (ERP) d. ​Management information system (MIS)

B

A _____ answers questions, troubleshoots problems, and serves as a clearinghouse for user problems and solutions. a. ​web support specialist b. ​network administrator c. ​user support specialist d. ​database administrator

C

A(n) _____ shows the data that flows in and out of system processes.​ a. ​object model b. ​business model c. ​process model d. ​network model

C

Business support systems _____. a. ​include email, voice mail, fax, video conferencing, word processing, automated calendars, database management, spreadsheets, and integrated mobile computing systems b. ​process data generated by day-to-day business operations c. ​provide job-related information support to users at all levels of a company d. ​simulate human reasoning by combining a knowledge base and inference rules that determine how the knowledge is applied

C

Examples of company-wide applications, called _____, include order processing systems, payroll systems, and company communications networks.​ a. ​operating applications b. ​legacy systems c. ​enterprise applications d. ​network operating systems (NOS)

C

One of the disadvantages of _____ methods of system development is that the overall project might be subject to scope change as user requirements change.​ a. ​object-oriented analysis b. ​rapid application development c. ​agile d. ​structured analysis

C

Structured analysis is a traditional systems development technique that uses a series of phases, called the _____, to plan, analyze, design, implement, and support an information system.​ a. ​transaction processing (TP) system b. ​enterprise resource planning system (ERP) c. ​systems development life cycle (SDLC) d. ​object-oriented (O-O) analysis

C

The _____ method of developing systems produces code that is modular and reusable.​ a. ​structured analysis b. ​rapid application development c. ​object-oriented analysis d. ​adaptive

C

User productivity systems _____.​ a. ​process data generated by day-to-day business operations b. ​provide job-related information to users at all levels of a company c. ​include groupware programs that enable users to share data, collaborate on projects, and work in teams d. ​simulate human reasoning by combining a knowledge base and inference rules that determine how the knowledge is applied

C

_____ design and construct webpages, monitor traffic, manage hardware and software, and link web-based applications to a company's information systems.​ a. ​User support specialists b. ​Database administrators c. ​Web support specialists d. ​Network administrators

C

_____ is a systems development technique that produces a graphical representation of a concept or process that systems developers can analyze, test, and modify.​ a. ​Scrum b. ​Rapid application development c. ​Modeling d. ​Prototyping

C

_____ provides vital protection and maintenance services for system hardware and software, including enterprise computing systems, networks, transaction processing systems, and corporate IT infrastructure.​ a. ​Network administration b. ​User support c. ​Systems support and security d. ​Database administration

C

A(n) _____ is the set of beliefs, rules, traditions, values, and attitudes that define a company and influence its way of doing business.​ a. ​mission statement b. ​team guideline c. ​ongoing rule-set d. ​corporate culture

D

Agile methods typically use a(n) _____ , which represents a series of iterations based on user feedback.​ a. ​extreme model b. ​incremental model c. ​evaluative model d. ​spiral model

D

During the _____ of the systems development life cycle (SDLC), a new system is constructed.​ a. ​systems support and security phase b. ​systems design phase c. ​systems planning phase d. ​systems implementation phase

D

For complex models, analysts can choose computer-based modeling tools that use _____, which includes standard shapes and symbols to represent events, processes, workflows, and more. a. ​joint application development (JAD) b. ​rapid application development (RAD) c. ​electronic data interchange (EDI) d. ​business process modeling notation (BPMN)

D

In a systems development life cycle (SDLC) model, the purpose of the _____ is to create a physical model that will satisfy all documented requirements for the system.​ a. ​systems implementation phase b. ​systems analysis phase c. ​systems planning phase d. ​systems design phase

D

In a typical organizational model, top managers _____.​ a. ​oversee operation employees and carry out day-to-day functions, coordinating operational tasks and people b. ​include users who rely on transaction processing (TP) systems to enter and receive the data they need to perform their jobs c. ​provide direction, necessary resources, and performance feedback to supervisors and team leaders d. ​develop long-range plans, called strategic plans, which define a company's overall mission and goals

D

Knowledge management systems use a large database called a(n) _____ that allows users to find information by entering keywords or questions in normal English phrases.​ a. ​inference manager b. ​knowledge database management system c. ​inference engine d. ​knowledge base

D

Maddy has been performing at a very high level at a firm, and so when two of her colleagues who are currently leading other development efforts get sick or leave the company, she is asked to step in and help manage these two other efforts. ​After leaving the first meeting, Maddy goes down the hall to meet with the outgoing manager of the second team. In that meeting, he shares with her the latest draft of the systems requirement document, which is nearly complete. In which phase is the second team currently? a. ​Systems implementation b. ​Systems planning c. ​Systems design d. ​Systems analysis

D

Many hardware and software companies offer _____ for IT professionals, which verifies that an individual demonstrated a certain level of knowledge and skill on a standardized test.​ a. ​accreditation b. ​education c. ​spot identification d. ​certification

D

Structured analysis is called a(n) _____ technique because it focuses on processes that transform data into useful information.​ a. ​iterative b. ​inferred c. ​model-specific d. ​process-centered

D

The _____ usually begins with a formal request to the IT department, called a systems request, which describes problems or desired changes in an information system or a business process.​ a. ​systems design phase b. ​systems analysis phase c. ​systems support and security phase d. ​systems planning phase

D

The systems implementation phase of the systems development life cycle (SDLC) includes an assessment, called a _____, to determine whether the system operates properly and if costs and benefits are within expectation.​ a. ​systems estimation b. ​systems verification c. ​systems validation d. ​systems evaluation

D

When planning an information system, a company must consider how a new system will interface with older systems, which are called _____.​ a. ​operating applications b. ​enterprise applications c. ​network operating systems (NOS) d. ​legacy systems

D

Which of the following is one of the main sectors of ecommerce? a. ​C2C (consumer-to-consumer) b. ​C2B (consumer-to-business) c. ​BPM (business process model) d. ​B2C (business-to-consumer)

D

_____ is a systems development technique that tests system concepts and provides an opportunity to examine input, output, and user interfaces before final decisions are made.​ a. ​Scrum b. ​Modeling c. ​Rapid application development d. ​Prototyping

D

In many large companies, these kinds of systems provide cost-effective support for users and managers throughout the company.

Enterprise resource planning

The name for new business support systems that produced valuable information, in addition to performing manual tasks; their primary users were managers.

Management Information Systems (MIS)

Requests specific behavior or information from another object

Message

Produces a graphical representation of a concept or process that systems developers can analyze, test, and modify

Modeling

People who rely on transaction processing (TP) systems to enter and receive data they need to perform their jobs

Operational employees

An early working version of an information system

Prototype

Can expand to meet new business requirements and volumes

Scalable design

An approach that proponents believe reduces risks and speeds up software development

Spiral model

All companies that provide materials, services, and functions needed to provide a product to a customer.

Supply chain

People who oversee operational employees and carry out day-to-day functions

Team leaders


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