Information Systems and Decision Support Systems

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What is the purpose of a Decision Support System (DSS)?

To provide comprehensive reports for planning

To collect data from various sources

To automate all decision-making processes

To explore the impact of available options or decisions (correct)

Which system primarily supports professional workers?

Knowledge Work Systems (KWS) (correct)

Automatic Decision-Making Systems

Office Automation Systems (OAS)

Decision Support Systems (DSS)

What does a subsystem represent in the context of a system?

An alternative system that duplicates the main system's functions

A smaller component of a larger system (correct)

The main system itself

An independent system that functions separately

What is a common feature of Artificial Intelligence (AI) systems?

They behave intelligently in predefined scenarios (A) Signup and view all the answers

What does functional decomposition involve in information systems?

Dividing a system into smaller subsystems and components (A) Signup and view all the answers

What is one reason suppliers prefer to ship parts in smaller daily batches?

To minimize inventory holding costs (B) Signup and view all the answers

What is a common goal of management regarding financial information?

To maintain a current understanding of financial performance (A) Signup and view all the answers

How does marketing aim to improve its strategies?

By tracking purchasing patterns and buyer trends (D) Signup and view all the answers

What flexibility do employees demand in their benefits programs?

More variety and customization options (C) Signup and view all the answers

What production planning requirement is emphasized for effective manufacturing?

Careful planning of product quantities each week (B) Signup and view all the answers

What is the primary responsibility of a project manager?

Managing the development of a system (A) Signup and view all the answers

Which of the following is NOT one of the five major project management fundamentals?

Project Evaluation (A) Signup and view all the answers

What does project initiation primarily involve?

Defining the problem (C) Signup and view all the answers

Which activity is essential for determining project feasibility?

Identifying possible risks (D) Signup and view all the answers

What types of responsibilities does a project manager have?

Both internal and external responsibilities (A) Signup and view all the answers

How can a project analyst identify problems in an organization?

By checking output and observing behavior (C) Signup and view all the answers

Why can managing a project be difficult?

Unreasonable demands from sponsors (A) Signup and view all the answers

Which is a key element in assessing opportunities for improvement in a project?

Identifying problems that can be solved with systems (D) Signup and view all the answers

What is the main focus of the agile SDLC model?

Adaptability and customer satisfaction (A) Signup and view all the answers

Which of the following best describes methodologies in systems development?

Comprehensive guidelines for completing SDLC activities (D) Signup and view all the answers

What is the purpose of models in system development?

Representations of important aspects of the real world (D) Signup and view all the answers

Which of the following models is NOT typically used for project management?

Entity-relationship Diagram (A) Signup and view all the answers

What distinguishes agile methods from traditional methods?

Agile methods anticipate change and provide flexibility. (A) Signup and view all the answers

Which of the following is a diagram model commonly used in systems development?

Class Diagram (B) Signup and view all the answers

Which statement about rapid prototyping is accurate?

It is a method for creating initial versions of software for feedback. (D) Signup and view all the answers

Which models help manage development processes?

Gantt Chart and PERT Chart (A) Signup and view all the answers

What is the main purpose of the key launch question, 'Are we ready to start?'

To challenge business assumptions (B) Signup and view all the answers

Which type of users primarily need strategic information?

Executive users (D) Signup and view all the answers

What do functional requirements define in a system?

Activities the system must perform (D) Signup and view all the answers

Which of the following is considered a nonfunctional requirement?

Performance objectives (C) Signup and view all the answers

What is a key component of the analysis phase in systems analysis?

Understanding business functions (B) Signup and view all the answers

Who are considered stakeholders in system requirements determination?

Users, clients, and technical staff (C) Signup and view all the answers

Which of the following characteristics is part of successful requirements determination?

Paying attention to details (D) Signup and view all the answers

What does the sampling technique involve?

Systematically selecting representative elements of a population (D) Signup and view all the answers

What is the relationship between information gathering and model building in systems analysis?

Information gathering informs model building and vice versa. (B) Signup and view all the answers

Which group of users is primarily concerned with day-to-day operations?

Business users (C) Signup and view all the answers

What document is typically created during the analysis phase?

Model of the existing system (A) Signup and view all the answers

What is the focus of the Zachman Framework for Enterprise Architecture?

Balancing current business functions with new system requirements (A) Signup and view all the answers

Which statement best describes vertical user roles in an organization?

They involve information needs of different management levels. (A) Signup and view all the answers

Which option best describes the role of a systems analyst in business process reengineering (BPR)?

To discover opportunities for process improvement using IT (C) Signup and view all the answers