Information Systems Concepts

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Questions and Answers

Which of the following best describes the primary function of an Information System?

  • To facilitate communication between different departments within an organization.
  • To replace human labor with automated processes.
  • To store large volumes of data for archival purposes.
  • To process data into meaningful information for decision-making. (correct)

Attributes of information, such as accuracy and timeliness, are irrelevant to the quality of decision-making.

False (B)

During which stage of Structured System Analysis and Design (SSAD) are the logical and physical models of the new system created?

  • Design Stage (correct)
  • Analysis Stage
  • Implementation Stage
  • Planning Stage

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

<p>To support decision-making activities in a business or organization.</p>
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Which type of e-commerce involves transactions between businesses and consumers?

<p>B2C (Business-to-Consumer) (B)</p>
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The characteristics of MIS include providing information that is accurate, timely, and _________.

<p>relevant</p>
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Which of the following is NOT a type of information commonly used in organizations?

<p>Speculative Information (A)</p>
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The Waterfall Model in software development is highly adaptable to changes in requirements once the development process has started.

<p>False (B)</p>
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List three key components of an Expert System.

<p>knowledge base, inference engine, user interface</p>
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What does ERP stand for in the context of information systems?

<p>Enterprise Resource Planning (B)</p>
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Understanding the _________ of information helps organizations utilize data effectively for strategic planning and operational efficiency.

<p>need</p>
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Match the following information system components with their functions:

<p>Hardware = Physical components of the system Software = Programs and instructions for processing Data = Facts and figures used by the system People = Users who operate and manage the system</p>
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Which of the following is a key attribute of high-quality information within an Information System?

<p>Accuracy (D)</p>
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The primary goal of Structured System Analysis and Design (SSAD) is to create systems that are inflexible and resistant to change.

<p>False (B)</p>
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Briefly describe the role of a user interface in a Decision Support System (DSS).

<p>facilitates interaction between the user and the system</p>
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Which of the following e-commerce models is characterized by individual consumers selling products or services to other consumers?

<p>C2C (B)</p>
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Management Information Systems (MIS) are crucial for providing reports that support _________ decision-making within an organization.

<p>managerial</p>
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What is the significance of using different types of information (e.g., strategic, tactical, operational) within an organization?

<p>Aligning information with various levels of decision-making. (B)</p>
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The Waterfall Model emphasizes iterative development, allowing for constant feedback integration throughout the project lifecycle.

<p>False (B)</p>
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Name one function or component of an Expert System.

<p>knowledge acquisition</p>
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Flashcards

What is an Information System?

An organized way to collect, process, store and distribute information.

What are Attributes of Information?

These describe the characteristics and qualities of data, such as accuracy, timeliness, relevance, and completeness.

What is Structured System Analysis and Design?

A step-by-step approach to system development, including planning, analysis, design, implementation, and maintenance.

What are Components of a DSS?

Components include data management, model management, and user interface, aiding in decision-making.

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What is E-Commerce?

Buying and selling goods or services online.

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What is Management Information System (MIS)?

A planned system of collecting, processing, storing, and disseminating data in the form of information needed to carry out the functions of marketing, management etc.

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What are Types of Information?

Includes strategic, tactical, operational, and statutory types, based on its use and time horizon.

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What is the Waterfall Model?

A sequential approach to software development where each phase must be completed before the next begins.

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What are Components of Expert System?

Components include a knowledge base, inference engine, and user interface.

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What is ERP?

A software system that integrates all facets of a business, including planning, manufacturing, sales, marketing, finance, human resources, etc.

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What is Need of Information?

Justification for gathering information to achieve goals.

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Study Notes

  • The following topics are possible questions in an exam

Long Answer Questions

  • Information Systems: Define and discuss the basic concepts in detail.
  • Attributes of Information: Explain.
  • Structured System Analysis and Design: Explain the stages.
  • Decision Support System (DSS): Explain components and functions.
  • E-Commerce: Define and discuss the different types.

Short Note Questions

  • Management Information System (MIS): Describe the characteristics.
  • Types of Information: Explain.
  • Waterfall Model: Explain.
  • Expert System: List and describe the components.
  • ERP: Describe.
  • Need of Information: Describe.

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