Information Systems Overview for Professionals
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Questions and Answers

Which of the following is NOT one of the five points of the Information Systems pentagon?

  • Technology Innovations (correct)
  • Development Processes
  • Management Challenges
  • Business Applications

All information systems primarily support business decision making.

False (B)

What is the top level of the pyramid representing the major roles of Information Systems?

Support Strategies for Competitive Advantage

The two main categories of Information Systems are Operations Support Systems and __________ Support Systems.

<p>Management</p> Signup and view all the answers

Match the following types of Operations Support Systems with their functions:

<p>Transaction Processing Systems = Managing daily business transactions Process Control Systems = Monitoring and controlling physical processes Enterprise Collaboration Systems = Facilitating communication and collaboration Decision Support Systems = Assisting in decision-making with data analysis</p> Signup and view all the answers

Which systems utilize a specific type of databases for analysis?

<p>Decision Support Systems (DSS) (B)</p> Signup and view all the answers

Executive information systems (EIS) do not use OLAP databases.

<p>False (B)</p> Signup and view all the answers

Name one type of system that accesses databases using OLAP.

<p>Executive Information Systems (EIS)</p> Signup and view all the answers

The type of databases that are typically accessed by OLAP is used in ________ systems.

<p>decision support</p> Signup and view all the answers

Match the following systems with their primary function:

<p>OLAP = Online Analytical Processing DSS = Decision Support Systems EIS = Executive Information Systems BI = Business Intelligence</p> Signup and view all the answers

Which technology is NOT part of the Key Technologies of Multimedia?

<p>Word Processing (C)</p> Signup and view all the answers

High-Level Languages utilize binary coded instructions.

<p>False (B)</p> Signup and view all the answers

What does MIDI stand for?

<p>Musical Instrument Digital Interface</p> Signup and view all the answers

The data hierarchy consists of six levels starting from _____ at the bottom.

<p>Bit</p> Signup and view all the answers

Match the categories of programming languages with their descriptions:

<p>Machine Languages = Use binary coded instructions Markup Languages = Use embedded control codes Object-Oriented Languages = Define objects that contain data and actions</p> Signup and view all the answers

What is a characteristic of distributed databases?

<p>They include data segments from various workgroups and departments. (D)</p> Signup and view all the answers

All data in distributed databases can be accessed simultaneously.

<p>True (A)</p> Signup and view all the answers

What is a primary benefit of a distributed database for managers?

<p>Concurrent access to data from different departments.</p> Signup and view all the answers

Distributed databases serve as a data resource for the ______.

<p>manager</p> Signup and view all the answers

Match the components of a distributed database with their descriptions:

<p>Common operational databases = Data used for day-to-day operations User databases = Data specifically related to user interactions Workgroups = Collaborative teams within departments Regional offices = Locations managing separate data segments</p> Signup and view all the answers

What is one role of IT in improving business processes?

<p>Reducing costs of doing business (A)</p> Signup and view all the answers

Using IT can only enhance efficiency, not create new business opportunities.

<p>False (B)</p> Signup and view all the answers

Name one characteristic of virtual corporations.

<p>Adaptability</p> Signup and view all the answers

IT can increase the complexity of investment to compete in a __________.

<p>market</p> Signup and view all the answers

Match the internet capability with its related benefits:

<p>Marketing and Product Research = Data for market research Sales and Distribution = Low cost distribution Support and Customer Feedback = Access to customer comments online</p> Signup and view all the answers

Which of the following is NOT a benefit of network computers?

<p>Higher speed processing (A)</p> Signup and view all the answers

Maintaining valuable customers and relationships is an expected outcome of effective IT usage.

<p>True (A)</p> Signup and view all the answers

What is a primary outcome of using IT to enhance organizational collaboration?

<p>Increase Market Share</p> Signup and view all the answers

What type of view shows the logical relationships between different pieces of data in a database?

<p>Logical view (C)</p> Signup and view all the answers

A logical view of data includes information about how data is physically structured in storage.

<p>False (B)</p> Signup and view all the answers

What type of data would be included in customer data within a financial context?

<p>Checking account data, saving account data, installment loan data</p> Signup and view all the answers

The __________ view of data shows the relationships within data without considering how it is stored physically.

<p>logical</p> Signup and view all the answers

Match the following types of data with their descriptions:

<p>Checking Account Data = Information related to customers' checking accounts Saving Account Data = Data regarding customers' savings accounts Installment Loan Data = Details of loans repaid in installments Other Customer Data = Miscellaneous information about customers</p> Signup and view all the answers

Flashcards

Information Systems Framework

A model describing information systems that are made to support business needs, in management processes, applications, and development.

IS Major Roles

Information systems can support business processes and operations, decision making, and strategic advantages.

Operations Support Systems

Systems supporting daily business operations like recording transactions, process control, or collaboration.

Management Support Systems

Support business decision-making with data analysis and reports.

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Transaction Processing Systems (TPS)

Systems that record and process business transactions.

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Multimedia Technologies

A combination of text, graphics, audio, and video used in a computer system.

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Programming Languages (Categories)

Different types of languages used to give instructions to computers.

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Machine Languages

Programming languages using binary codes (e.g., 1001 1001).

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High-Level Languages

Programming languages using easy-to-read statements.

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Data Hierarchy levels

Organized structure of data from smallest unit (bit) to largest (e.g., Field, Record).

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Strategic IT use for business process improvement

Using IT to streamline and optimize business operations, thereby reducing costs and improving efficiency.

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IT role in promoting business innovation

Leveraging IT to develop new products, services, and business models.

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Strategic IT for customer relations

Using IT to build strong relationships with customers and suppliers, enhancing loyalty.

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Internet marketing and sales benefits

Reduced costs, expanded markets, and direct access to customer feedback through the internet.

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Virtual corporations: Adaptability

The ability of a virtual corporation to swiftly respond to changing market conditions and demands.

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Lowering Entry Barriers (IT)

Increasing the financial or technical hurdles for competitors to enter a market using information technology.

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Virtual Corp: Opportunism

A characteristic of virtual corporations that capitalizes on opportunities in different markets to gain access to new resources or ventures.

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Network Computers (Thin Clients): Benefit

Lower initial purchase cost compared to traditional desktop computers.

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OLAP databases

Databases designed to be accessed by systems used for business analysis, like OLAP, DSS, and EIS

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OLAP

Online Analytical Processing, a type of system that allows for querying and analysis of data.

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DSS

Decision Support Systems, tools that use data to assist in making decisions.

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EIS

Executive Information Systems, provide executives with summaries of important data to help in strategic planning.

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Business analysis databases

Databases designed to support business decision making using OLAP, DSS, and EIS.

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Distributed DB

A database system where data is spread across multiple locations, connected by a network.

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Workgroup & Departmental Databases

Specific databases within a distributed system used by teams or departments at different locations.

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Common Data Resources

Data segments shared among different workgroup databases in a distributed system.

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Concurrent Data Access

Users at different locations can access and modify data simultaneously in a distributed database.

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Manager's Data Resource

A distributed database provides data needed by managers for decision-making and monitoring.

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Logical Data View

A view of data focusing on the relationships between different pieces of information in a database, without showing the underlying technical details.

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Checking Account Data

Information about a customer's checking account, like balance, transactions, and account number.

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Saving Account Data

Details related to a customer's savings account, including balance, interest rate, and account number.

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Installment Loan Data

Data associated with a customer's installment loan, such as loan terms, repayment schedule, and outstanding balance.

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Other Customer Data

Information about a customer that doesn't fall under checking, savings, or installment loans, like contact details and demographics.

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Study Notes

System vs. Information System

  • A system is a group of interconnected components working towards a shared goal.
  • It involves accepting input, processing it, and producing output in an organized manner.
  • An information system uses resources like people, hardware, software, data, and networks to handle input, processing, output, storage, and control activities.

IS Framework for Business Professionals

  • The framework is a five-part structure.
  • Components include Business Applications, Management Challenges, Information Systems, Development Processes, and Foundation Concepts, and Information Technologies.

Major Roles of Information Systems

  • A hierarchical structure with three main roles
  • At the top is supporting strategies for competitive advantage.
  • The middle layer supports business decision making
  • The bottom level supports business processes and operations.

Types of Information Systems

  • A hierarchical overview of information systems.
  • Top level is Operations and Management support systems. The bottom level is broken into segments encompassing Transaction Processing, Process Control, Enterprise Collaboration, Management Information, Decision Support, and Executive Information Systems.

IS Resources

  • Hardware resources
  • Software resources
  • People resources
  • Data resources
  • Network resources

Products

  • Paper reports
  • Visual displays
  • Multimedia documents
  • Electronic messages
  • Graphics images
  • Audio responses

Strategic Uses of Information Technology (Strategy, IT Role, Outcome)

  • Strategy:
    • Improving business process
    • Promoting business innovation
    • Locking in customers and suppliers
  • IT Role: Using IT to reduce costs, create new products or services; linking business to customers and suppliers to improve quality.
  • Outcome: Enhancing efficiency, creating new business opportunities, maintaining valuable customer and supplier relationships

Strategic Uses of Information Technology (Strategy, IT Role, Outcome)

  • Strategy:
    • Raising barriers to entry
    • Building a strategic IT platform
    • Building a strategic information base
  • IT Role: Increasing investment amounts, complexity of IT needed to compete, using operational resources to support strategic uses and provide information to support the firm's competitive strategy.
  • Outcome: Increasing market share, creating new business opportunities, enhancing organizational collaboration

The Internet Value Chain

  • Internet capability provides benefits to companies:
    • Marketing and Product Research
    • Sales and Distribution
    • Support and Customer Feedback
  • Benefits to the company. Lower-cost distribution, Reaching new customers, Increased customer responses.
  • Opportunity for Advantage: Increased market share, Lower cost margins, and Enhanced customer satisfaction.

Virtual Corporations

  • Major characteristics are borderless, adaptability, technology, opportunism, and trust.

Network Computers and Terminals

  • Network Computers (Thin Clients) and NetPCs offer advantages:
    • Lower purchase costs
    • Easier maintenance
    • Easier software distribution and licensing
    • Computer platform standardization
    • Reduced end-user support requirements
    • Improved manageability
  • Network Terminals offer these same benefits.

Primary & Secondary Storage Media

  • A pyramid showing storage media and characteristics. Access speed increase and capacity decrease, Cost per bit increases

Categories of Computer Software

  • Computer software is categorized as application or system software.
  • Application software is further divided into general-purpose programs and application-specific programs.
  • System software is further divided into System management Programs and System development Programs.

Common General-Purpose Applications

  • Electronic Mail
  • Word Processing
  • Presentation Graphics
  • Multimedia
  • Personal Information Manager
  • Groupware

Multimedia Technologies

  • Key technologies include: Video Capture Card, Authoring Language, Compact Disk Interactive, Compressed Audio, Computer Edit System, Storyboard, Sound Board (MIDI), Interactive Video, Digital Video, Digital Audio, Interactive.

Categories of Programming Languages

  • Categories of programming languages include Machine Languages, High-Level Languages, Markup Languages, Assembler Languages, Fourth Generation Languages, and Object-Oriented Languages.

Data Hierarchy

  • A hierarchy of data components:
    • Database (collection of interrelated data)
    • File (group of interrelated records)
    • Record (collection of fields)
    • Field (single piece of data)
    • Byte (group of bits)
    • Bit (smallest unit of data)

Operational DB & Analytical DB

  • Operational DB: Detailed data for organizational operations. Types include Subject area databases, translation databases and production databases.
  • Analytical DB: Information extracted for managers and end-users. Types include management databases, information databases, and multidimensional databases.

Database Management Approach

  • The DBMS is a software interface between users and databases, managing data access for efficiency.

Warehouse DB & Distributed DB

  • Warehouse DB: Stores data from the current and past years, providing a central source.
  • Distributed DB: Databases of workgroups and departments, incorporating segments of both operational and common user databases, a data resource for managers.

Customer Transaction Processing

  • Customer database provides data for checking accounts, savings accounts, installment loans.

Data Views

  • Logical view: Shows the relationships between data items in a database.
  • Physical view: Shows how and where data is physically stored.

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Description

This quiz covers the essential concepts of Information Systems, including the definition of systems, the framework for business professionals, and the major roles of information systems. It aims to provide a comprehensive understanding of how information systems support business strategies, decision-making, and operations.

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