MIS week 1

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  • Created by: jmf00632
  • Created on: 15-12-19 20:45
the role of IS in business (3)
• Significant business relationships are digitally enabled and mediated. • Core business processes are accomplished through digital networks. • Key corporate assets are managed digitally.
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The role of IS in business (2)
• Digital firms offer greater flexibility in organisation and management. • Time shifting, space shifting
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Firms invest heavily in information systems to achieve six strategic business objectives:
1. Operational excellence 2. New products, services, and business models 3. Customer and supplier intimacy 4. Improved decision making 5. Competitive advantage 6. Survival
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The role of IS in business today provides....
customer and supplier intimacy
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customer intimacy -
Serving customers well leads to customers returning, which raises revenues and profits. • Example: High-end hotels that use computers to track customer preferences and used to monitor and customise environment
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supplier intimacy-
Intimacy with suppliers allows them to provide vital inputs, which lowers costs.
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What is data?
• Data are raw facts or observations that are considered to have little or no value until they have been processed and transformed into information.
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Example definitions of data -
• A series of non-random symbols, numbers, values or words; • A series of facts obtained by observation or research or recorded; • The record of an event or fact.
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What is information?
•Data that have been processed so that they are meaningful
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Example definitions of information?
• data that have been processed for a purpose; • data that have been interpreted and understood by the recipient.
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information involves......
transforming data using a defined process; • involves placing data in some form of meaningful context; • is produced in response to an information need and therefore serves a specific purpose; • helps to reduce uncertainty, thereby improving decision
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What is a system?
A system is a set of interrelated entities that work together to achieve a common goal
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System characteristics.... (4)
• The component of a system work towards a collective goal • System do not operate in complete isolation • Systems can be complex and can be made up of other, smaller systems • Subsystems in an information system interact by exchanging information
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continued (1)
The linkage or coupling between subsystems varie
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What is an INFORMATION system?
• An information system is a set of interrelated components that collect and process data to produce information
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what is a transaction processing system?
A transaction processing system collects and stores data about transactions and sometimes controls decisions made as part of a transaction.
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what is the TRANSACTION part? examples?
the activity that changes stored data, examples of such an activity would be using a credit card, making a reservation or making a cash withdrawal at an ATM e.g macdonalds online delivery or airline reservation seats
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what is a MNAGMENT info system?
• A management information system processes data and moves information across the organisation to support business operations and decision making
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What is a business perspective on information systems?
• Investing in information technology can increase productivity, revenue though does not guarantee good returns. • There is considerable variation in the returns firms receive from systems investments
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business pesepctive on info systems - important factors
• Adopting the right business model • Investing in complementary assets (organisational and management capital
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transactional inforation system
ransactional data, in the context of data management, is the information recorded from transactions. ... Transactional data records a time and relevant reference data needed for a particular transaction record.
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what is data warehouse?
described a data warehouse as being a subject-oriented, integrated, time-variant and nonvolatile collection of data that supports management's decision-making process
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What is a managment information system?
• A management information system is a system that provides information output to support managerial decision-making
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transactio processing systems vs managment info systems.....
–Transaction processing systems record transaction data - Online transaction processing (OLTP)
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Mnagment ifo systems...
–Management information systems manipulate data for managerial purposesOnline analytical processing (OLAP
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4 common forms of MIS
• Spreadsheets (Microsoft Excel) • Database applications (Microsoft Access) • ERP systems (e.g., SAP) • Business Intelligence System (e.g., BusinessObjects
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2 common pitfulls of MIS
– Information overload – “A wealth of information creates a poverty of attention”(H. Simon
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Functions of an information systems - inupt
• input – anything we wish to embed in a system for some type of use – keyboard, scanner, mouse, microphone e.c.t. – what we input has a purpose but until it is established into some type of output it does not do as much good
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Functions of an information systems - processing
• processing – this is taking inputted data and conveting it to something usable
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Functions of an information syste - output
• output – where processed info comes in many forms
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Other cards in this set

Card 2

Front

The role of IS in business (2)

Back

• Digital firms offer greater flexibility in organisation and management. • Time shifting, space shifting

Card 3

Front

Firms invest heavily in information systems to achieve six strategic business objectives:

Back

Preview of the front of card 3

Card 4

Front

The role of IS in business today provides....

Back

Preview of the front of card 4

Card 5

Front

customer intimacy -

Back

Preview of the front of card 5
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