What are the 6 components of Information Systems?
Which ones just belong to Information Systems ✔✔1. People 2. Processes 3. Networks 4. Software
5.
... [Show More] Hardware 6. Data
People and processes only belong to information systems
Executive Support Systems (ESS) ✔✔a type of management support system that facilitates and
supports senior executive information and decision-making needs. It provides easy access to
internal and external information relevant to organizational goals
What is EIS - "Executive Information Systems?" ✔✔a specific class of DSS that support the
strategic decision-making process of top-level executives. These systems incorporate summarized
information from decision support systems and management information systems, along with
external factors to forecast and analyze trends.
What is DSS - "Decision Support Systems?" ✔✔focuses on supporting all phases of specific
decision-making processes and procedures for arriving at a solution. They are often developed to
handle unstructured problems at all levels.
What is MIS - "Management Information Systems?" ✔✔represent a category of IS that serve lower
to middle managers. They provide performance reports based on the results from transaction
processing systems, such as product cost data, sales data, and expense data.
What is TPS - "Transaction Processing Systems?" ✔✔collect, store, update, and retrieve
transaction data within an organization. Common business transactions include: employee payroll,
customer sales, and supplier payments. Developed to: decrease costs, decrease processing time,
and increase accuracy. Achieve these benefits by: automating and recording routine business
transactions that are too tedious and monotonous for front-line employees to process manually in
an effective and efficient manner
What is Information Systmes? ✔✔The purpose is to get useful information to the right people
within an organization to support decision making and operations. Effective information systems
can help companies streamline business processes and planning, as well as help with data storage,
data management, and data security.
Identify the 7 major reasons firms invest in information systems ✔✔1. Achieve operational
excellence 2. Develop new products and services 3. Attain customer intimacy and service 4.
Improve decision making 5. Promote competitive advantage 6. Ensure long-term survival 7.
Develop strong relationships with suppliers
What is data? An example. ✔✔Data - Unorganized data that lacks meaning. Example: The number
of people below the poverty line in the region is 50,000
What is information? An example. ✔✔Information - Data that has been organized in a meaningful
manner. Example: The number of people below the poverty line increases between 2010 and 2018
What is knowledge? An example. ✔✔Knowledge - The practical application of information.
Example: The number of people below the poverty line has increased due to stagnating wages and
cuts to social programs
What does the functional area Human Resources do? ✔✔Recruiting, training, and maintaining
employees and their records
What does the functional area Production, Operations & Quality Control do? ✔✔Functions range
from receiving raw material to shipping finished goods or from production itself to equipment
maintenance
What does the functional area Sales/Marketing do? ✔✔Planning, promoting, and selling of goods
and services to satisfy customer needs and the objectives of the organization
What does the functional area Accounting & Finance do? ✔✔Managing financial assets and
maintaining financial records
Accounts payable, accounts receivable
Budgeting, general ledgers, payroll
Cash flow financial transactions
What are Porter's 5 Forces? ✔✔1. Threat of New Entrants 2. Threat of Substitutes 3. Bargaining
Power of Customers (Buyers) 4. Bargaining Power of Suppliers 5. Competitive Rivalry
RAID " Redundant Array of Independent Disks" ✔✔storage uses multiple disks in order to provide
fault tolerance, to improve overall performance, and to increase storage capacity in a system
Cloud Computing ✔✔is facilitated by many computers meshed or connected together in what is
termed "cloud fabric," which provides common resources to service providers. Benefits include
redundancy, reliability, and scalability. Organizations that provide cloud computing are known as
cloud operators, which employ fabric controllers to administer operations within the fabric of
computer resources
Strategic-Oriented Evaluation ✔✔the determination of whether the information system outputs
enable management to make strategic decisions that will help develop and achieve the future
mission and vision of the organization
Function-Oriented Evaluation ✔✔examines the performance of data, hardware, software,
networks, and human resources
System-Oriented Evaluation ✔✔the ability of an information system to discriminate between files
or data that are relevant to a user query, and those which are not relevant
Direct Implementation ✔✔the system is implemented and tested to ensure it performs properly.
Then the old system is removed and the new one put in its place without any overlap or limited
roll out [Show Less]