1-4 Flashcards
Operational excellence. New products, services, and business models. Customer and supplier intimacy. Improved decision-making. Competitive advantage.
Strategic business objectives
Industry Canada defines IT as the
Information and communications, technology, a.k.a. ICT sector
True or false the amount of economic activity and GDP related to the ICT industry has been growing from 2013 to 2019
True
Think about what when you consider the problems and opportunities that confront your department or organization
IT and IS
What is an example of an industry that IT/IS has changed
The taxi industry for example, Uber
What allows the firm to response more rapidly to changes in their environment and the survives and turbulent times
IS
IS allows time shifting, and what shifting
Space
Recorded facts or figures
Data
What is data with a meaning?
Information
What is the central focus of IS
Information
Data presented in a meaningful context, processed data, data, processed by summon, ordering, averaging, grouping, comparing or other similar operations. A difference that makes a difference.
Information
Accurate, timely, relevant, just barely sufficient, worth its cost
Good information
Hardware and people are both
Actors
Software is instructions for hardware, and procedures are instructions for
People
What is the bridge between the computer side on the left and the human side on the right
Data
Management. Organization. Technology.
The three dimensions of IS
What decisions concern, day-to-day activities
Operational decisions
Transaction processing systems or TPS is used for what type of decisions
Operational decisions
What decisions concern the allocation and utilization of resources
Managerial decisions
Management information systems, or MIS is used for what type of decisions
Managerial decisions
What decisions concern, broader, scope, organizational issues
Strategic decisions
Executive information systems, or EIS is used for what type of decisions
Strategic
Records the routine transactions that take place in every day operations
TPS
Used by managers throughout the organization to help them in directing, planning, coordinating, communicating, and decision-making periodic information
MIS
What uses internal data, but also combines it with external data to help analyze various decisions management must make
A DSS
They are used at the very top of management. At the strategic level, the typical decision is very unstructured. Often there is no specific question, but rather a series of undefined situations executives may face.
Executive support systems
True or false executive support systems must be easy to use in the information must be very difficult to be manipulated
The information must be easily manipulated
Senior executives often access information through the use of a
Portal
A……. There is one for which there is an understood, and accepted method for making the decision.
Structured decision
A……. Process is one for which there is no agreed on decision-making method.
Unstructured decision
Accept input raw data. Processed data. Process output information.
At the most basic level computers, do three things
True or false small form factor competing devices work the same as large PCs. All components are integrated into one.
True
Middle range computer is also known as
Mini computer
These powerful machines cost much less than main frames, and make decentralization possible. They can be customized to the specific needs of individual departments or business units rather than timeshare on a single huge mainframe.
Mini computer
What does LAN stand for?
Local area network
What does IP stand for?
Internet protocol
In network made of hundreds of thousands or some estimates 1 million, cheap servers, each not more powerful than the PCs we have in our homes
Googles cloud
What does WAN stand for?
Wide area network
Linking many personal computers, together, or shared access to data, printers, and other peripheral devices
Examples of LANs
The Internet, email, Web browsing
Examples of WAN’s
Consists of electronic components, used to input, process, output, and store data
Hardware
Binary digits are also also known as
Bits
Bits grouped in eight bit chunks are called
Bytes
All components/hardware must be connected to the
Motherboard
What does CPU stand for?
Central processing unit
Transfers, program or data from disk to main memory. Moves instruction from main memory via data channel or bus.
CPU
What does RAM stand for?
Random access memory
What does OS stand for?
Operating system
What does ROM stand for?
Read only memory
What is used to boot up the machine and stays when power is off?
ROM
Flash memory is a type of
Secondary storage
Very small storage device that plugs into a USB port
Flash memory device
Hi, capacity storage card that is inserted into a reader which intern plugs into a USB port
Flash memory card
Fixed disk drives is another form of
Secondary storage
What does SSD stand for?
Solid-state, hard drives
What type of computers used to review and process information?
Client computers
What type of computers provide access to information and application and serve the clients
Servers
The what is the term assigned to servers accessible anywhere and anytime over the Internet
The cloud
What does BIOS stand for?
Basic input/output system
Operating system and application programs
Two types of computer software types
Provides capabilities, common across all organizations and industries. Typically general purpose, software like word, Excel, PowerPoint, acrobat, Photoshop, paint shop pearl.
Horizontal market, application, software
Serves in need of specific industry. Usually can be altered or customized. Examples are dental billing system, restaurant, ordering processing system.
Vertical market, application, software
Designed for specific need like quick tax software
One of a kind application software
Computer program that replicates itself. Consumes computer resources.
Virus
Attached to various types of documents. When document opened, virus placed in startup files of the application. After, virus infects every file, the application creates or processes.
Macro viruses
Virus that propagates using Internet or network. Spread faster than other viruses. Specifically programmed to spread. Actively use the network to spread. Choke networks making them unusable.
Worm
