Data and Information Flashcards
What is one of the main purposes of IT?
To facilitate the exchange of information.
What is the difference between Information and Data?
Data is RAW INPUT. Information is processed data OUTPUT.
Information can be defined as P——– data.
Processed Data.
Data is L——- structured than information.
Less structured.
In…….. is the output of some processes.
Information
What is DIKW?
Data, Information, Knowledge, Wisdom.
What is Data in DIKW?
Data can be thought of as signals (values entered by human, reader, camera, etc.) Not usable until converted into a relevant form.
What is Information in DIKW?
Information - inferred from data. More relevant and structured than raw data.
What is Knowledge in DIKW?
Knowledge - Information that has been put to use. Information placed into context.
What is Wisdom in DIKW?
Wisdom provides a social setting to knowledge. (understanding of WHY - must have knowledge AND experience)
Where does “understanding” fall in DIKW?
Between Knowledge and Wisdom
What can be obtained from a camera card, reader, values?
Data
More structure resulting from a process that has been applied, more relevant, more useful - are characteristics of ___________.
Information.
What is the difference between information and data?
Data is RAW, Information is processed data.
What is an Information System?
Collection of data and information used to support management of an organization. Also the technical components and human resources that enable assembly, storage and processing of data and delivery of information.
Is an information system dependent on technology?
No. (can use index cards, filing cabinet, etc)
What is the main purpose of an information system?
Collect data and information.
How are IT professionals relevant to an information system?
IT professional are an integral part of ensuring data is processed appropriately to obtain relevant information.
How are technology facilitating the processing of data relevant to an information system?
It is the TOOL used to input data and output information.
What makes QUALITY data?
Relevance, Timely, Thorough, Accurate, Reliable
What is Relevant data?
Data must apply directly to the decision being made.
What is TIMELY data?
Data must be efficient and provided in a timely manner so as to properly serve its purpose.
What is THOROUGH data?
Data must be complete and not contain errors or data lapses.
What is ACCURATE data?
Data should be captured only once, although may have multiple uses. Most accurate if captured as close to point of activity as possible.
