4. Financial information Flashcards
Define big data
A term which describes the huge amounts of data available to organisations due to changes in technology
What are the qualities of good information? (ACCURATE)
Accurate Complete Cost-beneficial User-targeted Relevant Authoritative Timely Easy to use
What are the four Vs of big data?
- Volume
- Velocity (speed at which transactions happen)
- Variety
- Veracity (accuracy of data)
Define structured data
Define unstructured data
Structured: data is obtained with a particular purpose in mind
Unstructured: data is obtained without a particular purpose
Unstructured data can be sub-categorised as either _____ data or ____ data
Captured, user-generated
For information processing to be effective, it should meet the CATIVA criteria. What is this?
Completeness Accuracy Timeliness Inalterability Verifiability Assessability
What is the difference between a business system and an information system?
Business system: a collection of people, machines and methods organised to accomplish a set of specific functions
Information system: all systems and procedures involved in the collection, storage, and distribution of information
A system has three component parts: what are they?
- Inputs
- Processes
- Outputs
Define management information system (MIS)
A system which converts data from mainly internal sources into information
What is an Executive Support System (ESS)?
A sophisticated database that pools data from internal and external sources and makes information available to senior managers in an easy to use form
What is an expert system?
A system that captures human expertise in a limited domain of knowledge to allow users to benefit from expert knowledge and information
What is a Knowledge Works System (KWS)?
A system that facilitates the creation and integration of new knowledge into an organisation
What is distributed ledger technology?
Technology that allows people who do not know each other to trust a shared record of events
Define fintech
Fintech is a collective term for technology that is specifically used to support financial services, e.g. PayPal
Qualities of a secure information system can be remembered by the acronym ACIANA. What does this stand for?
Availability Confidentiality Integrity Authenticity Non-repudiation Authorisation