Information systems Flashcards
5 benefits of information systems
information is a key tool in having a competitive advantage
you have easy access to quality information and you can react quickly to this, ie how well a new product is being recieved
information systems allow you to be best placed in increasingly competitive markets
ability to share information
avoidance of duplication
3 costs associated with information systems
hardware and software costs
implementation costs
day to day costs
3 types of information costs
direct data capture costs
process costs
indirect costs of internal information
example of direct data capture
use of bar code scanners
example of process costs
payroll time spent analysing personell costs
example of indirect costs
information collected thats not needed
3 benefits of a network
resource sharing
storage requirement reduction
software cost reduction
benefits of cloud computing
reduced IT costs
safe storage
improved access
why do you need a prototype of a report before running it
to see if users requirements are met
how can the cost of running a report be reduced
if a more junior member of staff can run it
if there are questions on the report who do the questions need to be directed to
the originator of the report
what internal security can managers implement
regulate which staff members have access to certain files
what is a type of external security system
firewall
what are the 3 levels in anthonys hierarchy
strategic
tactical
operational
top level of anthonys hierarchy
strategic
middle level of anthonys hierarchy
tactical
bottom level of anthonys hierarchy
operational
what is strategic management accounting
when emphasis is placed on information about factors which are external to the organisation, as well as non financial and internally generated info.
what type of control is management control in anthonys hierarchy
middle - tactical
is a transaction processing system short term or long term
short
who uses a TPS
operational staff
what is a management information system
monitors performance and maintains co ordination
what is an executive information system
provides a generalised computing and communication environment for senior managers to support strategic decisions
what is an enterprise resource planning system
modular software packages to integrate key processes in an organisation
what is a customer relationship management system
software apps that specialise in providing information concerning an organisations products, services and customers
3 v’s of big data
volume
velocity
variety
definition of volume for big data
quantity of data is driven by social media and things like customer loyalty cards
definition of variety for big data
many different forms of data such as images, location data, call centre recordings, etc
definition of velocity for big data
speed of data makes it real time data
6 benefits of big data
better understanding of customer behaviour - feedback on the organisation through social media
targeted marketing messages - tailored recommendations of products
decision making - trends identified can help with inventory decisions
new products and services - amazon recommends new products and services based on what youve bought
performance measurement - real time reports so mngment can react quickly to variances
costing - can be used to forecast events or conditions
5 disadvantages to big data
quality of data - data has got to be relevant and reliable
veracity - there has to be cleansing procedures to remove incomplete, obsolete, or duplicated info
cost - expensive and costs can increase
skills - do the organisation have the skill set to analyse the data
loss and theft of data - companies can face legal action if data is stolen
