Informatics 3b- Hardware and Software Flashcards
1
Q
information literacy
A
- identify information needed
- locate pertinent information
- evaluate information
- apply information correctly
2
Q
information/hardware
A
- understanding where information comes from, what it represents, and how it is generated, ensures that a healthcare professional will maximize that information resource
- understanding hardware technology ensures the healthcare professional that the company’s processing will deliver information
3
Q
information system
A
- purpose:
- to automate- make to make your life simple -> after 3 clicks there is something wrong -> notify when something is wrong
- to control- what the user sees, how much, and what you need to see -> access
- to simplify
- to maximize productivity- get info quicker, treat quick, get them out
-gathers raw data and processes it into useable information
4
Q
purpose of information system components
A
- purpose:
- output
- application
- human- makes the mistakes
- end user classification- people that use it
- information specialist classification- people that train
5
Q
information system components: hardware
A
- computer group- networks, computers
- peripherals group- printers, monitors
6
Q
information system components: data
A
- storage methodology
- elements
7
Q
information system components: software
A
- operation component
- business logic component
8
Q
shortcuts
A
- lead to mistakes
- if something goes wrong and you only know the shortcut you dont have a backup solution (the long way)
9
Q
purpose of components
A
- transactions- HL7
- information- structured information
- knowledge
- support
10
Q
data
A
unstructured information
11
Q
hardware component
A
- computer-
- CPU or processor- the brains
- primary storage
- secondary storage
- peripheral (input and output devices)
12
Q
history of computer
A
- ENIAC 1946 the electronic numerical integrator and calculator
- first computer
13
Q
special purpose computers
A
- supercomputer- mind-blowing, artificial intelligence, very powerful, bioinformatics
- mainframes- centralized, dumb terminal connected, 1:1 ratio
- workstation- powerful, CPU, hardware, $$
- personal computer
14
Q
servers
A
- powerful machines that serve many users and handle many transactions
- allows many users, many transaction, many programs at the same time
- combines everything
15
Q
digital devices
A
- data representation
- represented by combinations of ones and off- 0’d and 1’s
- ex. digital clock, digital thermometer
16
Q
analog devices
A
- data represented
- measures continuous physical property or quantity
- ex. face clock, mercury thermometer
17
Q
digital points of reference: conversions***
A
- test*
- 1,024 bytes = 1 kilobyte (1k)
- 1,024 kilobyte = 1 megabyte (1 meg)
- 1,024 megabytes = 1 gigabyte (1 gig)
- 1,024 gigabyte = 1 terabyte
- in health care we deal with terabytes