====== LU04.A02 - Examples for library-functions ======

===== Learning objectives =====
  * Noticing of typical library function within an application.

===== Prerequisites  =====
  * Work type: Peer
  * Means of aid: only teaching materials, no websearch, no use of ai.
  * Timeframe: 10 Minutes
  * Expected result: A PDF file with the the name and the explaination of the in the webapplication used library-function.  

===== Assignment ======
On the image below you can see a standard webshop shopping-cart with some items in it. Your task is to 

  - pinpoint/mark at least 3 elements of a library (functions/methods)
  - give the function concerned a name
  - describe which library element might have been used to program it (e.g. date-function, tax-function, etc.)

The first example shows what the result is expected to be look like:

{{:en:modul:m291:learningunits:lu04:aufgaben:m291_lu04_a02_elemente_einer_library.png?800| Webshop shopping cart}}

===== Solution =====
[[en:modul:m291:learningunits:lu04:loesungen:02|Lösung]]

===== Vocabulary =====
^ English ^ German ^ 
| to pinpoint | lokalisieren, finden|

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[[https://creativecommons.org/licenses/by-nc-sa/4.0/|{{https://i.creativecommons.org/l/by-nc-sa/4.0/88x31.png}}]] Volkan Demir