Answer :Company that practices pure e-commerce is iTunes and Google Play.
Operating SystemWindows XP SP2 or later
OS X 10.6.8 or laterAndroid
iOS (Books and Music only)
StoreApple store is only for apple userPlay store is available for all countries except for countries under US embargoes AttributesKnown as metadata.
stored in two separate library files. The first is a binary file called iTunes Library and it uses a proprietary file format ("ITL"). It caches information like artist and genre from the audio format's tag capabilities (the ID3 tag, for example) and stores iTunes-specific information like play count and rating. iTunes typically reads library data only from this file. The second file, iTunes Music Library.xml, is refreshed whenever information in iTunes is changed. It uses an XML format, allowing developers to easily write applications that can access the library information (including play count, last played date, and rating, which are not standard fields in the ID3v2.3 format). Apple's own iDVD, iMovie, and iPhoto applications all access the libraryGoogle Play Music offers an online music store with purchases as MP3s, cloud storage of up to 20,000 songs at no cost, and a subscription streaming music service called All Access.
2.Give five companies which conducting their business activity in the click-and-mortar.
Answer :a) Wal-Mart
3.From each business models below, name two companies that used these methods:
a)Online direct marketing
b)Electronic tendering (bidding) system
c)Electronic marketplaces and exchanges
Answer :a)(i) Facebook
c)(i) Medtech Global Ltd
(ii) Cloudbuy Plc