Semiotics: icon, index, symbol blog task

icon:

index:

symbol:

2) Why are icons and indexes so important in media texts?

Because they can indicate to an audience the meaning of a sign without having to ask someone

e.g facebook sign is an F but everyone will automatically know what the sign means 

3) Why might global brands try and avoid symbols in their advertising and marketing?

They will avoid symbols, because symbols will generalise the brand instead of representing they're own brand furthermore, people may mistake the brand for something else leading to misconceptions

4)

https://www.youtube.com/watch?v=uwvAgDCOdU4

5)

https://www.youtube.com/watch?v=DmrWtTZpr8U