General knowledge based Flashcards
1
Q
A mobile phone is used for communications, either for making phone calls or text messaging.
Chang is planning an expedition to the Southern Alps in New Zealand. There is often a limited mobile phone signal in these areas. He has set his phone up so that if there is an emergency he can communicate with the rescue teams using text messaging rather than making a phone call.
Give 2 advantages of using text messaging in this way.
A
