Introduction to Wi-Fi
Wireless technology has widely spread lately and we can get connected almost anywhere.
Examples
At home
At work
In libraries
School
Airports
Hotels
Restaurant What is Wi-Fi?
Wi-Fi is a Local Area Wireless Technology that allows an electronic device to participate in computer networking by uses radio waves to provide network connectivity. A Wi-Fi connection is established using a wireless adapter to create an area that allow users to access internet services. The era before Wi-Fi exist.
Staying in touch with your relatives or friends who are far away would actually need letter or by phone calls.
There are no Internet Banking during that time so banking probably involved long queues in the local bank even if you only have a small task to do in the bank.
People uses a paper map to plan for a journey.
During that time, applying for the job would require people to come by the office and hand in the application form.
Booking for hotels and accommodation would require a phone call and ask is the room still vacant and starting to book for the rooms.