What are the uses of computer in airport and railway?

Answer 1

In a train station, computers are used to display arrival and departure times, to obtain time table information, to sell tickets and dispense travel advise. The station's clock is computerized in most stations, synchronized with time table displays and high-precision master clocks.

In the station manager's office, computers are used for all the normal business uses of computers, including communication by email, web browsing, database access, accounting and so forth.

Within the station's hall, computers are used for all the normal retail business uses of computers, including point-of-sale computers (also known as check-outs or tills), computers displaying advertisement, etc.

Specialized computers care for security and comfort by controlling CCTV, HVAC, access to secure areas, monitoring the hot water boiler and the coffee pot.

Answer 2

They're used in everything... from issuing tickets, to controlling points & signals, to displaying timetables...