IT Homework for November 4th 2008

pg.178-179 #1-4

1.) What is a teleworker?

Teleworkers are people who work on a full part time basis either at home or move about the country using a PC andmodem to communicate with their employers.

2.)What is the advantagee of teleworking?

The advantages of teleworking are time and mobey is saved by not having to travel to and from a main office (hours can be flexible) people can work together over a very large area and employers save money not having to run large offices.

3.)Summarize (in your own words) the way an information system affects how supermarkets operate?

Information systems do affect supermarkets to operate faster and easier. The supermarkets have/use a barcode which is swiped through a barcode reader are the point of sale computer terminal at the checkout. Everything you buy is transmited to the central database and then is transmitted back to the POS terminal. Payment can be made with a credit/debit card. The computers are all linked to an warehouse and main ccomputer system through a wide area network. When the items are swiped through the barcode readers at the checkouts, the sto levels are automatically updated. When the product gets too low, the product is automatically re ordered and delivered.


4.)How have banks been affected by computerized information systems?

Banks have been affected alot by computerized information systems. For example the ATMs (automated teller machines) are known throughout the world and allow customers to withdraw cash and check their account details. Salaries can also be automatically paid into accounts and bills paid using direct debits.