Bitter clerk left barcode chaos in store

1	a) What is a barcode?
	b) Why do retailers use barcodes?
	c) How do barcodes benefit customers?

2	a) Why do you think the changes to the stock and sales records were 
	not noticed?
	b) What disadvantages of computerised systems are demonstrated by 
	these events?

3	a) What are the main advantages of computerised systems? 
	b) Do these outweigh the disadvantages?

4	Explain the following terms:
	a) information technology
	b) the Internet
	c) computer barcodes
	d) white collar workers.

5	How can new technologies help to:
	a) improve production line manufacturing
	b) improve quality control
	c) improve customer care
	d) improve stock control
	e) improve management systems?