The Internet

Question 1

What is FTP.

Answer 1

File Transfer Protocol is a standard network protocol used for the transfer of large files across networks.

Question 2

Name 1 advantage to the company & 1 advantage to the customer when using E-Commerce.

Answer 2

Company

• Large savings on shops, warehouse & office space
• A wider target market
• Customers can easily be informed of new products

Customer

• There is no travelling
• Disabled people
• No sticking to shop hours
• Much quicker to check out
• Obscure goods can be hunted globally

Question 3

Name a disadvantage of E Commerce.

Answer 3

• Credit card fraud
• Some websites may not be secure
• Fewer shops on the high street
• Loss of social interaction
• Increase in commercial delivery transport

Question 4

Name 3 ways to access information online.

Answer 4

URLs

Search Engines / Web Crawlers

Boolean

Question 5

Name 2 advantages of Distributed computing.

Answer 5

• Allows the processor to be used when not being used
• Data used locally can be stored locally and network traffic can be kept to a minimum
• If data is lost on central site it can be reduplicated from local site
• Allows sharing of data and of the results of this data
• New locations can be added to the database without the need for rewriting the entire database

Question 6

Name 2 disadvantages of distributed computing

Answer 6

• More complex software involved
• Because data is transferred it presents more of a security risk
• As all the data is not stored in one location, a local site does not have adequate backup
• Increased chance of data inconsistency as it’s stored & updated in more than one place

Question 7

Name one advantage and one disadvantage of Dial Up

Answer 7

Advantages

• Modems relatively cheap
• Service charges relatively cheap

Disadvantages

• Poor connection speeds due to anything
• Can’t talk on the phone while using the internet