Connecting to the Internet

Connecting to the Internet

1. Cable access to the internet

   • There are two ways of connecting to the internet
     • Dialup
     • Broadband
   • The UK are ahead of the majority of the countries by being connected to a fast broadband
   • Some countries still use slow dialup modern

2. Dialup Modern

   • It is very slow and limits the use.
   • Limits your use to the internet
   • Downloads that will only take minuets on a broadband will take hours on a dialup.
   • Dialup uses a modern which converts the digital sounds into a series of sounds.
     • This is then passes along the telephone line
       • The sound signal is converted back to a digital signal, which the computer is able to understand at the other end of the wire.

3. Broadband

   • Gives much faster access and transfer speeds to the internet
   • Allows you to watch on-line videos
   • You can download files quickly.
   • Listen to on-line radio
   • Watch TV programmes you have missed.
   • Advantages
     • Fast download times mean music, films and large multimedia files can be downloaded quickly.
     • Doesn't tie up your phone line,.
       • Others can use the phone whilst your online.
     • Can listen to radio, watch full screen video, watch TV programmes, play online fast action games in almost real time
     • Not time wasted to connect to internet.
     • Search engines work faster.
       • Saves time
     • Always on
       • Quick for progammes such as virus checkers to update their files automatically
     • Webcams and videoconfrences can be used
     • Cheap phone calls
   • Disadvantages
     • Expensive owning to a higher monthly subscription for the service
     • Broadband may not be available in the area of the country you are in.

4. Mobile access to the internet

   • Many devices can access the internet
     • Laptops
     • PDAs
     • Mobile Phones
   • Advantages
     • Can access e-mails, surf the internet from wherever you are.
     • Work anywhere in home / office
     • Can make changes to plans easily
       • Hotels
       • Flights
     • Work more productively
   • Disadvantages
     • Feel that you are never away from work
     • If accessed from mobile phones, it can be expensive.
     • Many places where there is no access
     • Increased security problems
       • Hackers / Theft