Presentation about computers

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ICT Project 1a

Project 1a – presentation about computers

Introduction

Lots of students and their parents are thinking about buying a computer but not many of them understand the differences between different ones, and what to look for in a good computer.

I am going to create a presentation that can be shown on our school open evening, giving basic information about what makes up a computer and what to look for in a computer.

I will need to do some research.  I need to find information about computers for sale – how much they cost and what they contain.  I also need to get some information about the different parts of a computer.

I can get some basic information from my school IT textbook.  I can get information about computers for sale from newspaper adverts and the Internet.

Collecting information

First I looked in my textbook and found some information about the basic parts of a computer – input devices, output devices, processor, memory and backing storage.  Then I collected some adverts from newspapers.  These contained a mixture of desktop PCs and notebooks, of varying prices.  You can see some of the adverts I found on the next page.

I will find it easier to use information if I can get it from the Internet – I will be able to copy and paste pictures and details without having to scan the pictures and retype the information.  I can use search engines to find what I want.  I will start using Google, which will allow me to choose just UK site.  I could also use Ask Jeeves, where you can type in a sentence or a question.

First I searched for computer suppliers:

At first sight this gave me far too many results, even though I clicked the “UK sights only” button.  However, on the first page of results was a page that seemed to be links to lots of relevant sites:

I clicked on this and it gave me quite a few useful links:

This allowed me to quickly browse some different sites.

First I decided to look for a top of the range notebook computer.  I tried the Compaq site first.  This gave me a search, so I tried:

This made sure I found notebooks that were Pentiums, but there was no guarantee that these would all be top of the range.  However, there was no way of choosing a minimum price or processor speed.  I got 235 results, which was too many.  I sorted them by date, because I thought that might bring the higher specifications to the top, but when I clicked on the first one it was a whole range, not even all Pentium.

There were no prices at this stage, so I thought I would try a different site.

I went back and tried the Dell site.  This didn’t have a search but it allowed me to choose notebooks

and then I chose “supreme performance”

which gave me just 3 choices, so I chose the most expensive:

I then found a top of the range desktop from the same site, in the same way:

I then wanted a bottom of the range desktop to compare.  I tried the Currys site for this.  There were menus to follow to get to desktop PCs:

This then gave me PCs sorted by price, so I chose the cheapest:

However, this wasn’t really a bottom of the range computer as it had a Pentium 4 processor and a DVD and CDRW drive.

I then went back to try to search again.  I had used Google before, so this time I thought I would try Ask Jeeves, so I could put a whole sentence in:

Join now!

This gave me lots of computer shops again, one of which was called Savastore.  This gave me an advanced search option where I could make some choices and select a price range:

The cheapest option was:

I have now found for my presentation:

  • A top of the range desktop computer
  • A laptop computer
  • A bottom of the range desktop computer

These are all from the Internet.  I could have used the one from the newspaper advert but it would be harder to get the information onto the computer, and it ...

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