Functional ICT

Lesson FourFinding and Selecting information

Recap

File sizes are important when emailing a document – why ?What is storage measured in ?

Storage is measure in kb, mb, gb and tb.

Compression can be used to increase file sizes – true or false ?Do all digital devices have some form of storage in them?

Yes , or else they would not be able to store information or data.

When creating file and folders – what should you do?– Make files and folders clear as to what they contain.– Set the permissions to limit what others can do i.e. read, write , edit

Viruses can be spread by :email, internet , networks and memory sticks

Make back-ups and keep them in a different location

Managing , Finding and Selecting information

Lesson Aims and Objectives – find and select reliable information appropriate for purpose

and audience– evidence how you manage information saved from the

internet

You will learn how to:– identify the information requirements of a task– construct efficient searches– evaluate the reliability of websites– select appropriate information– acknowledge your sources

Browsers and search engines

Task – What is a web browser and what is a search engine ?

A web browser is a software application for retrieving, presenting, and traversing information resources on the World Wide Web.A search engine is designed to search for information on the World Wide Web.

A web address is made up of 2 components sometimes 3.

http://www.loucoll.ac.uk/learnzone

5 mins

Extension task : 4 common browsers

Bookmarks or favourites

Book marks or favourites are stored web addresses. If you want to visit a web page again , storing it as a bookmark will allow you to easily traverse to that webpage in the future.

Task- Skill builder 3.11. Open the list of favourites in your browser. Click on an

entry in the list. What happens?2. Add the address of a website that interests you to your

browser’s favourites.3. What other facilities does your browser offer?

10 mins

Recap - File Names and Extensions

• Browsers allow you to access the internet• Search engines allow you to search for

information.• Bookmarks allow you to save pages for future

use• A web address is composed of a minimum of

two parts – the prefix indicating it is a web page and the domain name, can also have the name of the web page.

Efficient searches

When looking for information on the internet you need to ensure :– The search criteria is accurate

If you do not use good/clear search criteria:– Lots of hits that are not relevant

Use boolean operators to narrow down the search.

AND, OR, NOT, = , <, >, <=, =<.

Skillbuilder 3.2

Task – Use a search engine to find : 1. what is the speed limit on motorways in France2. How long it will take to get a train from London

to Amsterdam? Do you need to change?3. Where is the head office of Edexcel?

Record the number of hits

10 mins

Extension task : Try using speech

marks .

Skill builder Boolean Logic

• OR – College OR University • used for related searches

• AND – Poverty AND Crime• used for related searches

• NOT – Cats NOT Dogs• used for excluding data from search

Using at least one of the operators above repeat Skillbuilder 3.2 and compare hit numbers

10 mins

Recap- Internet searching

• The search criteria is accurate• Use boolean operators to narrow down the search• Use advanced search facility of the browser

Information gathering

• Task- Work in pairs and search for a leisure park called Smarts Leisure. Find out three facts about this particular leisure park – you must not talk to other pairs or compare answers whilst they are searching.

‘validity’, ‘accuracy’ and ‘authority’ as criteria for evaluating websites

5 mins

Information gathering

Task- List these sources in order of how reliable and accurate the information in them is likely to be:– www.wikipedia.org– www.bbc.co.uk– www.direct.gov.uk– www.manufans.co.uk– www.loucoll.ac.uk

5mins

Recap- Information gathering

Ensure websites are:1. valid2. accurate 3. reliable

Tips for finding reliable information on the internet– Think before you search.– Do not believe everything you see or hear on the internet.– Always check information using another source.– Check permissions before using material you find.– Record where exactly you found the information.

Skill Check

use an internet browseruse a search engineuse keyword searchesuse advanced search optionsbookmark a page

Homework

• Copyright means the right to copy – true or false?

• Complete SB3.4.1 in module handbook

• Complete homework document on Learn Zone- data protection and finding information