Tuesday 10 May 2011

About Social Networking

Social Networking is fun you can socialise with people all over the world for free and talk to your friend and expand your business,
Wikipedia describes social networking as A social network is an Web-based social networking occurs through a variety of websites that allow users to share content, interact and develop communities around similar interests.
.Facebook is the number 1 social network nowdays it has More than 500 million active users
.The second one would be Twitter about 200 million accounts are on Twitter now
.The 3rd one would be Hi5  Hi5 has 100,000 users
 3 benefits of social networking is
1.free communications
2.stay connected with your friends/family
3.expanding your company

2 Problems with Social Networking

1. people can stalk you and get great infomation from your profile like where you live ^_^!
2.your boss can find out what you were doing that day you missed work :D

Friday 6 May 2011

Digital SLR Basics

Here's some information about DSLR camera's that were discussing in class today' The Single Lens part means that what you see when you look through the viewfinder, and the picture that gets captured,use the same lens.
A SLR  is an acronym: it stands for Single Lens Reflex
  • With an SLR camera, you see exactly what the lens sees
  • You can change the lens on a digital SLR
  • Digital SLRs have large image sensors that produce high-quality photos
  • An SLR has a near-zero lag time, and is ideal for action photography
what exposure is: In photography exposure' means the amount of light that falls onto the sensor of your camera.
4 thins that distinguish a DSLR from a standard digital camera is
1. bigger lenses
2.the ability to provide control to the photographer
3.the DSLR has a actual shutter that opens and closes to expose the sensor
4.can take long range picture with great quality