Copyright is a form of intellectual property protection for a variety of literary and artistic endeavours. Everyone who has used the internet has at one time or another copied material illegally. This is due to the popular misconception, that once material is posted to the internet it can be freely copied: this not the case. Unless the author of the material has stated that is available for public use, then permission has to be obtained from the author for the material to be used.
File sharing sites, is another issue that …

The differences between an intranet and the Internet for transmitting and receiving information in a communication system:

The transmitting and receiving information in an intranet network is available within an organisation and its staffs while it is open to everyone in an internet network. The works in an intranet network can only be done by authorised people and supervised by the administrator.
The intranet network is faster than the internet network due to limited number of people accessing the data and the internet has problems like serves broken down, lower bandwidth than …

Local area networks (LANs) connect computers within a building or group of buildings on one site. LANs cover a small geographical area, and the computers are linked together by coaxial cable or fiber-optic cable. There are three main advantages in using a LAN:

sharing limited hardware resources, such as printers, hard disks and modems
sharing application software, such as word processing, database, spreadsheet and graphics programs
Improved communication among users by sending electronic messages.

Network topology is the physical arrangement of devices in a network. Some types of these topologies include: star, bus, ring, …

Copyright; ‘the exclusice right to make copies, license, and otherwise explot a literary, musical, or artistic work, whether printed, audio, video; etc.:works granted such right by law on or after January 1, 1978, are protected for the lifetime of the author or created and for a period of 50 years after his or her death’.

Copying or printing material from the internet that is copyright, is acceptable, however, the creator of the website must be acknowledged. The person must consider that before making copies of someone else’s work, it is encouraged …

Some of the changes to society caused by communication systems include ATMs, EFTPOS, Bpay, voice mail, mobile phones, email, video conferencing, telecommuting and accessing information from the Internet. Some of the concerns include privacy, security, accuracy of data, changing nature of work, offensive material on the Internet, information overload and electronic junk mail.
In my opinion, the greatest concern with communication systems is security and privacy. For example, electronic banking raises the issue of security. All banks are determined to make their online banking services safe from interference and to secure …

The theme is ‘The role of information technology in our school’. We are creating radio news coverage. The storyline is as follows. We, as students from Kogarah High School will be promoting a fundraising charity case to a school in Cambodia who live in a region suffering from extreme poverty.
This fundraising will allow the school to purchase information technology. We will travel there, interview an English teacher and one of his students about how they felt about receiving these generous donations. We will be asking questions about how information technology …

Online shopping nowadays offer shoppers desired savings and is easy and convenient. However, it can be unsafe when personal information is accessed by an unauthorised person and credit card details are stolen.  Shopping online is enjoyable but there are concerns with security when paying for goods and services on the Internet.  Account details need to be safe from interference.
Two measures that overcome security problems are:
1. Data encryption: is used to secure data during transmission where data is encoded, transmitted, and then converted to its original form. When there is inference in the transmission of data, …

In this podcast, we interviewed a teacher about the theme ‘The careers in information technology’. The interview is about the role and importance of IT.  We talked about demands of IT and how vast the IT industry is. We also discussed what the future possibilities of IT are.
This will be useful for students who are struggling to achieve their goal at school and may decide to consider a job in the real world. We talked about jobs they might be interested in e.g. Computer Technician, Project analyst etc.
The main aim …

Year 10 computing students have recently entered the DET Connected Learning Awards for student websites.
The Connected Learning Awards are run by the NSW DET to provide students with opportunities to engage with real-life situations, where they can develop skills in communicating, collaborating, self-directed learning, problem solving, researching and publishing their findings. This year’s theme is ‘Earth’. The open nature of the theme allows students to include work from a range of KLAs in any way they wish. I’m very pleased with the entries.
click here to find out …

There are several options available for those who wish to create a weblog.  Which option is best and why?
Free Blogs
http://edublogs.org/  This is a good option for teachers creating a class blog with students as (as far as I know) is the only free blogging site the DET portal does not block. 

Uses WordPress software with a limited range of functions
Has fewer layout options than WordPress, fewer widgets etc.
Is much the same as WordPress, described below

http://wordpress.com/  WordPress is a very popular option.  It’s free and easy to use but has some limitations. 

Does …