A Modem converts digital signals to analogue signals, enables the connection of a computer to the internet.
Author: mcckianaroberts
Types of Transmission Media
Optical Fibre:
Definition- Made out of thin strands of glass or plastic, Fiber Optics refers to the medium and the technology associated with the transmission of information as light pulses along a glass fibre strand and sends information in a coded beam of light down a plastic tube. It is usually used for large volumes of data.
Examples: Telecommunication and Computer Networking, Cable TV and high-speed broadband services.
Wired:
Definition- Wired Media can also be referred to as Guided Media and transmit signals directed and confined in a narrow pathway through a physical links. There are three types of Wired media. These being, Twisted Pair Cable, Shielded Twisted pair and a Coaxial Cable.
Examples: Standard Computer Network.
Wireless:
Definition- Wireless Media can also be referred to as Unguided Media or unbounded Transmission. Meaning Physical Mediums are not necesary for the transmission of electromagnetic signals. And can be divided into three types. Radio-waves, Microwaves and Infrared.
Examples: Broadcast radio, Cellular radio, Communications satellite, Microwaves, Bluetooth, etc.
3.7 What is the Negative Impacts of Social Networking?
The negative impacts or the drawbacks of Social Networking, can include Short Attention Spam, harming productivity, oversharing and loss of privacy are all factors that Social Networking has been criticized for. Fake News is another harmful use of Social Networking with the encouragement to spread misinformation on many news sites.
How many years can an item become copyright free after the Author die?
70 Years
When did Moral rights come into Copyright in Australia?
2001
Social Networking
What is the process of filing a Copyright claim?
If a Client has found someone who has clearly disregarded the Copyright Law the victims Attorney should file a complaint in federal district court. This is in the form of a claim, this should be short and clear and set out the facts and how they relate to the copyright laws.
The Impacts of digital technologies on work life balance.
The Organisation of ones work life can be improved through the introduction of technology as it is a fast and efficient way of communicating information between employees.
2.5.3 Server
Definition:A server is a computer program that provides a service to another computer program and its user.
Description: Usually has a good hardware specifications for processing and storage, dedicated to networks only. So, no word processing or email application is necessary.
Example:Web, server, appliance server, proxy server, file server, etc.
Desktop Systems
Definition:A desktop computer is a personal computer that fits under ones desk. It can be used for a multitude of things that a mobile device has. It can be found on desks in offices or schools.
Description:It consists of a monitor or screen, mouse and keyboard and is a system unit with other peripherals, it is generally used for typing documents and surfing the web, email and more
Example: It is generally used for single purpose: gaming computers, computing for 3d animation, etc.
Yr 12 AIT 