User of an online chatroom need to be present at the same time in order to take part. Users of an online forum do not need to be present at the same time in order to take part.

Explain this by giving one benefit for each.

An online means that can chat (real time) like a
A is where users can leave so other can access the message when it is for them.

To access the internet, you must first go through a , you will then go through the and into a , then it will go to the

A is the basic unit of information in computing and digital communications. A bit can have only , and may therefore be physically implemented with a two-state device. These values are most commonly represented as either a or .

TCP stands for

is the protocol which allows files to be transferred between two or devices. It is usually used to or upload large files to a .

The world Wide Web works because of . They web pages together. When a is , a user is taken to another page on a website or a different website.

A wizard is a sequence of boxes which lead the through a series of well defined .

The content between each pair of is called an

URL stands for

The three types of communication are POP3, and SMTP.

SMTP stands for

A codec is a or a used to or decode data.

A TV remote used light to data. However, the device must be in line of otherwise the remote will not work.