Cerrar
What type of software is required to access a web site?
What is the ISP role?
(Internet service provider)
What is the primary role of an ISP?
What's a protocol?
What's a telnet?
What does POP3 stand for and what does it mean?
What does SMTP stand for and what does it do?
What does FTP do?
Give a use for each of the protocols listed below.
State two reasons why the technician uses remote management software from her computer rather than going to the actual servers.
Define world wide web.
What is the internet?
Explain the differences between the World Wide Web and the Internet.
What's the Intranet?
Name two similarities between an Intranet and the Internet.
What does URL stand for and what does it consist of?
Structure of the web address
Describe the three labelled parts of this URL:
ftp://ftp.fileden.org.uk/pascal/source.pas
Give an example of a URL.
Below is the URL of a web page.
http://www.aqa.org.uk
Explain what each of these parts of the URL mean.
What's an IP address?
What is an internet registrar?
What's a protocol?
What's a domain name?
Who issues the IP addresses?
What are internet registries responsible for?
What is the relationship between the IP address and the domain name?
Why do people prefer to use a Fully Qualified Domain Name rather than an IP address?
What does URI stand for and what does it do?
What's the difference between a URL and a URN?
What's a DNS server?
Describe the stages of packet switching.
What is the advantage of packet switching?
What is the disadvantage of packet switching?
What is the difference between circuit switching and packet switching?
Give some roles of routers.
What's a router?
What are the tasks performed by the TCP?
What are some of the well-known port numbers and their servers?
What is a client port?
A web server uses well-known port numbers to provide a service to client computers. Why must these port numbers be well known?
What is a socket?
