| Redirect |
By
using particular HTML-code
in a Web
page, one can redirect the visitor seamlessly to
another Web page.
|
| Redundancy |
Form
of protection against system failures. For example, if
you want to be sure that you'll always have power
supply, you can set up two power supplies so that one
takes over if the other one fails.
|
| Remote
Login |
Using
the Telnet
protocol
to operate a remote computer over the Internet
as if you were on site.
|
| Response
Time |
Time
between the sending of a request to a specific Internet
server
and the execution of that request.
|
| RFC
- Request For Comments |
Procedure
to establish new standards or to propose new standards
on the Internet.
Each standard, each protocol
has a related RFC (followed by a reference number). For
example, RFC 822 is the Internet standard for email.
RFCs guide the development of the Internet.
|
| Root |
1)
Top-level directory from which all other (sub)directories
branch out. 2) On a UNIX
system, the system
administrator's account (also known as the superuser
account). For security reasons, only the system
administrator is allowed to log in as root.
|
| Router |
Computer
that acts as an interface between two networks.
A router sends data packets
back and forth between networks.
|
| Search
Engine |
Web
site that allows users to search for keywords on Web
pages. Every search engine has its own strategy for
collecting data, so it's no wonder that one particular
search produces different results on different search
engines.
|
| Server |
A
(powerful) computer that has a permanent connection to
the Internet.
Web sites are stored on a Web
server. [read
more about "virtual" servers].
|
| Shell
Account |
An
account that gives access to a UNIX
based host computer. The user can enter UNIX commands to
operate this computer.
|
| Sig
- Signature File |
A
small ASCII
text file (four or five lines only), automatically
attached to the end of an email
message that includes additional information about the
author.
|
| Site
- Web Site |
A
place on the Web.
Refers to a home
page or to a collection of Web
pages. This WEBGUEST Web Glossary is only a part of
the entire WEBGUEST
site.
|
| Slashdotted
- SlashDot Effect |
When
a Web
server
gets too many hits
in a short time, the Web server can go down. This is
called the SlashDot effect ("SlashDot" refers
to www.slashdot.org, the "news for nerds"
discussion site).
|
| SLIP
- Serial Line Internet Protocol |
Standard
to connect your machine
to the Internet
using a regular telephone line. SLIP is being replaced
by PPP.
|
| SMTP
- Simple Mail Transfer Protocol |
Main
protocol
to send and receive email
between servers on the Internet.
|
| Socket |
One
end of a two-way connection. A socket is composed of the
IP
address of the server and a port
number. The server "listens" for requests on
this given port number. When a client-request
arrives, the server binds this socket to communicate
with the client.
|
| Spam |
Junk
email.
Spam is considered a serious breach of netiquette.
|
| Spider |
Small
piece of software (also known as a (ro)bot), used by
some search engines to
index Web sites. Spiders search the Web
to find URLs
that match to the given query
string.
|
| SQL
- Structured Query Language |
Method
to access a database.
|
| SSL
- Secure Sockets Layer |
Protocol
that allows to send encrypted messages across the Internet.
SSL uses public key encryption
to pass data between your browser
and a given server (for example to
submit credit card information). A URL
that begins with "https" indicates that an SSL
connection will be used.
|
| Streaming
Audio/Video |
Technology
that allows to play audio or video while it is still downloading.
|
| Surfing |
Browsing
the Web,
just looking around.
|
| Sysadmin |
System
administrator of a UNIX
machine (someone who maintains a UNIX machine). See also
root.
|
| Sysop |
System
operator. The person who performs physical operations on
a computer system.
|
| T-1 |
High
speed, high bandwidth
leased
line connection to the Internet.
A T-1 line can (theoretically!) deliver information at
1.544 Mbps.
|
| T-3 |
High
speed, high bandwidth
leased
line connection to the Internet.
A T-3 line can (theoretically!) deliver information at
44.736 Mbps
(the equivalent of 28 T-1 lines).
|
| TCP/IP
- Transmission Control Protocol/Internet Protocol |
A
suite of communications protocols
that defines the basic workings of the Internet.
In fact TCP/IP is THE protocol of the Internet because
it's the language by which all Internet computers talk
to each other.
|
| Telecommuting |
Working
at home using a computer and a modem
to communicate with the office.
|
| Telnet |
Internet
protocol
that lets you connect your machine as a remote terminal
to a host computer somewhere on the Internet.
To telnet into a remote machine,
you have to enter a user
ID and a password.
|
| Terabyte |
About
one thousand gigabytes
(one million megabytes).
|
| Throughput |
Measure
of data transmission speed (in Kbps).
|
| Time
Out |
When
you request a Web
page and the server
that hosts
the Web page doesn't respond in a certain amount of
time, you may get the message "connection timed
out".
|
| Triple-dub |
Abbreviated
way to say "www"
when reciting a URL.
|
| TWAIN |
Software
developed by the Twain Working Group (scanner
manufacturers and scanning software developers) in order
to facilitate scanning of pictures. The TWAIN driver
runs between the scanner hardware and the program
(Photoshop, PhotoPaint, etc.).
According to the Twain Working Group, "TWAIN"
is not intended to be an acronym (though there are many
"definitions" like "technology without an
important name" or "tool without an
interesting name").
|
