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SCADA
Supervisory Control And Data Acquisition (SCADA) is a process control system that is used in countless number of applications, including manufacturing, communications, distribution (water, gas, power) and heating, cooling and security in buildings. A SCADA system collects data from sensors in local and remote locations and sends them to central computers to control local machinery.
SCADA systems range from simple configurations to large and complex projects. Most SCADA systems use HMI (human-machine interface) software that allows users to interact with and control the machines and devices that the HMI is connected to such as valves, pumps, motors, and much more.
SCADA software receives its information from RTUs (Remote Terminal Units) or PLCs (Programmable Logic Controllers) which can receive their information from sensors or manually inputted values. From here, the data can be used to effectively monitor, collect and analyze data, which can potentially reduce waste and improve efficiency resulting in savings of both time and money.
Ignition is a SCADA software solution
Scalable
Is a buzzword that refers to how well a hardware or software system can adapt to increased demands. For example, a scalable network system is one that can start with just a few nodes but can easily expand to thousands of nodes. Scalability is a very important feature because it means that you can invest in a system with confidence you won't outgrow it. - webopedia
Server Software
Is software that resides in a server and provides services to multiple users on the network. Contrast with client software that resides in a user’s desktop or laptop computer. - PC Magazine Encyclopedia
SQL
Structured Query Language (SQL), pronounced as sequel or S-Q-L, is a query language used for accessing and modifying information in a database. Some common SQL commands include insert, update, and delete. The language was first created by IBM in 1975 and was called SEQUEL for "Structured English Query Language." Since then, it has undergone a number of changes, many coming from Oracle products.
Today, SQL is commonly used for Web database development and management. Though SQL is now considered to be a standard language, there are still a number of variations of it, such as mSQL and mySQL. -TechTerms
Examples
SELECT
Firstname
FROM
Contacts
WHERE
Lastname =
'Smith'
INSERT
INTO
Contacts
VALUES
(
'Joe'
,
'Smith'
)
UPDATE
Contacts
SET
Lastname =
'Howard'
WHERE
ID = 1
DELETE
FROM
Contacts
WHERE
Lastname =
'Smith'
Store and Forward
Store and Forward refers to database connections where the data is stored locally in a disk and later forwarded to the database.
SPC
Statistical Process Control (SPC) is a system by which one can sample and inspect the output of a process to determine if one needs to adjust the process to bring the items or goods into an acceptable quality standard. SPC packages analyze the collected data using statistical math procedures and can present results with various types of graphs.
SVG
Scalable Vector Graphics (SVG) is an XML-based vector image format for two-dimensional graphics with support for interactivity and animation. TheSVG specification is an open standard developed by the World Wide Web Consortium (W3C) since 1999. SVG images and their behaviors are defined in XML text files. -Wikipedia
SIP
Session Initiation Protocol (SIP) is a communications protocol for signaling and controlling multimedia communication sessions. The most common applications of SIP are in Internet telephony for voice and video calls, as well as instant messaging all over Internet Protocol (IP) networks. -Google