What is the meaning of Control Data?

What is the meaning of Control Data?

[kən′trōl ‚dad·ə] (computer science) Data used for identifying, selecting, executing, or modifying another set of data, a routine, a record, or the like.

What became of Control Data?

Finally, in 1992, the computer hardware and service businesses were spun out as Control Data Systems, Inc. (CDS). In 1999, CDS was bought out by Syntegra, a subsidiary of the BT Group, and merged into BT’s Global Services organization.

Who bought control data?

Syntegra
As the demand for high performance mainframes fell, CDC had various financial problems and what remained of the company was finally purchased by Syntegra in 1999, a data mining firm.

Who founded Control Data?

Seymour Cray
William Norris
Control Data Corporation/Founders

What is data control in Visual Basic?

Data control is a standard mechanism for exchanging specific data between applications. All applications can request data shared by other applications using a data control. You can also define a key-value-type data control provider to export specific data from your service application.

What is control data in statistics?

If a process produces a set of data under what are essentially the same conditions and the internal variations are found to be random, then the process is said to be statistically under control. That part of the test which involves the standard of comparison is known as the control.

Who invented CDC 3600?

Seymour Cray
The CDC 3600 had 32,700 48-bit words of memory and supported the FORTRAN 66 compiler and storage cycle times ranging from 1.5 microseconds to . 8 microseconds. Its circuitry was designed by Seymour Cray, who went on create his own line of Cray computers.

What is CDC Cyber?

a family of mainframe supercomputers by Control Data Corporation during the 1970s and 1980s, included five very different models, 60-bit Cyber 70/170, 64-bit Cyber 180 and 200, Cyberplus and Cyber-18.

What is data control explain with example?

A data control language (DCL) is a syntax similar to a computer programming language used to control access to data stored in a database (Authorization). In particular, it is a component of Structured Query Language (SQL). Examples of DCL commands include: GRANT to allow specified users to perform specified tasks.

What is data control as used in database connectivity?

Data Controls are controls used to create interfaces for manipulating and editing data from a data source (e.g. SQL database, web service, static data, etc.) Adds the ability to search a List control with a highly-configurable interface that lets the user add and remove fields from the search criteria.

How do you read a control chart?

The following rules can be used to properly interpret control charts:

1. Rule 1 – One point beyond the 3 σ control limit.
2. Rule 2 – Eight or more points on one side of the centerline without crossing.
3. Rule 3 – Four out of five points in zone B or beyond.
4. Rule 4 – Six points or more in a row steadily increasing or decreasing.

How do you explain a control chart?

The control chart is a graph used to study how a process changes over time. Data are plotted in time order. A control chart always has a central line for the average, an upper line for the upper control limit, and a lower line for the lower control limit. These lines are determined from historical data.