Data Management is a part of Information Resource management. Resources Data is stored in secondary data that can be sequential, or direct access, magnetic tape is a sequential storage medium, a magnetic disk is a direct access storage medium and a compact disk is a sophisticated storage medium and can store data.
Before anyone knows the database, many have difficulty in data management. The database concept is built on the index and hooks to achieve a logical connection between multiple files.
The software that manages the database is called the database management system (DBMS) - which provides a tangible advantage for those who use computers as an information system. All DBMSs have a data description language processor (data description language processor) used to create databases, manage and provide database contents. The person responsible for the database and the DBMS is a database administration (database administration) - DBA.
DATA HIERARCHY
In organizing data known term hierarchy of data consisting of: data element (field), record and file.
The so-called data element (data element) is the smallest data unit, cannot be subdivided into meaningful units. In salary records, data elements (fields) are names, employee numbers, social security numbers, wages and the number of family dependents. Record, is a higher level hierarchy of data elements. A record consists of all data elements (fields) associated with a particular object or activity. All similar records are organized into one file. A file is a collection of data records associated with a particular subject.
DATA MANAGEMENT
Data management is part of an information resource management that includes all activities that ensure that company resources are accurate, up-to-date, secure from harassment and available to users/users.
Activity Data management:
a. Data collection
b. Integrity and testing
c. Storage
d. Maintenance e. Security
f. Organization
g. Taking.
Before anyone knows the database, many have difficulty in data management. The database concept is built on the index and hooks to achieve a logical connection between multiple files.
The software that manages the database is called the database management system (DBMS) - which provides a tangible advantage for those who use computers as an information system. All DBMSs have a data description language processor (data description language processor) used to create databases, manage and provide database contents. The person responsible for the database and the DBMS is a database administration (database administration) - DBA.
DATA HIERARCHY
In organizing data known term hierarchy of data consisting of: data element (field), record and file.
The so-called data element (data element) is the smallest data unit, cannot be subdivided into meaningful units. In salary records, data elements (fields) are names, employee numbers, social security numbers, wages and the number of family dependents. Record, is a higher level hierarchy of data elements. A record consists of all data elements (fields) associated with a particular object or activity. All similar records are organized into one file. A file is a collection of data records associated with a particular subject.
DATA MANAGEMENT
Data management is part of an information resource management that includes all activities that ensure that company resources are accurate, up-to-date, secure from harassment and available to users/users.
Activity Data management:
a. Data collection
b. Integrity and testing
c. Storage
d. Maintenance e. Security
f. Organization
g. Taking.
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