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The 4 operations performed on data to generate meaningful and relevant information.
Data processing cycle
4 operations in the data processing cycle. (DDDI)
- 1. Data input
- 2. Data storage
- 3. Data processing
- 4. Information output
Documents used to capture transaction data at its source.
Records of company data sent to an external party and then returned to the system as input. (Ex. Utility bill)
The collection of transaction data in machine-readable form at the time and place of origin. (Ex. ATMs)
Source data automation
A path that allows a transaction to be traced through a data processing system.
The item about which information is stored in a record. (Ex. Employee, inventory item, customer)
The characteristics of interest of an entity.
A group of related records.
Stores cumulative data about an organization.
A set of interrelated, centrally coordinated files.
4 different types of data processing activities. (CRUD)
- 1. Creating
- 2. Reading
- 3. Updating
- 4. Deleting
Periodically updating is referred to as...
Updating as each transaction occurs is done by...
online, real-time processing.
Used to provide the information needed to deal with problems and questions that need rapid action or answers.
A system that integrates all aspects of an organization's activities into on system.
ERP (Enterprise Resource Planning)
Journal used to record a large number of repetitive transactions.
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