'Format check' diaporamas de présentation

System Development Lifecycle

System Development Lifecycle. Verification and Validation. Learning Objectives. Describe the need for the accurate input of data and the ways in which we can check that the data is correct. Analysis. Obsolescence. Information Collection. Identification. Maintenance. Implementation.

360 views • 22 slides

Databases

331 views • 14 slides

INFORMATION AND COMMUNICATION TECHNOLOGY !

202 views • 7 slides

Types of validation

Types of validation. By Paris Alderman . Range check. Checks that a value is in a given range. . Length check . Checks that a value has a certain maximum length. . Lookup check . Checks that data takes one of a set of predefined values . Presence check .

402 views • 6 slides