1.01 Reliability and Integrity

Refers to how well a computer system works: if it functions as intended, or fails and crashed.

• Reliability

• Integrity

Systems where failure could cause injury or death

• Safety Breech

• Safety Critical System

Checks that data is actually correct

• Validation

• Verification

A collection of related data, stored in an organized manner so it can be retrieved

• Spreadsheet

• Documentation

• Database

Refers to the correctness of data

• Reliability

• Integrity

The process of ensuring that data is in the correct format for a particular field

• Validation

• Verification

Entered data can be compared with the original to confirm it is correct

• Verifying with the Data Subject

• Entering Data Twice

• Comparing with the Original Document

Error or mistake in a program.

• Pest

• Bug

• Virus

Actually entering in data more than once, which helps avoid typing mistakes

• Verifying with the Data Subject

• Entering Data Twice

• Comparing with the Original Document

Actually ask someone if the data entered is correct, like asking someone to verify their date of birth.

• Verifying with the Data Subject

• Entering Data Twice

• Comparing with the Original Document