Data & Data Analysis

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Data

Raw, unorganized, unstructured facts and figures, which may be in the form of numbers, letters, characters or images

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Information

The output after data has been processed, organized or structured, to convert it into something that is ready to visualize or analyse; it provides contexts for the data

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Knowledge

Meaning can be derived from information and applied to achieve a set goal

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Wisdom

The application of knowledge

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Metadata

A set of data that describes and gives information about other data

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Data mining

The process of findings pattern and correlation, as well as anomalies, within large sets of data.

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Data mining

The process of comparing two different sets of data with the aim of finding data about the same entity

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Primary data

Original data collected for the first time for a specific purpose

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Secondary data

Data that has been collected by someone else for a different purpose

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Relational database

A database that has more than one table (ERD)

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Data validation

Process of determining whether a particular piece of information falls within acceptable range of values for a given field

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Data verification

Performs a check of the current data to ensure that it is accurate, consistent and reflects its intended purpose

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Data visualisation

Process of converting large sets of data into charts, graph or other visual representations

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Encryption

Process of converting readable data into unreadable data to prevent unauthorized access.

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Secure Socket Layer (SSL)

Protocol developed for sending information securely over the internet by using an encrypted link between a web server and a browser.

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Transport Layer Security (TLS)

An improved version of SSL and is a protocol that provides security between client and server applications communicating over the internet

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Data masking

The process of replacing confidential data with functional fictitious data, ultimately anonymizing the data.

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Data Erasure

The destruction of data at the end of data life cycle

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Data deletion

The sending of the file to the recycle bin, which removes the file icon and pathway its location.

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Blockchain

A digital ledger of transaction that is duplicated and distributed across a network of compiler

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Big data (4V) volume, veracity (accuracy & quality)

Large volumes of data, which may be both structured or unstructured

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Real-time

Happening now or live

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Data privacy

The ability for individuals to control their personal information

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Data reliability

Data that is complete and accurate

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Data integrity

Trustworthiness of data when it has been compromised

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Cyberbullying

Bullying carried out online, such as on social media

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General Data Protection Regulation (GPDR)

Legislation designed to harmonize data privacy laws, across the EU