I occasionally find the need to try and work out what technology I used when, this page is a rather belated effort at capturing some of that information.

<p>It may not be correct and it certainly will not be complete!</p> <h2 id="timeline">Timeline</h2> <!-- raw HTML omitted --> <!-- raw HTML omitted --> <h2 id="to-do">To Do</h2> <ul> <li>Other work stuff: Directories (LDAP, X.500), PKI, etc.</li> </ul> <h2 id="links">Links</h2> <ul> <li><!-- raw HTML omitted -->Browser Timeline<!-- raw HTML omitted --> (Meyerweb, 1996-2011)</li> <li><!-- raw HTML omitted -->BBC News: 15 Years of the Web<!-- raw HTML omitted --> (1991-08-06)</li> <li><!-- raw HTML omitted -->Hobbes’ Internet Timeline<!-- raw HTML omitted --> (1993-2011)</li> <li><!-- raw HTML omitted -->The Evolution of the Web<!-- raw HTML omitted --> (Dynamic timeline of Internet standards)</li> <li><!-- raw HTML omitted -->SCO, Linux, and Microsoft in the History of OS: 1980s (Roughly Drafted Magazine)<!-- raw HTML omitted --> (2007-08-15)</li> </ul> <h2 id="related-stories-from-reghardware">Related stories (From RegHardware)</h2> <ul> <li><a href="http://www.reghardware.com/2012/10/01/compact_disc_is_30_years_old/" title="First commercial release 30 years ago today">Happy birthday, Compact Disc</a> <!-- raw HTML omitted -->(1 October 2012)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2012/09/21/jupiter_cantab_jupiter_ace_is_30_years_old/" title="Two Spectrum stars go Forth"><strong>Feature</strong> The Jupiter Ace is 30</a> <!-- raw HTML omitted -->(21 September 2012)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2012/08/01/the_dragon_32_is_30_years_old/" title="Fire starter"><strong>Feature</strong> The Dragon 32 is 30</a> <!-- raw HTML omitted -->(1 August 2012)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2012/07/02/newbury_labs_grundy_business_systems_newbrain_is_30_years_old/" title="The revolutionary product that came too late"><strong>Feature</strong> The Grundy NewBrain is 30</a> <!-- raw HTML omitted -->(2 July 2012)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2012/04/23/retro_week_sinclair_zx_spectrum_at_30/" title="The story of an historic micro"><strong>Retro Week</strong> Happy 30th Birthday, Sinclair ZX Spectrum</a> <!-- raw HTML omitted -->(23 April 2012)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2012/01/02/commodore_64_30_birthday/" title="The most successful 8-bit micro ever">The Commodore 64 is 30</a> <!-- raw HTML omitted -->(2 January 2012)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2011/11/30/bbc_micro_model_b_30th_anniversary/" title="The 8-bit 1980s dream machine">The BBC Micro turns 30</a> <!-- raw HTML omitted -->(30 November 2011)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2011/08/12/ibm_pc_30_anniversary/" title="On 12 August 1981, the world changed">The IBM PC is 30</a> <!-- raw HTML omitted -->(12 August 2011)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> <li><a href="http://www.reghardware.com/2011/07/27/ms_dos_turns_30/" title="Kudos to QDOS">Microsoft’s MS-DOS is 30 today</a> <!-- raw HTML omitted -->(27 July 2011)<!-- raw HTML omitted --> <!-- raw HTML omitted --></li> </ul>

Here are some of the terms, abbreviations and meanings that I come across regularly in the IT world. Some of these have specific meanings depending on the scope of use and I've listed the scope as well. _For example_, some terms come from the NHS world, others from *ITIL*, banking or elsewhere.

<table> <thead> <tr> <th>Name</th> <th>Abbr</th> <th>Meaning</th> <th>Scope</th> </tr> </thead> <tbody> <tr> <td>Accredited System</td> <td></td> <td>Means a third party product which has been accredited by NHS CFH for connection to the National Spine.</td> <td>NHS</td> </tr> <tr> <td>Accredited System Identifier</td> <td>ASID</td> <td><p>Means the unique identifier, in SDS, of an Accredited System.</p></td> <td>NHS</td> </tr> <tr> <td>Aggregate Data</td> <td></td> <td>Means data combined from several records containing totals rather than data attributable to an individual. Data are provided through analyses, statistical measures (e.g. mean, standard deviations), reports and summary tables. Aggregate data can be compiled from a number of sources including anonymised data from record level data.</td> <td>IT</td> </tr> <tr> <td>Authentication</td> <td></td> <td>Means the process of determining whether someone or something is, in fact, who or what it is declared to be.</td> <td></td> </tr> <tr> <td>Availability</td> <td></td> <td><p>Means the extent to which Component Systems are available during Service Hours.</p></td> <td>ITIL</td> </tr> <tr> <td>Business Continuity Plan</td> <td></td> <td>Means a documented set of procedures and information intended to deliver continuity of critical activities in the event of a disruption.</td> <td>ITIL</td> </tr> <tr> <td>Business Process Manual</td> <td></td> <td>Means the document or documents that collectively describe the Business Processes. </td> <td>ITIL</td> </tr> <tr> <td>Capacity Component Thresholds</td> <td></td> <td>Means the maximum prevailing agreed capacity of a Capacity Component, as agreed at the Effective Date, and potentially varied following the call-off of a Capacity Change Additional Service.</td> <td>ITIL</td> </tr> <tr> <td>Capacity Management</td> <td></td> <td>Means the Capacity Management discipline as described in ITIL. Capacity Management is responsible for ensuring that the capacity of the Contractor System matches the evolving demands of the business in the most cost-effective and timely manner. The process encompasses:<br /><br />- the monitoring of performance and throughput of the Services and the supporting Infrastructure components;<br />- undertaking tuning activities to make the most efficient use of existing resources;<br />- understanding the demands currently being made for IT resources and producing forecasts for future requirements <br />- influencing the demand for resource, perhaps in conjunction with Financial Management <br />- the production of a Capacity Plan.</td> <td>ITIL</td> </tr> <tr> <td>Certification Authority</td> <td>CA</td> <td>An entity that issues digital certificates for use by other parties. It is an example of a trusted third party. CAs are characteristic of many public key infrastructure (PKI) schemes.</td> <td>IT</td> </tr> <tr> <td>Change</td> <td></td> <td>Means any addition, modification or removal of anything that could have an effect on the Services or components thereof. To include, but not be limited to :<br />- Services<br />- Configuration Items<br />- Processes<br />- Documentation</td> <td>ITIL</td> </tr> <tr> <td>Change Advisory Board</td> <td>CAB</td> <td>Means a board with the role of advising the Change Manager in the assessment, prioritisation, scheduling, reviewing and acceptance of Changes.</td> <td>NHS</td> </tr> <tr> <td>Change Control Note</td> <td>CCN</td> <td>A document formally requesting a change from a contractor</td> <td>NHS</td> </tr> <tr> <td>Change Management</td> <td></td> <td>Means a process of controlling the lifecycle of all Changes to the infrastructure or any aspect of services, enabling approved Changes to be made with minimum disruption to the Service.</td> <td>ITIL</td> </tr> <tr> <td>Clinical Code</td> <td></td> <td>Means a value used to represent a particular clinical condition, treatment device or other clinical concept within a specific NHS Terminology.</td> <td>NHS</td> </tr> <tr> <td>Clinical Terms Version 3</td> <td></td> <td>Means a type of NHS Terminology that is used to describe particular clinical condition, treatment or device.</td> <td>NHS</td> </tr> <tr> <td>Common Assurance Process</td> <td></td> <td>Means the assurance regime operated by NHS CFH. The Authority will provide details upon request.</td> <td>NHS</td> </tr> <tr> <td>Complaint</td> <td></td> <td>Means an expression of dissatisfaction with the Services.</td> <td>ITIL</td> </tr> <tr> <td>Component Systems</td> <td></td> <td>Means an application, toolset or other component used to deliver the Services</td> <td>ITIL</td> </tr> <tr> <td>Configuration Item</td> <td></td> <td>Means a component of the Contractor Systems </td> <td>ITIL</td> </tr> <tr> <td>Configuration Management</td> <td></td> <td>Means the management of the Configuration Items of the Services, in accordance with ITIL best practice. </td> <td>ITIL</td> </tr> <tr> <td>Configuration Management Database</td> <td></td> <td>Means a database that contains all relevant details of each Configuration Item and details of the important relationships between Configuration Items.</td> <td>ITIL</td> </tr> <tr> <td>Configuration Management Plans</td> <td></td> <td>Means a document setting out the organisation and procedures for the Configuration Management of the Services.</td> <td>ITIL</td> </tr> <tr> <td>Configuration Manager</td> <td></td> <td>Means the Contractor Representative that is responsible for the Configuration Management of the Services.</td> <td>ITIL</td> </tr> <tr> <td>Contractor</td> <td></td> <td>An external organisation providing goods or services</td> <td>ITIL</td> </tr> </tbody> </table>