Define Parallel Conversion Method
Parallel Conversion Method Definition

Software and Applications (non-game) | Computer Terminology

Feb 01, 2014 Parallel adoption is a method of hardware or software migration that involves using the existing and new systems simultaneously until the implementation is judged to be complete and satisfactory. During the transition, users work with both systems. Disadvantages of Parallel Systems. As with MMP, it is likely that two classes of representatives will be created. Also, Parallel systems do not guarantee overall proportionality, and some parties may still be shut out of representation despite winning substantial numbers of votes.

'Direct', 'Parallel', 'Phased', 'Pilot'.

Parallelconversion

Parallel conversion involves keeping the old system runningalongside the new system for the first couple of weeks or monthsafter the introduction of the new system. This means that anyproblems with the new system will not affect the continuation ofthe business. The problem with parallel implementation is that itcosts more to run both systems and it also means data has to beentered twice which takes more time and is liable to errors.

Directconversion

This involves taking the old system offline and putting the newsystem online within a day or over a weekend or holiday period.This is cheap but also quick, allowing the new features to be putto use immediately. However if there is a problem with the newsystem there isn't anything to fall back on.

Pilot conversion

A pilot conversion involves using the new system in only a smallsection of the company, for example a single department, branch oroffice. This allows any bugs to be found without a large effect onthe company as a whole.

Phasedconversion

This involves taking offline parts of the old system and replacingthem with the corresponding parts of the new system. The actuallyconversion from the old parts of the system to the new parts may beeither parallel or direct. This provides a compromise betweenparallel and direct conversion.

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The old and new systems are doing the same processing and operating side by side

Parallel running is a strategy for system implementation where a new system slowly assumes the roles of the older system while both systems operate simultaneously.^[1]^[2] This conversion takes place as the technology of the old system is outdated so a new system is needed to be installed to replace the old one.^[3] After a period of time, when the system is proved to be working correctly, the old system will be removed completely and users will depend solely on the new system. The phrase parallel running can refer to the process of changing a fragment of business information technology operation to a new system or to the technique applied by the human resources departments in which the existing staff stay on board during the transition to a new staff.^[4]

Overview[edit]

The new system needs to be implemented once it has been built and tested so that it is carrying out the jobs well according to the objectives. This involves a few initial steps which are:^[2]^[5]

ensuring the correct hardware and software have been prepared; any additional hardware and software are prepared and stored until they are implemented. Before setting up the hardware and software, they need to be checked for errors
arranging training of staff in using the new system; This includes those who will operate the new system and those who will support others in the initial phases of implementation such as Network Administrator and managers.
inputting data; Data need to be input to the data files in the new system either manually or by downloading them from the old system.

To implement the new system, a parallel running strategy can be applied in which the new system is run alongside the old system for a specified time. Parallel running is different from the term parallel processing. There are also other possible strategies that can be used for implementation of the new system. https://browndealer.amebaownd.com/posts/19130651. All of the implementation strategies come with their own advantages and disadvantages. So, it depends on the requirement of the organisation to choose which implementation strategy they want to apply.

Parallel Conversion Method