John Pereless: As we all know the basics of software i.e. a
well written code or set of instructions that performs specific task as
intended in chunks of programs coded in certain language so called programming
language. John Pereless lifted above from the beginning era of programming
world. We’ve seen such zig-zag and on track scenario on system development life
cycle. We achieved a lot from the modern software age.
Software development
is associated with the computer programming, documenting the piece of code, and
testing involved in creating and maintaining applications and frameworks i.e.
platforms involved in a software release life cycle and resulting in a software
product. The term refers to a process of writing and maintaining the source
code, but in a broader sense of the term it includes all that is involved
between the conception of the desired software through to the final
manifestation of the software, ideally in a planned and structured process.
Therefore, software development may include some R & D to get new results
as an outcome, new development, prototyping, modification, reuse,
re-engineering, maintenance, or any other activities that result in software
products.
There are so many
reasons why we need to develop software and the most common is to simplifying
things and to save human labor hence in a result increase in productivity. We
can understand its importance via major organizations working for the welfare
of the society & research and development.
There are multiple
approaches to software development: some take a more structured, organized
engineering-based approach to developing business solutions & customization
is involved a lot in that, whereas others may take a more incremental approach,
where software evolves as it is developed piece-by-piece & step by step.
Most SDLC methodologies share some combination of the following stages of
software development:
- Analyzing the problem
This phase is
associated with identifying the problem and understanding the actual business
or product goal. Analysis of involved users, structure or prototype of product
for the business.
- Market research
This phase involves
market study for the product to be developed. Product scope, competitive market
etc are analyzed and created a market research report for further budget and
marketing mix analysis.
- Gathering requirements for the proposed business solution
In this phase,
software developer team ask for more information on business i.e. what will be
the business plan? How the business will function? What will be the business
logic [Revenue model etc] How the users will interact to the system? etc Once
all information is received, development team starts for the next phase which
is based on gathered information.
- Implementation (coding) of the software
This is very important
phase as it involves the software development programming methodology. System
is divided into various modules and programming is done for the individual
module by the programming team. Integration starts when module wise coding is
done.
- Testing the software
As we discussed above,
in testing all bugs are removed and the developed system is tested on various
parameters like speed, security, functioning, operating etc
- Deployment
When the system is
fully tested, approved by the development as well as the business client end,
it is deployed for making it available for the end users.
- Maintenance and bug fixing
As per John
Pereless, this is the last phase on all SDLC and software development
model. Maintenance and bug fixing is on going processes. The main goal of this
phase is to offer support services for technological and structured changes.
John Pereless NJ manages the pereless software and custom
application development!
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