Different types of defects in software development

Let us discuss types of defects in this article, defect or bug may occur in any stage during the software development.

Types of defects
Types of defects
  • Defects in requirements gathering leads to incomplete data and unreliable information.
  • Requirements gathering can be time consuming and exhausting, which can lead to incorrect information.
  • Improper requirements gathering can lead to incomplete or inaccurate products, which can impact the success of a project.

2. Defects in design

  • Correct coding standards are essential in software development
  • Proper methodologies are critical to producing high-quality software
  • Development teams must have a cohesive communication process
  • Poor code reviews can lead to unnecessary defects
  • Error handling and logging should be practiced throughout the development process

with at least 5 defects in coding in software development that you have come across.

  • Coding errors occur when a programmer makes an error while programming, typically in their code. These mistakes can be difficult to find, since they are hidden within the sequence of commands that make up the program.
  • Unchecked input can also lead to coding errors. This happens when data is entered into a program that isn’t properly checked for accuracy, which can then lead to faulty code operations and unexpected outcomes.
  • Runtime errors occur as a result of things going wrong during the running of a software program, such as improperly written or executed code, invalid dependencies, and failed system calls. These types of errors can cause systems to fail or abort unexpectedly, and often require manual intervention in order to locate and fix them.
  • Memory leaks are another common issue with coding, and typically manifest themselves as slowdowns or unexpected crashes due to excessive memory usage by an application. This occurs when inactive or deleted variables continue to consume resources even after they’re no longer needed, leading to an bloated application file size and performance issues for users.
  • Inadequate testing is one of the most common causes of software failures, and it usually manifests itself in two different ways: Errors in logic that don’t trigger automated tests because they’re not deemed critical; or buggy code that breaks when it’s run through automated testing tools. By identifying these problems early on, developers are better able to correct them before they cause serious damage to their programs or systems.

4. Defects in testing

  • defects in testing cause software defects
  • defects can be found during coding, development, and testing
  • failing to find defects early in the process can lead to higher costs and time delays
  • proper testing is essential for effective software development

5. Defects in documentation

in five points

  • Poor documentation leads to unclear and difficult to understand software code.
  • Improperly documented code can lead to developer error and frustration, and ultimately, poor quality code.
  • Poorly documented code can also lead to missed deadlines and increased cost of development.
  • An absence of good documentation also makes it more difficult for other team members to work with the codebase and renders the entire system less manageable and secure.
  • A well-documented codebase is a key component of successful software development and should be given the attention it deserves, both during development and afterwards as well, in order to ensure continued reliability and compatibility with future changes.

Below articles also can help you to provide overview on what is defect and what is defect life cycle.

  1. What is Bug in Software Development?
  2. What is defect in software development
  3. The Defect Life Cycle Explained
  4. Bug Life Cycle / What is Defect Life Cycle ?

We hope this article provided overview on types of defects.

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Author: Pallavi

Business Analyst , Functional Consultant, Provide Training on Business Analysis and SDLC Methodologies.

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