Software Bug Vs Error. People widely say the bug is an informal name for the defect. An error in software or hardware that causes a program to malfunction.
Failure is the inability of a system or component to perform a required function according to its specifications. Bugs and flaws appear to both be specific types of defects. As I mentioned earlier there is a contradiction in the usage of Bug and Defect.
In this video we will understand what is the exact differences between the Bug Defect Fault Failure in software testing with real-time examples.
If testers find any mismatch in the applicationsystem in testing phase then they call it as Bug. A software failure occurs if the behavior of the. A software bug is an error in a program that causes it to behave in an unexpected way. Issue in the software or hardware that leads it to malfunction.