Concept
A software bug is an error, flaw, or fault in a computer program or system that causes it to produce an incorrect or unexpected result, or to behave in unintended ways. Bugs can arise from mistakes made by developers during coding, design flaws, or even from external factors like hardware malfunctions or unexpected user inputs.
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Concept
Debugging is the process of identifying, analyzing, and fixing bugs or errors in software to ensure it runs correctly and efficiently. It involves a systematic approach to problem-solving, often requiring a deep understanding of the code and the environment in which it operates.
Concept
Software testing is a critical process in the software development lifecycle that involves evaluating and verifying that a software product or application does what it is supposed to do. It helps to identify bugs, ensure quality, and improve performance, ultimately leading to a reliable and user-friendly product.
Concept
Fault tolerance is the ability of a system to continue operating properly in the event of the failure of some of its components. It is achieved through redundancy, error detection, and recovery mechanisms, ensuring system reliability and availability despite hardware or software faults.
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Error handling is a crucial aspect of software development that involves anticipating, detecting, and resolving errors or exceptions that occur during a program's execution. Effective Error handling improves program stability and user experience by ensuring that errors are managed gracefully and do not lead to application crashes or data corruption.
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Version control is a system that manages changes to a set of files or codebase over time, allowing multiple users to collaborate efficiently. It enables tracking of revisions, facilitates branching and merging, and provides a historical record of changes, which is crucial for debugging and maintaining project integrity.
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Code review is a systematic examination of computer source code with the purpose of identifying bugs, improving code quality, and ensuring compliance with coding standards. It facilitates knowledge sharing among team members and enhances software maintainability by incorporating diverse perspectives and expertise.
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Regression testing is a type of software testing that ensures that recent code changes have not adversely affected existing functionalities. It involves re-running previously conducted tests to confirm that the software continues to perform as expected after updates or enhancements.
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Unit testing is a software development practice where individual components of a program are tested to ensure they perform as expected. It helps in identifying bugs early in the development process, improving code quality and simplifying future code maintenance.
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Integration testing is a level of software testing where individual units are combined and tested as a group to identify interface defects between modules. It ensures that different pieces of the application work together as expected, highlighting issues in the interaction between integrated components.
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Quality assurance is a systematic process aimed at ensuring a product or service meets specified requirements and customer expectations. It involves continuous evaluation and improvement of processes through planned and systematic activities to prevent defects and enhance quality.
Concept
A software malfunction occurs when a software application or system fails to perform its intended functions due to bugs, errors, or compatibility issues, potentially leading to system crashes or data loss. Understanding the root causes of these malfunctions is crucial for developers to implement effective debugging and testing strategies to ensure software reliability and performance.
Concept
A system crash occurs when a computer system unexpectedly stops functioning correctly or ceases operations entirely, often resulting from software errors, hardware malfunctions, or resource exhaustion. Understanding the causes and preventive measures is crucial for maintaining system stability and ensuring data integrity.
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