<figure class="table" style="float:left;width:451.27559055118115pt;"><table><tbody><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">&nbsp;</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Black Box Testing</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">White Box Testing</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Definition</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">A testing type which is used to test the software without the knowledge of the internal structure of application or program.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">A testing method in which internal structure is known to the tester.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Alias</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Box testing, data-driven, functional testing</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Clear box testing, structural testing, code-based testing, glass box testing</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Usage</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Ideal for System Testing, Acceptance testing</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Ideal for Unit Testing, Integration testing</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Goal</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Main goal is to check what functionality of the system under test.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Main goal is to check the quality of the code.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Time</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Less time-consuming</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">More time-consuming</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Tested by</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Tested by developer, tester and the end user.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Tested by developers and tester.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Implementation knowledge</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Implementation knowledge is not required.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Implementation knowledge is required.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Programming knowledge&nbsp;</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Not required to perform.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Programming knowledge is required.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Basis for Test Cases</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Begin once the requirement specification document is ready.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Can begin once preparing for detail design document.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Automation</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Since the test and the programmer need each other, it is hard to automate.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Easy to automate.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Benefit</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Efficient for large code segments.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Allows you to get rid of the extra lines of code, which can lead to hidden bugs.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Method</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Trial and error method.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Data domain and internal boundary tests are possible.</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Algorithm test</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Not for algorithm testing</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Ideal for algorithm testing</td></tr><tr><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Code Access</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Not required for Black Box Testing.</td><td style="border:1pt solid #000000;padding:5pt;vertical-align:top;">Requires code access.&nbsp;</td></tr></tbody></table></figure>&nbsp;&nbsp; &nbsp;

<h2>References</h2><a href="https://www.softwaretestinghelp.com/black-box-vs-white-box-testing/">Software Testing Help - Black Box Testing vs White Box Testing</a><a href="https://www.softwaretestingclass.com/difference-between-black-box-testing-and-white-box-testing/">Software Testing Class - Difference Between Black Box Testing vs White Box Testing</a><a href="https://www.geeksforgeeks.org/differences-between-black-box-testing-vs-white-box-testing/">Geeks for Geeks - Difference Between Black Box Testing vs White Box Testing</a>

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This blog explain the similarities and differences between black box testing and white-box testing and their pros and cons.

Difference Between Black Box Testing and White Box Testing