Selenium Automation Testing

Selenium is an open-source tool that automates web application testing across numerous platforms such as Windows, Mac, and Linux. With Selenium, you can perform web testing against some of the popular browsers like Chrome, Firefox, Opera, Microsoft Edge, etc. It also supports various programming languages like Python, C#, Ruby, PERL, Java, etc.

Enhanced test automation with Selenium WebDriver and pytest | by Opcito  Technologies | Medium
the architecture of a Selenium WebDriver
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QA

Port Number

Notable well-known port numbers NumberAssignment20File Transfer Protocol (FTP) Data Transfer21File Transfer Protocol (FTP) Command Control22Secure Shell (SSH) Secure Login23Telnet remote login service, unencrypted text messages25Simple Mail Transfer Protocol (SMTP) email delivery53Domain Name System (DNS) service67, 68Dynamic...
QA,Web App

Test Case Design

1. Specification-Based or Black-Box techniques Boundary Value Analysis (BVA)Equivalence Partitioning (EP)Decision Table TestingState Transition Diagrams 2. Experience-Based techniques Error GuessingExploratory Testing 3. Structure-Based or White-Box techniques