Selenium is a popular open-source framework used to automate web apps for testing objectives. It permits the tester to write scripts in different programming languages like C#, Python, and Java. Understanding how Selenium functions is very important because it assists in developing efficient and robust testing scripts, which can decrease the effort and time needed for manual testing.
In addition, Selenium supports various platforms and browsers, making it a popular choice for automation testing. It can also connect with other frameworks and testing tools to enhance its functionality. This allows the teams to apply continuous testing and enhance complete software quality.
Introduction
According to a study conducted, 62.4% of the respondents preferred selenium over any other automation tool. This makes it a popular choice in the software testing industry. As a result, various selenium workers are required. If you are preparing for a selenium interview, here are some common questions that you must be able to answer. We have categorized your questions into five sections. Let’s have a look!
Basic Selenium Questions
What is Selenium?
It is an open-source tool used to automate web browsers.
What are the different types of Selenium tools?
· Selenium grid
· Selenium WebDriver
· Selenium IDE
What is meant by Selenium WebDriver?
It is a tool used to automate web browsers by making use of programming languages.
Selenium WebDriver Questions
How do you introduce a browser utilizing Selenium WebDriver?
You can introduce a browser instance and navigate to a URL, utilizing the WebDriver API.
What are some famous types of WebDriver implementation?
· SafariDriver
· InternetExplorer Driver
· Chrome Driver
· FirefoxDriver
How do you manage pop-ups and alerts in Selenium WebDriver?
Utilizing the Alert interface and switchTo() technique.
Advanced Selenium Questions
What is meant by POM?
POM stands for a page object model, it is a design pattern that develops an object repository for web elements.
How do you manage synchronization problems in Selenium?
These issues can be resolved by implementing explicit and implicit waits like ExpectedConditions and WebDriverWait.
What is meant by a Selenium Grid?
It is a tool utilized for distributed testing that permits you to assess on various browsers and machines.
Scenario-Based Questions
How to automate a login functionality incorporating selenium?
By incorporating the WebDriver API navigate to the login page, write credentials, and submit the form.
How would you manage a scenario where a web element does not appear on the page?
By incorporating explicit waits or assessing the visibility of the elements utilizing the isDisplayed() technique.
Best Practices and Methodologies
What are a few tips for writing Selenium tests?
Utilizing page object framework, Separating test logic from test data, and utilizing explicit waits.
How do you incorporate Selenium with other frameworks and tools?
Incorporating Maven, Frameworks like TestNG, plugins, and APIs.
Common Solutions and Challenges
How do you manage browser compatibility problems in Selenium?
By utilizing Selenium grid and implementing assessment on various versions and browsers.
How do you manage performance problems in Selenium?
By maximizing test code, utilizing headless browsers, and running assessments side by side.
Conclusion
After viewing the discussion above, it can be said that Selenium is a very powerful tool that is used to automate web browsers. People are finding experts who can effectively utilize it to automate assessment tasks. With an understanding of WebDriver, Selenium, and advanced topics like synchronization and page object model, you can raise your probability of excelling in a Selenium interview. In addition, being familiar with common challenges, techniques, and best practices and solutions; you will be able to stand out as a strong candidate.
Frequently Asked Questions (FAQs)
What is meant by selenium?
Selenium is a popular open-source framework used to automate web apps for testing objectives. It permits the tester to write scripts in different programming languages like C#, Python, and Java.
How to manage performance issues in Selenium?
By maximizing test code, utilizing headless browsers, and running assessments side by side.
How to automate login functionality in Selenium?
By incorporating the WebDriver API navigate to the login page, write credentials, and submit the form.
