Infosys Junior Engineer - Quality Assurance Interview Questions and Answers

Abstraction in C# is the process of hiding the implementation details and showing only the necessary features of an object.

• Abstraction allows us to focus on what an object does rather than how it does it

• It helps in reducing complexity and improving maintainability of the code

• In C#, abstraction is achieved using abstract classes and interfaces

XPath is a language used for navigating through XML documents and selecting nodes based on their attributes or values.

• XPath stands for XML Path Language.

• It is used to navigate through elements and attributes in an XML document.

• There are two types of XPath: Absolute XPath and Relative XPath.

• Absolute XPath starts from the root node, denoted by a single forward slash (/).

• Relative XPath starts from the current node, denote

Yes, wait time can be changed during runtime by adjusting the code logic or configuration settings.

• Wait time can be changed by modifying the code to include dynamic wait times based on certain conditions.

• Configuration settings in the application or system can also be adjusted to change wait times.

• For example, in automated testing scripts, wait times can be adjusted based on the response time of the application being te

To handle windows in Selenium, you can use the switchTo() method to switch between windows.

• Use getWindowHandles() to get all window handles

• Use switchTo().window() to switch to a specific window handle

• Perform actions on the desired window

To handle a scroll bar, simply click and drag the scroll bar up or down to navigate through a webpage or document.

• Click on the scroll bar and drag it up or down to move through the content.

• Use the scroll wheel on your mouse to scroll up or down.

• On touch devices, swipe up or down on the screen to scroll.

• You can also use the arrow keys on your keyboard to scroll up or down.

To handle a popup window, you can use automation tools like Selenium WebDriver to locate and interact with the popup elements.

• Use Selenium WebDriver to switch to the popup window

• Identify and interact with elements on the popup window

• Perform necessary actions on the popup window

• Switch back to the main window after handling the popup

To open a new tab, you can use keyboard shortcuts or mouse clicks depending on the browser you are using.

• For most browsers, you can open a new tab by pressing Ctrl + T on your keyboard.

• Alternatively, you can right-click on a link and select 'Open link in new tab' from the context menu.

• You can also click on the '+' icon next to the existing tabs to open a new tab.

• Some browsers allow you to open a new tab by pressing Ctr