MCQs on Handling Multiple Browser Windows Using Selenium Java
Which method is used to get the unique identifier of the current browser window in Selenium WebDriver?
a) driver.getWindowID()
b) driver.getWindowName()
c) driver.getWindowHandle()
d) driver.getWindowIdentifier()
Answer: c) driver.getWindowHandle()
What does the getWindowHandles() method return in Selenium WebDriver?
a) A string array of window names
b) A set of window handles
c) A list of window objects
d) An integer representing the number of windows
Answer: b) A set of window handles
To switch to a different window in Selenium, which method is used?
a) driver.switchTo().window()
b) driver.navigate().window()
c) driver.switchToWindow()
d) driver.switchWindow()
Answer: a) driver.switchTo().window()
Which of the following methods would you use to close all browser windows opened by the WebDriver?
a) driver.closeAllWindows()
b) driver.quit()
c) driver.close()
d) driver.shutdown()
Answer: b) driver.quit()
If you want to close the current browser window and keep other windows open, which method should you use?
a) driver.quit()
b) driver.close()
c) driver.closeCurrentWindow()
d) driver.closeWindow()
Answer: b) driver.close()
What is the purpose of the getWindowHandles() method in Selenium?
a) To get the title of all open windows
b) To get the handles of all open browser windows
c) To get the URLs of all open browser windows
d) To get the size of all open browser windows
Answer: b) To get the handles of all open browser windows
How do you switch back to the original window after switching to a new window in Selenium WebDriver?
a) Use driver.switchTo().defaultWindow()
b) Use the original window handle with driver.switchTo().window(originalWindowHandle)
c) Use driver.switchTo().previousWindow()
d) Use driver.switchTo().parentWindow()
Answer: b) Use the original window handle with driver.switchTo().window(originalWindowHandle)
Which of the following is true about the getWindowHandle() method in Selenium WebDriver?
a) It returns a list of window handles
b) It returns the handle of the current window as a string
c) It closes the current window
d) It switches to a different window
Answer: b) It returns the handle of the current window as a string
What will happen if you attempt to switch to a window that does not exist using driver.switchTo().window("invalidHandle")?
a) NoSuchWindowException will be thrown
b) NoSuchElementException will be thrown
c) NullPointerException will be thrown
d) The script will continue without any exception
Answer: a) NoSuchWindowException will be thrown
To handle multiple windows, which Java collection is commonly used to store window handles?
a) ArrayList<String>
b) HashSet<String>
c) LinkedList<String>
d) TreeSet<String>
Answer: b) HashSet<String>
When handling multiple windows, why is it essential to use getWindowHandles() instead of getWindowHandle()?
a) getWindowHandles() retrieves handles for all windows, while getWindowHandle() retrieves only the current window handle
b) getWindowHandles() closes all windows, while getWindowHandle() switches to a window
c) getWindowHandles() opens new windows, while getWindowHandle() deletes a window
d) getWindowHandles() retrieves window titles, while getWindowHandle() retrieves window URLs
Answer: a) getWindowHandles() retrieves handles for all windows, while getWindowHandle() retrieves only the current window handle
What is the best practice when switching between multiple browser windows?
a) Use hard-coded window handles
b) Store window handles in a set and iterate through them as needed
c) Switch randomly between windows
d) Refresh all windows before switching
Answer: b) Store window handles in a set and iterate through them as needed
If you need to handle a popup window in Selenium WebDriver, what should you do first?
a) Close the main window
b) Switch to the popup window using its window handle
c) Refresh the browser
d) Use driver.navigate().refresh()
Answer: b) Switch to the popup window using its window handle
How do you handle multiple windows if they have the same title?
a) Use the URL of the windows to differentiate them
b) Use the window index to switch between them
c) Use the window handle, which is always unique
d) Use driver.getWindowByTitle("title")
Answer: c) Use the window handle, which is always unique
What Selenium WebDriver method is used to maximize all open browser windows?
a) driver.manage().window().maximizeAll()
b) driver.switchTo().window().maximize()
c) Selenium WebDriver does not support maximizing all windows at once
d) driver.maximizeWindows()
Answer: c) Selenium WebDriver does not support maximizing all windows at once
In Selenium, how do you check if a particular window handle exists in the set of current window handles?
a) driver.getWindowHandles().contains("windowHandle")
b) driver.windowExists("windowHandle")
c) driver.switchTo().windowExists("windowHandle")
d) driver.hasWindow("windowHandle")
Answer: a) driver.getWindowHandles().contains("windowHandle")
What is a common use case for handling multiple browser windows in Selenium WebDriver?
a) Handling file downloads
b) Automating login processes
c) Switching between main application window and popup or child windows
d) Filling out forms in a single window
Answer: c) Switching between main application window and popup or child windows
How can you verify that you have successfully switched to a new window in Selenium WebDriver?
a) By checking the page title or URL of the new window
b) By checking the source code of the new window
c) By waiting for the window to close automatically
d) By using driver.windowIsOpen()
Answer: a) By checking the page title or URL of the new window
To switch to a window and perform operations without specifying a handle, what should you do?
a) Use driver.switchTo().window() with an index
b) Use JavaScript to directly access the window
c) Selenium does not support switching without a handle
d) Use driver.switchTo().anyWindow()
Answer: c) Selenium does not support switching without a handle
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