SeleniumWebdriver

  Check the below link for all Selenium Webdriver related posts:

• https://automationreinvented.blogspot.com/search/label/SeleniumWebdriver

In this post we will go through the MOST asked Top 5 selenium Interview questions:

1. What are the types of locators used to identify object?

ANS:

•     ID
•     Name
•     Class Name
•     Tag Name
•     Link Text & Partial Link Text
•     Link Text
•     CSS Selector
•     DOM (Document Object Model)
•     XPath

2. Difference between getwindowHandle and getwindowHandles ?

ANS:

driver.getWindowHandle() return a String of alphanumeric window handle and is mainly used to get the window handle of the current window.

driver.getWindowHandles() return a set of window handles and is mainly used to get the window handle of all the current windows.

3. How to handle popup and alerts in selenium?

ANS:  

Alert alert = driver.switchTo().alert();

alert.accept(); //it will click on "ok"
alert.dismiss();  //it will click on "cancel"

4. How to handle mouse and key board events using selenium?

 Keyboard Events Using Selenium Actions Class:

• sendKeys(keysToSend) : sends a series of keystrokes
• keyDown(theKey) : Sends a key press without release it. (example: Keys.ALT, Keys.SHIFT, or Keys.CONTROL)
• keyUp(theKey): Performs a key release

Mouse Events Using Selenium Actions Class:

• click ():  click on element
• 
  doubleClick (): Double clicks on Element
• 
  contextClick() : Performs a context-click (right click) 
• 
  clickAndHold(): Clicks at the present mouse location 
• 
  dragAndDrop(source, target): Invokes click-and-hold at the source location and moves to the location of the target element before releasing the mouse. source – element to grab, target – element to release
   
• dragAndDropBy(source, xOffset, yOffset) : Performs click-and-hold at the source location, shifts by a given offset, then frees the mouse. xOffset – to shift horizontally, yOffset – to shift vertically
   
• moveByOffset(x-offset, y-offset): Shifts the mouse from its current position (or 0,0) by the given offset. x-offset – Sets the horizontal offset (negative value – shifting the mouse to the left), y-offset – Sets the vertical offset (negative value – shifting the mouse to the up)
   
• moveToElement(toElement): It shifts the mouse to the center of the element
• 
  release(): Releases the depressed left mouse button at the existing mouse location

5. What are the functions most commonly used in xpath, describe any 5?

ANS: 

• Contains
• Sibling
• Ancestor
• And OR
• Parent
• Starts with
• XPath Axes
• Following
• Preceding