Selenium with Java 34 - Actions class sendkeys for removing the existing text method

Actions class sendkeys for removing the existing text method.
How to Clear text box content by using actions Sendkeys?

actions class sendKeys method:
sendKeys(CharSequence key)- Sends a sequence of keystrokes to the browser.
sendKeys(WebElement target, CharSequence key)- Sends a sequence of keystrokes to the specified element in the browser.

actions class keyDown method :
keyDown(CharSequence key)- Sends a modifier key down message to the browser.
keyDown(WebElement element, CharSequence Key)-
Sends a modifier key down message to the specified element in the browser.

actions class keyUp method :
keyUp(CharSequence key) -Sends a modifier key up message to the browser.
keyUp(WebElement element, CharSequence key)- Sends a modifier up down message to the specified element in the browser.

Possible Interview Questions on selenium sendkeys, keyup and keydown :
How to Clear text box content by using actions sendKeys ?
What is the differences between webelement sendkeys and actions sendkeys?

Code :
@Test
public void fillFormUsingSendkeys() throws InterruptedException
{
WebDriver driver = new FirefoxDriver();

Actions actions = new Actions(driver);
actions
.sendKeys("password1234" + Keys.TAB)
.sendKeys("password1234" + Keys.TAB)
.build()
.perform();

}