Switch Command in Web Driver

Webdriver provide a switch command to navigate from one frame to another.
it is mostly used to frame-based container element in dynamic web pages
<frameset>
<frame id="abc">
<a href="">Home</a>
</frame>
<frame id="xyz">
<a href="">Home</a>
</frame>
</frameset>
Q) Create Script to click XYZ frame to home?
WebDriver driver = new ChromeDriver();
driver.switchTo("xyz");
driver.findElement(by.linkText("home").click();
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.firefox.FirefoxDriver;
public class SwitchToCommandExample {
public static void main(String[] args) {
System.setProperty("webdriver.chrome.driver","c:\\chromedriver.exe");
WebDriver fdriver = new ChromeDriver();
fdriver.get("http://demo.guru99.com/selenium/deprecated.html");
fdriver.switchTo().frame("classFrame");
fdriver.findElement(By.linkText("Deprecated")).click();
//fdriver.close();
}

}

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Switch with an alert box?
The alert box is used to show message we can switch to alert box using
driver.switchTo.alert().getText()  //get content of alert box
driver.switchTo.alert().accept()  //click to ok button
driver.switchTo.alert().cancel()  //click to cancel button
Create an automation script to click on the button and display alert text and click on the OK button?
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.chrome.ChromeDriver;
public class SwithToExampleForAlert {
public static void main(String[] args) {
System.setProperty("webdriver.chrome.driver","c:\\chromedriver.exe");
WebDriver fdriver = new ChromeDriver();
fdriver.get("http://output.jsbin.com/usidix/1");
fdriver.findElement(By.tagName("input")).click();
String s=fdriver.switchTo().alert().getText();
fdriver.switchTo().alert().accept();
System.out.print(s);
}
}