How can I automate clicking and choosing from dropdown menu and saving?

Question

There is a database of students about 200, I need to choose 2 items from dropdown and click on save button at the end. Doing manually takes about 5-6 sec. I want to know if it's possible to automate it? Screenshots below:

Then choosing 2 items:

Finally hit "save"button:

Answer 1

In selenium you could do it like this:

WebElement mySelectElement = driver.findElement(By.id("id of the dropdown"));
Select dropdown= new Select(mySelectElement);
dropdown.selectByIndex(2);//select it by index
driver.findElement(By.id("id of your button")).click();