He could either use the tab key to indent, if you want to make the ruler visible, you can go to the view tab and click the check mark next to show ruler.
The answer is Fourth-generation language (4GL). <span>Sql is an example of a 4GL category programming language. </span>SQL<span> is considered a Fourth-generation </span>language<span> (</span>4GL), whereas Java and C++ are third-generation languages<span> (3GLs). Fourth-generation </span>languages<span> are programming </span>languages<span> that are closer to human </span>language<span> than the high-level </span>languages<span> like Java.</span>