How does a defendant respond to a summons for a civil suit in Orange County CA Superior Court?

In Orange County, CA, a defendant must respond to a summons for a civil suit by filing an answer or a motion within 30 days of being served. The response should be filed with the court and a copy served to the plaintiff. If the defendant fails to respond within this timeframe, the plaintiff may seek a default judgment. It's important for the defendant to adhere to court rules and deadlines to protect their rights.