Quiz

public class quiz {
    public static void main(String[] args){
        Scanner input;
        String no = "2";
        String yes = "1";
        int begin = 0; 
        input =  new Scanner(System.in);
        System.out.println("Are you ready to start the quiz?");
        try {
            String startQuiz = input.nextLine();
            if (startQuiz == "yes"){
                System.out.println("ok lets start");
            } 
            if (startQuiz == "no"){
                System.out.println("too bad");
            } 
        } catch (Exception e) {  
            System.out.println("idk how you messed this up" + e);
        }

        input =  new Scanner(System.in);
        System.out.println("Question 1: Would the following result in true or false");
        System.out.println("(true)");
        try {
            boolean a = input.nextBoolean();
            if (a = true) {
                System.out.println("Congrats you got it right");
            } else {
                System.out.println("Sorry you got it wrong");
            }
        } catch (Exception e) {  
            System.out.println("idk how you messed this up" + e);
        }
        

    }

}
quiz.main(null)

Are you ready to start the quiz?
Question 1: Would the following result in true or false
(true)
Congrats you got it right