AWS Solutions Architect Associate level certification exam is tougher than fundamentals but not so as Professional level certifications of AWS. Because many test takers who failed the 1st time retook the associate level exam and found that its completely different this time, and subsequently it's changing every time you retake the exam, and it shows the depth you need to cover to crack the certification.
If you are aspiring to clear the AWS Solutions Architect certification, then check out the AWS certification course from Intellipaat. Also, watch our latest YouTube video on AWS Associate Architect Certification.