Understanding what you should be able to do as a Salesforce solution architect
According to the Salesforce online documentation, the CTA candidate should meet a specific set of objectives that can be found at the following link: https://trailhead.salesforce.com/en/help?article=Salesforce-Certified-Technical-Architect-Exam-Guide&search=release+exam+schedule.
Let's have a closer look at each of these objectives.
Selecting the right combination of declarative and programmatic functionalities
It might sound simple, but you need to keep in mind that every suggestion you come up with as a part of your CTA review board solution should be clear and justified. The Salesforce core cloud comes with plenty of different capabilities and out-of-the-box functionalities.
While designing your solution, you should start considering configurable functionalities first. Then, transition to programmatic solutions only when the configurations fall short of meeting the desired functionality...