87 tough, architect-level Salesforce developer questions: Apex and LWC code snippets, test classes, Platform Events, Change Data Capture, the Stub API, and real-world scenarios. Instant explanations for every answer. Free, in your browser, no signup.
This is not a certification dump. Every question asks you to predict what the platform actually does: what a trigger sees under partial-success DML, what Test.startTest really resets, why a wire provisions before connectedCallback, what a platform event's SaveResult does and does not promise, or how a CDC subscriber survives a GAP_OVERFLOW. Wrong answers get a full explanation of why the tempting option fails, so every miss teaches something.
Question order and answer positions are shuffled on every run, so no two attempts look the same. Save any missed question to your notes with one click (or press N to jot your own), copy or download them when you are done: notes and your best score stay in this browser. Teams use the quiz to calibrate interview bars and to pressure-test senior developers before architecture reviews.
Cloudsheer builds on Salesforce and Agentforce every day. If the quiz surfaces gaps in your team, or you want the people who wrote it on your project, book a free 30-minute call, browse our free tools, or read the engineering deep-dives on the blog.