The 310-027 exam — officially the SUN CERTIFIED DEVELOPER FOR J2SE — is SUN's certification exam for professionals who work with its technologies, and passing it awards the SCJD certification at the Professional level. Vendor-issued credentials like this one remain among the clearest signals of skill a resume can carry. It also connects naturally to Sun Certified Programmer for Java 2 (SCJP) as a next step.

Yes — Lead2Passed offers a free PDF demo of the 310-027 practice questions so you can inspect the question quality and verified answers before paying anything. Once you purchase, 365 days of free updates are included, and if the product expires, the update service renews at a 50% discount from your member zone.

Passing the 310-027 exam requires Approximately 90% (assignment and essay combined, historical requirement), and the official registration fee is USD 250 (historical, may vary by region). That fee buys a single attempt — a retake is charged at full price again. The smart sequence is to rehearse first: cycle through 5 practice questions at Lead2Passed under timed conditions until your scores clear the passing mark with margin, then book.

The SUN CERTIFIED DEVELOPER FOR J2SE blueprint comprises 7 domains, led by File I/O and Persistence, Networking, and Documentation and Code Quality. The complete weighted syllabus is in the section above — accurate preparation starts with knowing exactly what the exam weights most.

Candidate must hold the Sun Certified Programmer for Java 2 (SCJP) certification before achieving the Sun Certified Developer for J2SE certification.

Vendor criteria evolve, so before you schedule anything, verify the latest requirements on the official SUN exam page.

Delivery first: download immediately after payment, with an email copy arriving within one minute. If 2 hours pass with no email, check spam and contact our support team. You can install the software on as many computers as you need — no device limit.

If you take the 310-027 exam within 60 days of purchase and do not pass, the Lead2Passed money back guarantee applies: file within 2 days of the exam with a scanned enrollment slip and the official score report (PDF), and the claim is processed within 7 days. The candidate name must match the payer name; the policy excludes exams taken within 3 days of purchase, purchases never used in an actual exam attempt, free materials, and expired orders. If you would rather keep preparing, exchange the product for two free exam packages of equal value and keep the update service on your original purchase.

Expect Programming assignment + essay exam questions inside 300 minutes on the 310-027 exam. The clock is the quiet examiner: knowing the content is not enough if pacing fails you. Rehearse with the Lead2Passed Windows software or online engine in timed mode — the smooth, stable interface means nothing technical distracts you while you build your rhythm.