Registration for the Oracle Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Professional goes through the official channels listed here:

• Oracle University Certification Portal
• Pearson VUE Registration

One detail worth knowing before you book: the 1Z0-355 exam is delivered In-person at Pearson VUE test centers / Online proctored exam.

Yes — the free trial exists so customers can fully understand the system before buying. Download the sample 1Z0-355 practice questions at no cost, explore the interface, and check the verified answers yourself. 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.

The Oracle Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Professional blueprint is organized into 6 domains, led by JPA Entities and Mapping (22%), Entity Relationships (18%), and Entity Manager and Persistence Context (15%). The complete weighted syllabus appears above on this page — it is the checklist your preparation should be measured against.

You will face 64 questions within 135 minutes on the 1Z0-355 exam. The real exam pressure comes from that ratio — knowledge alone does not finish exams on time. Rehearse with the PassTorrent test engine's timed mode, repeat the same question sets until the answers consolidate, and pacing stops being a risk factor.

Valid Oracle Certified Professional, Java SE Programmer certification (any version)

Eligibility rules do get revised, so before booking, verify the current requirements on the official Oracle exam page.

Delivery takes effect immediately: download right after payment, with an email copy arriving within one minute. If 2 hours pass with no email, check spam and contact customer service — professional staff can remotely guide installation and use if needed. Downloads and simultaneous use are not limited, so every device you own can carry the material.

If you sit the 1Z0-355 exam within 60 days of purchase and do not pass, the PassTorrent money back guarantee covers you: 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 prefer to keep preparing, exchange the product for two free exam packages of equal value and retain the update service on your original purchase.

Oracle lists these training resources for the Oracle Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Professional:

• Java EE 6: Develop Database Applications with JPA

Courses build the framework; repeated practice consolidates it. Pair whichever resource you choose with 100 practice questions from PassTorrent and important knowledge points stay learned, not just seen.

The 1Z0-355 exam — full title Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Professional Exam — is Oracle's own certification test, and passing it awards the Oracle Certified Expert, Java Platform, Enterprise Edition 6 Java Persistence API Developer certification at the Expert level. The certificate is valuable precisely because it is demanding: it proves to employers that your skills survived a vendor-built examination. It also serves as a stepping stone toward Oracle Certified Professional, Java SE Programmer.

The passing score is 61%, and the official registration fee is USD 245. Note that the fee pays for a single attempt — a retake is charged at full price again, which is the expensive way to discover weak spots. The cheaper discovery method is self-testing: drill 100 practice questions at PassTorrent in timed mode until your scores clear the passing mark with room to spare, then register.