Explore certifications articles about oracle
1Z0-899 was Oracle's Java EE 6 Web Component Developer exam, covering servlets, JSP and the server-side web tier. Why servlet knowledge still explains Spring MVC, and how Java EE became Jakarta EE under the Eclipse Foundation.
1Z0-804 was the second exam in Oracle's Java SE 7 professional path, pairing with 1Z0-803 to produce the OCP Java SE 7 Programmer credential. What it covered, why Java 7 knowledge held up, and the Java 8 gap to close.
1Z0-591 was Oracle Business Intelligence (OBI) Foundation Suite 11g Essentials: 120 minutes, 63 percent passing score, 245 US dollars, per Oracle's own data. What OBIEE repository modelling involved, and why that skill maps onto modern semantic layers.
1Z0-460 was Oracle Linux 6 Implementation Essentials, confirmed by Oracle's own exam URL. What Oracle Linux is, why the Unbreakable Enterprise Kernel mattered, and the systemd-sized gap between Oracle Linux 6 and current releases.
1Z0-102 was Oracle WebLogic Server 11g: System Administration I, the associate-level exam in the WebLogic administration track. What the work involved, why WebLogic is still current, and how the track continued through 12c with 1Z0-133.
