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Ace your official Java certification exams (Oracle Certified Associate: Java SE 8/11/17 Programmer I or Oracle Certified Professional: Programmer II) with this comprehensive 2025 study guide. This essential resource covers the core and advanced Java concepts tested: Java basics and class design, working with inheritance and interfaces, exception handling and assertions, Java API and fundamental classes, concurrency, generics, collections, and functional programming with Lambdas and Streams. Feat...

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17 páginas

Escrito en 2025/2026

Grado A+

davischemei

Prepare for the Oracle Certified Professional (OCP) Java SE 21 Developer (1Z0-830) and Java SE 17 Developer (1Z0-829) certification exams with this comprehensive study guide. Covering Java fundamentals, OOP, streams, lambda expressions, concurrency, and the Java I/O API, this resource helps developers master key concepts and score 100% on practice tests. Ace your Java credential and advance your career with proven study tools.

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4 páginas

Escrito en 2026/2027

Grado A+

longtidetech

The Java Certification Test refers to the professional credentialing exams offered by Oracle (and historically Sun Microsystems) that validate a developer's proficiency in the Java programming language and its APIs . The certification program has evolved through multiple Java versions, with the current active exams targeting Long Term Support (LTS) releases. The most recent flagship credential is the Oracle Certified Professional: Java SE 21 Developer (exam code 1Z0-830), which consists of 50...

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4 páginas

Escrito en 2026/2027

Grado A+

kenwacs

Prepare for the Oracle Certified Professional Java certification exam with this comprehensive 2026 study guide covering Java SE 17 (1Z0-829), Java SE 21 (1Z0-830), and Java SE 25 (1Z0-831). Master primitives, OOP, exception handling, streams, lambda expressions, modules, concurrency, and the latest LTS features through verified practice questions and detailed rationales. Includes exam format details (50 questions, 68% passing score, $245 fee) to help you score 100%.

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4 páginas

Escrito en 2026/2027

Grado A+

longtidetech

Java Certification exam study guide 2024 with complete solutions already graded A+

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14 páginas

Escrito en 2023/2024

Grado A+

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