OCP 1Z0-830 Java 21 Exam Prep

Name: OCP 1Z0-830 Java 21 Exam Prep
Author: RaRiRa

LiveRaRiRa32 apps · 19.4K installsEducationFreecom.certprep.javase21

Practice tests for Java SE 21 (1Z0-830) certification exam

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Total installs: 168
Installs / day: 0
Rating: —★
Released: 17 Feb 2026
Last update: 30 Aug 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

Shares data with third parties App activity, App info and performance, and Device or other IDs
Collects data App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
No way to ask for data deletion

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

4 in 1 group

0 Sensitive1 Notable3 Routine

OtherNotable4

Access to miscellaneous device features that don't fit other categories

Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

Prepare for the Java SE 21 Developer Certification (1Z0-830) with confidence! Java 21 1Z0-830 Practice Tests helps you master exam objectives with realistic mock exams, topic-wise tests, and detailed explanations. Whether you're preparing for your first attempt or retaking the certification, this app is designed to simulate the real exam environment and improve your score. 🚀 Features ✔ Full-length mock exams (50 questions, 90 minutes) ✔ Topic-wise practice tests ✔ Detailed explanations for every question ✔ Covers all 12 official exam objectives ✔ Multiple-choice & multi-select questions ✔ Clean and simple exam interface 📘 Covers Exam Objectives • Java fundamentals • Control flow • Object-oriented programming • Records, enums, sealed classes • Pattern matching • Exception handling • Generics and collections • Streams and functional interfaces • Modules • Concurrency basics Aligned with the latest Oracle Java SE 21 (1Z0-830) exam format. 🎯 Why Use This App? Designed specifically for 1Z0-830 Helps identify weak areas Improve time management Practice anywhere, anytime Start practicing today and boost your confidence for the Java SE 21 certification exam!

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