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Certifications/Oracle/Oracle 1Z0-1084-20
Oracle助理级☁️ 云计算

Oracle Cloud Infrastructure Developer 2020 Associate (1Z0-1084-20)

Oracle OCI developer certification covering cloud-native apps, API integration, developer tools, data services, observability, and security. Includes 60+ practice questions, a 105-minute exam format, and a $245 fee.

Start PracticeBrowse Learning Path
55
Questions per exam
60
Question bank total
105m
Exam Duration
65/100
Passing Score
$245
Exam Fee

At a glance

60 questions
Best forDevelopers building cloud-native applications on OCI, Cloud engineers and DevOps practitioners working with Oracle services
Prep pace4-6 weeks with experience
Course pack7 chapters · 30 hours
Learner signal0 enrolled · 0/5
Exam Guide
?
Bottom line · It depends

OCI Developer 认证在 Oracle 生态内有用（ERP Cloud、Fusion Middleware 项目），但和 AWS/Azure 开发者认证相比市场需求量小一个数量级。

What this certification covers

This page is structured for quick scanning first: exam format, fit, prep time, and the actual study scope.

Oracle Cloud Infrastructure Developer 2020 Associate (1Z0-1084-20) 验证在 OCI 上开发和部署云原生应用的能力。55 题 / 105 分钟，及格线 65%（约 36 题），费用 $245 USD。覆盖 OCI 核心服务（Compute/Networking/Storage/IAM）、容器服务（OKE - Oracle Kubernetes Engine）、Serverless（OCI Functions 基于 Fn Project）、API Gateway、Streaming、Events 和 DevOps（Terraform + Resource Manager）。

OCI 在全球云市场份额约 2-3%（Synergy Research 2025），远小于 AWS（32%）和 Azure（23%），但 Oracle 的杀手锏是 Autonomous Database 和 Oracle ERP Cloud/Fusion Apps — 这两个领域没有替代品。用 OCI 的企业几乎都是因为已经深度使用 Oracle 数据库或 Oracle ERP，不是因为 OCI 的 IaaS 比 AWS 好。

这张证适合的场景很明确：你在做 Oracle Cloud 项目（ERP Cloud 实施、Autonomous Database 开发、从 on-prem Oracle 迁移到 OCI），需要证明你不只会用 Oracle 数据库，还懂 OCI 的云原生服务。

You will work with

Oracle 技术数据库管理系统架构性能优化故障排除

After preparation

  • Prepare for the Oracle 1Z0-1084-20 exam with a structured study path
  • Build and integrate applications on OCI with more confidence
  • Use OCI developer tools, APIs, and data services in practical scenarios
  • Improve your fit for OCI developer and cloud engineering roles

Exam details

Exam Code
1Z0-1084-20
Provider
Oracle
Duration
105 minutes
Question Count
55 questions
Passing Score
65/100
Validity
0 years
Exam Fee
$245 USD
Question Types
Single choice, Multiple select
Languages
English, 日本語
Official Page
Open AWS page

Who should take it

Good fit

  • Developers building cloud-native applications on OCI
  • Cloud engineers and DevOps practitioners working with Oracle services
  • Implementation teams that integrate APIs, events, and data services
  • Oracle professionals moving from general cloud use into application development

Before you start

  • Basic programming knowledge is helpful
  • You should understand cloud and API concepts at a high level
  • Hands-on OCI experience makes the exam much easier
  • Some familiarity with containers or infrastructure as code is useful

Is it worth it? Career value

Salary ranges, target job titles, and the real career impact of holding Oracle 1Z0-1084-20.

澳洲
$100K-150KAUD
美国
$95K-145KUSD
中国
¥250K-450KCNY
OCI DeveloperOracle Cloud EngineerOracle ERP Technical ConsultantCloud Application Developer

OCI 相关岗位在澳洲的需求集中在 Oracle 合作伙伴（Accenture、Deloitte、DXC 的 Oracle Practice）和少数大企业的 Oracle 团队。薪资水平和 Oracle DBA/ERP 顾问相当，$100-150K AUD 区间。

这张证的独特价值在于 Oracle 生态的稀缺性 — 会 OCI 的人比会 AWS 的人少得多，竞争也小。如果你已经在 Oracle 技术栈里（DBA/PL-SQL/ERP），加一张 OCI 开发者认证能显著拓宽职业路径。

不适合的人群：没有 Oracle 技术背景想进云计算的人 — 直接考 AWS SAA-C03 或 AZ-104，市场需求大 10 倍以上。

Study preparation

With hands-on AWS

4-6 weeks

From scratch

8-10 weeks

Daily pace

1-2 hours/day

Learning path preview

7 chapters
1
1Z0-1084-20 Exam Overview and Study Plan
30 min
2
Cloud Native Application Development
60 min
3
API Management and Service Integration
70 min
4
OCI Developer Tools and SDKs
80 min
5
Data Services for Developers
90 min
6
Observability and Application Security
100 min
+ 1 more chapters inside the full path

Step-by-step preparation

A concrete week-by-week plan from past test-takers — not generic advice.

1

第一阶段：OCI 核心服务动手（2 周）

注册 OCI Free Tier（永久免费额度包含 2 个 AMD Compute、Autonomous Database、Object Storage）。走完官方 Get Started 教程：创建 VCN + Subnet、启动 Compute 实例、配置 Security List/NSG。理解 OCI 的 Compartment（资源隔离单元）和 IAM Policy 语法（Allow group X to manage Y in compartment Z）。

2

第二阶段：容器 + Serverless + API（2 周）

用 OKE 部署一个简单的 Docker 容器应用；用 OCI Functions（基于 Fn Project 开源框架）写一个 HTTP trigger function；配置 API Gateway 路由到 Function。理解 OCI Events + Notifications + Streaming 的事件驱动架构模式。

3

第三阶段：DevOps + 模考（2 周）

OCI Resource Manager（托管 Terraform）的 Stack 创建和 Plan/Apply 流程。OCI DevOps 服务的 Build Pipeline + Deployment Pipeline 配置。用 Oracle 官方 Practice Exam 和 Whizlabs OCI Developer 题库做模考，目标稳定 75%+。

Real test-taker experiences

What it actually took for real candidates to pass — prep time, scores, and lessons learned.

我在 on-prem 做了 6 年 Oracle 数据库，公司决定迁到 OCI。考试里 OKE 和 Functions 占了不少分，这两块我之前完全没碰过。建议 DBA 出身的人重点学容器和 Serverless，数据库相关的题反而简单。

Oracle DBA 转云78%
Oracle DBA 6 年 · 5 weeks prep

有 AWS 经验后学 OCI 很快 — 概念都能对应上（VCN ≈ VPC、Compartment ≈ Account/OU、OKE ≈ EKS）。最大的区别是 IAM Policy 语法完全不同，OCI 用自然语言式的 Policy Statement 而不是 JSON。这块考了 5-6 道。

AWS 转 OCI82%
云工程师 3 年 · 4 weeks prep

Certification comparison

Oracle 1Z0-1084-20Oracle 1Z0-1072-23Oracle 1Z0-932
ProviderOracleOracleOracle
Level助理级专业级助理级
Fee$245$245$245
Duration105 min120 min105 min
Questions per exam555560
Validity0 yrs0 yrs0 yrs

Study tips and common mistakes

💡

55 题 105 分钟，约 2 分钟/题，时间还算充裕。

💡

IAM Policy 语法是重中之重 — 记住格式 "Allow <subject> to <verb> <resource-type> in <location> where <conditions>"，至少考 5 题。

💡

OCI Free Tier 是最好的学习工具，所有考点都可以在 Free Tier 上实操验证。

⚠️

**Compartment 层级关系** — OCI 的资源隔离是通过 Compartment 树实现的，Policy 在 parent compartment 设置会继承到 child。很多人搞混 Compartment 和 Region 的关系（Compartment 是逻辑隔离，跨 Region 生效）。

⚠️

**Security List vs NSG** — Security List 作用于整个 Subnet，NSG 作用于单个 VNIC。考试经常问"最小权限原则下应该用哪个"，答案是 NSG。

⚠️

**OCI Functions 的冷启动** — OCI Functions 基于 Fn Project，冷启动时间比 AWS Lambda 长，考试会问如何优化（provisioned concurrency 概念）。

Frequently Asked Questions

If you plan to take Oracle 1Z0-1084-20, start with real practice.

60 questions, chapter-by-chapter learning, mock exams, wrong-question review, and AI tutor support live in the exam page.

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EXAM PREP

Oracle 1Z0-1084-20 Question Bank

Chapter-by-chapter learning + mock exams + AI tutor

60
Questions
7
Chapters
30h
Study
AI
Tutor
  • First 2 chapters free
  • Real exam format mock tests
  • AI-powered wrong answer review
  • Chapter progress tracking
From $29
Start Practice Now

Prep snapshot

Study chapters7
Practice questions60
Estimated hours30h

What is inside

  • 60+ practice questions focused on real OCI developer tasks
  • Coverage of containers, Functions, API Gateway, CLI, SDKs, and Terraform
  • Practical scenarios around events, streaming, and data services
  • Mock exam aligned to the official 105-minute format
  • Clear explanations that connect service choices to application design