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About the test:

The PostgreSQL Online Test uses scenario-based MCQs to evaluate candidates on their knowledge of PostgreSQL, including their proficiency in SQL queries, database design, indexing, transactions, and stored procedures. The test aims to evaluate a candidate's ability to work with PostgreSQL databases effectively and develop applications that utilize PostgreSQL efficiently.

Covered skills:

  • 对象关联数据库
  • 支持SQL
  • 可扩展性
  • 数据库验证
See all covered skills

9 reasons why
9 reasons why

Adaface PostgreSQL在线测试 is the most accurate way to shortlist PostgreSQL Database Administrators



Reason #1

Tests for on-the-job skills

PostgreSQL在线评估测试由行业专家设计和验证,可帮助技术招聘人员和招聘经理评估候选人的PostgreSQL技能。顶级科技公司正在使用我们的PostgreSQL测试将候选时间筛查时间减少85%。

PostgreSQL测试屏幕候选以下技能:

  • 在多主机环境中安装和配置的安装和配置方面的经验
  • 能够有效编写数据库代码的能力,而不会损害数据质量,隐私或安全性。
  • 良好的性能调整技巧
  • 灾难恢复原则和实践的知识,包括计划,测试,备份/还原
Reason #2

No trick questions

no trick questions

Traditional assessment tools use trick questions and puzzles for the screening, which creates a lot of frustration among candidates about having to go through irrelevant screening assessments.

The main reason we started Adaface is that traditional pre-employment assessment platforms are not a fair way for companies to evaluate candidates. At Adaface, our mission is to help companies find great candidates by assessing on-the-job skills required for a role.

Why we started Adaface ->
Reason #3

Non-googleable questions

We have a very high focus on the quality of questions that test for on-the-job skills. Every question is non-googleable and we have a very high bar for the level of subject matter experts we onboard to create these questions. We have crawlers to check if any of the questions are leaked online. If/ when a question gets leaked, we get an alert. We change the question for you & let you know.

These are just a small sample from our library of 10,000+ questions. The actual questions on this PostgreSQL Online Test will be non-googleable.

🧐 Question

Easy

DROP SUM bar
Solve
What will the following PostgresSQL snippet below output?
 image

Medium

SCHEMA car far
Solve
What will the following PostgreSQL snippet output?
 image

Medium

Multi Select
Solve
Consider the following SQL table:
 image
How many rows does the following SQL query return?
 image

Easy

Select & IN
Solve
Consider the following SQL table:
 image
Which of the following SQL queries would return the year when neither a football or cricket winner was chosen?
 image

Medium

With, AVG & SUM
Solve
Consider the following SQL table:
 image
How many tuples does the following query return?
 image
🧐 Question🔧 Skill

Easy

DROP SUM bar
2 mins
PostgreSQL
Solve

Medium

SCHEMA car far
2 mins
PostgreSQL
Solve

Medium

Multi Select
2 mins
SQL
Solve

Easy

Select & IN
3 mins
SQL
Solve

Medium

With, AVG & SUM
2 mins
SQL
Solve
🧐 Question🔧 Skill💪 Difficulty⌛ Time
DROP SUM bar
PostgreSQL
Easy2 mins
Solve
SCHEMA car far
PostgreSQL
Medium2 mins
Solve
Multi Select
SQL
Medium2 mins
Solve
Select & IN
SQL
Easy3 mins
Solve
With, AVG & SUM
SQL
Medium2 mins
Solve
Reason #4

1200+ customers in 75 countries

customers in 75 countries
Brandon

借助Adaface,我们能够优化我们的初始筛查过程超过75%,从而为招聘经理和我们的人才获取团队提供了宝贵的时间!


Brandon Lee, 人的负责人, Love, Bonito

Reason #5

Designed for elimination, not selection

The most important thing while implementing the pre-employment PostgreSQL Online Test in your hiring process is that it is an elimination tool, not a selection tool. In other words: you want to use the test to eliminate the candidates who do poorly on the test, not to select the candidates who come out at the top. While they are super valuable, pre-employment tests do not paint the entire picture of a candidate’s abilities, knowledge, and motivations. Multiple easy questions are more predictive of a candidate's ability than fewer hard questions. Harder questions are often "trick" based questions, which do not provide any meaningful signal about the candidate's skillset.

Reason #6

1 click candidate invites

Email invites: You can send candidates an email invite to the PostgreSQL Online Test from your dashboard by entering their email address.

Public link: You can create a public link for each test that you can share with candidates.

API or integrations: You can invite candidates directly from your ATS by using our pre-built integrations with popular ATS systems or building a custom integration with your in-house ATS.

invite candidates
Reason #7

Detailed scorecards & comparative results

Reason #8

High completion rate

Adaface tests are conversational, low-stress, and take just 25-40 mins to complete.

This is why Adaface has the highest test-completion rate (86%), which is more than 2x better than traditional assessments.

test completion rate
Reason #9

Advanced Proctoring


关于PostgreSQL职位角色

PostgreSQL,也称为Postgres,是一种免费的开源关系数据库管理系统,强调可扩展性和SQL合规性。 PostgreSQL由于其稳定性而需要非常最小的努力。因此,如果您基于PostgreSQL开发应用程序,则与其他数据库管理系统相比,所有权的总成本很低。许多公司使用PostgreSQL建立了产品和解决方案。一些特色公司是Apple,Fujitsu,Red Hat,Cisco,Juniper Network等。

数以百万计的开发商和公司依靠PostgreSQL作为其首选的交易数据存储来推动应用程序健康和决策。由于对PostgreSQL数据库管理员的需求很高,许多软件工程师只需将其添加到简历/ CV中,但是当需要完成特定数据库和软件开发经验的更高级任务时,它们就会降低。 PostgreSQL在线测试旨在帮助您找到最合格的PostgreSQL专家。

PostgreSQL数据库管理员的典型职责可能涉及:

  • 以存储过程,脚本,查询,视图,触发器等的形式实现和维护数据库代码。
  • 日常模式更改和数据库维护
  • 与前端开发人员一起定义简单而强大的API
  • 与DBA和数据分析师合作,以确保准确记录数据库代码
  • 协助定义和实施数据库系统的维护计划

###该测试旨在滤除候选人的角色:

  • 数据库管理员
  • PostgreSQL开发人员
  • 系统管理员
  • DevOps工程师
  • 软件工程师

What roles can I use the PostgreSQL Online Test for?

  • PostgreSQL Database Administrator
  • PostgreSQL Database Developer

What topics are covered in the PostgreSQL在线测试?

对象关联数据库
可扩展性
支持SQL
数据库验证
灵活的API
程序语言
MVCC
客户端服务器
沃尔
SQL基础知识
创建表
枚举
优化
分组
外国钥匙
删除
排名函数
存在
JSON
订购
时间类型
分区
无效的
堆表
钥匙
选择
加入
令牌
交易
数据库模式
询问
指数
创造
服务器
喜欢
性能调整
Singapore government logo

招聘经理认为,通过小组访谈中他们提出的技术问题,他们能够分辨哪些候选人的得分更好,并且与未得分的人有区别。他们是 非常满意 随着候选人的质量入围了Adaface筛选。


85%
减少筛查时间

FAQs

我可以将多个技能结合在一起,为一个自定义评估吗?

是的,一点没错。自定义评估是根据您的职位描述进行的,并将包括有关您指定的所有必备技能的问题。

您是否有任何反交换或策略功能?

我们具有以下反交易功能:

  • 不可解决的问题
  • IP策略
  • Web Protoring
  • 网络摄像头Proctoring
  • 窃检测
  • 安全浏览器

阅读有关[Proctoring功能](https://www.adaface.com/proctoring)的更多信息。

如何解释考试成绩?

要记住的主要问题是评估是消除工具,而不是选择工具。优化了技能评估,以帮助您消除在技术上没有资格担任该角色的候选人,它没有进行优化以帮助您找到该角色的最佳候选人。因此,使用评估的理想方法是确定阈值分数(通常为55%,我们为您提供基准测试),并邀请所有在下一轮面试中得分高于门槛的候选人。

我可以使用该测试的经验水平?

每个ADAFACE评估都是为您的职位描述/理想候选角色定制的(我们的主题专家将从我们的10000多个问题的图书馆中选择正确的问题)。可以为任何经验级别定制此评估。

每个候选人都会得到同样的问题吗?

是的,这使您比较候选人变得容易得多。 MCQ问题的选项和问题顺序是随机的。我们有[抗欺骗/策略](https://www.adaface.com/proctoring)功能。在我们的企业计划中,我们还可以选择使用类似难度级别的问题创建多个版本的相同评估。

我是候选人。我可以尝试练习测试吗?

不,不幸的是,我们目前不支持实践测试。但是,您可以使用我们的[示例问题](https://www.adaface.com/questions)进行练习。

使用此测试的成本是多少?

您可以查看我们的[定价计划](https://www.adaface.com/pricing/)。

我可以免费试用吗?

我刚刚搬到了一个付费计划。我如何要求自定义评估?

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