PostgreSQL Quiz PostgreSQL Skill Assessment

Quizack provides PostgreSQL MCQ practice question answers in an interactive format.

PostgreSQL MCQ

Learn and practice your skills with our MCQ question answers to improve your knowledge. MCQs list

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PostgreSQL Online Quiz

Quizack 10 minutes test will assess your knowledge and give you comprehensive results along feedback.

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PostgreSQL PDF Download

Download Free PostgreSQL MCQ questions answers PDF to practice and learn while are offline.

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Used by 100s of Jobseekers and students

Used by 100s of Jobseekers and students

Focused questions for skill assessment

Focused questions for skill assessment

Premium questions with correct answers

Premium questions with correct answers

Related Skill Assessment

PostgreSQL Skill Assessment:

It is an open-source and free relational database management framework. It is considered the most consistent database management system. This database is being used as a data store for several web and mobile applications. 

Why is it better to consult the Quizack PostgreSQL tutorial?

Experts with enough practical knowledge have designed PostgreSQL quizzes based on the latest techniques and have done thorough digging for the sake of 100?curate answers. 
Ultimately, you are going to get the latest topics, accurate answers, awareness of tricky scenarios, and interactive sessions. 

Quizack PostgreSQL exam questions are based on:

SQL Transactions
SQL Statements
PostgreSQL MCQ questions
PostgreSQL query questions
PostgreSQL Commands
Relational Data Model

Looking to gear up your learning through interactive sessions?

“PostgreSQL Q&A” will prove to be nothing less than the real exam environment. We have elaborated this practice session with the latest questions and similar formatting style as in real PostgreSQL tests. You will find no limitations here as you will be free to browse questions and witness their answers side by side. 

“PostgreSQL Online Test” is a self-assessment tool. Yes, you got it right, you can judge your own skills through this virtual test. It will ask random questions and you will be required to answer them within a given time limit. In the end, you will be able to see all the right answers. 

Who can Join Quizack?

Aspiring to become PostgreSQL Database Administrator
Wish to be a PostgreSQL Database Developer
Looking to overcome the online IT or Freelance Skill Test
Want to go through PostgreSQL scenario-based interview questions

Free Sample Questions for PostgreSQL

WAL segment size is determined:

It is statically set within the source code.

By the administrator at runtime, or through the startup script.

By the wal_segment_size configuration parameter in postgresql.conf

By the configure script at compile time

Answer:
By the configure script at compile time

Which of the following statements will retrieve the number of values stored in an array column?


SELECT array_dims(products) FROM store_products;

SELECT products[] FROM store_products;

SELECT dimensions(products) FROM store_products;

SELECT array_dim(products) FROM store_products;

SELECT count(products) FROM store_products; 

Answer:
SELECT array_dims(products) FROM store_products;