Advertisement

Advertisement

Advertisement

12th Grade Database Quizzes, Questions & Answers

Think your child knows their 12th grade Database? Read more

Database Quizzes By Grade

9th Grade 10th Grade 11th Grade 12th Grade

Find More 12th Grade Subject Quizzes

Psychology Nervous System Insurance Cardiovascular System Neurology Reproductive System Literature Healthcare Pathogenic Microbiology Hypothesis Testing Neurophysiology Transport Mechanisms Circulatory System Enzymes Supply Chain

Popular Database Topics

SQL

MySQL

Oracle

Top Trending Database Quizzes

M&IB Devx - Database

M&IB Devx - Database

This is part of the DevX course assessment that will be taken by delegates before and after the programme.

Questions: 30 | Attempts: 142 | Last updated: Jul 9, 2024

Sample Question 1
The first normal form (1NF) ensures that?

All attributes of a table are dependent on the entire primary key

All attributes are atomic, i.e. there are no repeating groups of data

All integrity constraints are met

All foreign keys are identified

Sample Question 2
Which of the following describes a primary key?

A primary key uniquely identifies a row in a table

A primary key is the only key in that table

A primary key must always be a single column

Primary keys are not required in most databases

Sample Question 3
Which of the following statements best describes "isolated", the "I" in ACID?

Transactions complete in one complete unit of work, or not at all.

Databases limit the number of concurrent users.

A transaction's effect is not visible to another transaction.

Databases must use ANSI-compliant SQL

Advertisement