Database Management System Quiz

Database Management System Quiz

University

14 Qs

quiz-placeholder

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Database Management System Quiz

Database Management System Quiz

Assessment

Quiz

Information Technology (IT)

University

Practice Problem

Hard

Created by

Aeron Ortega

Used 1+ times

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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does SQL stand for?

Standard Query Language

Simple Query Language

Structured Question Language

Structured Query Language

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which function calculates the average in SQL?

AVG()

MIN()

SUM()

COUNT()

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the COUNT() function do?

Calculates the sum

Finds the maximum value

Counts the number of rows

Calculates the average

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which function returns the first non-null value in a list?

CASE WHEN

COALESCE()

ABS()

NULLIF()

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the ROUND() function?

Raises a number to a power

Returns the absolute value

Rounds a number to a specified number of decimal places

Calculates the square root

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does CTE stand for in SQL?

Common Table Evaluation

Common Type Expression

Common Transaction Expression

Common Table Expression

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of backup only backs up the files that have changed since the last backup?

Differential Backup

Incremental Backup

Complete Backup

Full Backup

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