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ICTPRG431Session 2 Introduction Database Management Systems Quiz

Authored by David Hunt

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ICTPRG431Session 2 Introduction Database Management Systems Quiz
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22 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does SQL stand for in database management systems?

Structured Query Language

Simple Query Language

Sequential Query Language

Standard Query Language

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which language is used for defining and manipulating data in a relational database?

Java

Python

SQL

C++

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of DDL in SQL?

To manipulate data

To define data structures

To enhance performance

To create backups

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of using SELECT, INSERT, UPDATE, and DELETE commands in SQL?

To modify the SQL software

To control user access and permissions

To manage data in a database

To configure network settings

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which SQL command is used to modify existing data within a table?

SELECT

INSERT

UPDATE

DELETE

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of key constraints in relational databases?

To link tables together

To ensure only valid data is entered into tables

To increase processing speed

To duplicate data for backup purposes

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of a primary key in a database?

To link two tables together

To uniquely identify a row in a table

To set default values for a column

To enforce data validation rules

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