SQL 2 quiz

SQL 2 quiz

12th Grade

30 Qs

quiz-placeholder

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SQL 2 quiz

SQL 2 quiz

Assessment

Quiz

Computers

12th Grade

Practice Problem

Medium

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The database has a Courses table with the following columns: course id, course name, number of credits. Select which of the following constraints can be implemented for this table?

the number of credits can be from 1 to 6

books for each course should be available in the university library

course grades must range from 0 to 100%

courses must last 3 months

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The database has a Schedule table with the following columns: schedule_id, course_id, teacher_id, group_id, time, room, day_of_week. Select which of the following constraints can be implemented for this table?

lesson time can be from 08:00 to 22:00

lessons should be interesting

students must attend all lessons

after each lesson, students must complete homework

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Books table has the following columns: ISBN - unique code of the book edition, title of the book, author of the book, number of pages. Which of these columns can be the Primary key?

ISBN

title

author

pages

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A primary key for an entity is ..

unique attribute

any attribute

first row

type of relationship

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose the right order of the database design phases

Subject area analysis, Conceptual Design, Logical Design, Physical Design

Subject area analysis, Logical Design, Conceptual Design, Physical Design

Conceptual Design, Logical Design, Physical Design, Queries Implementation

Conceptual Design, Logical Design, Physical Design, DBMS Selection

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Database is a collection of ..

data

programs

modules

none of the given

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

DBMS stands for ...

Database Management System

None of the given

Database Basic Management System

Database Administrator System

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