

Untitled Lesson
Presentation
•
Mathematics
•
11th Grade
•
Medium
Sherkhan Umurzak
Used 1+ times
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1 Slide • 11 Questions
1
By Sherkhan Umurzak
2
Multiple Choice
Укажите ключевое поле в таблице "Автомобили", содержащей пять полей: "Марка", "Модель", "Год выпуска", "Номерной знак", "Владелец".
A) Модель
B) Номерной знак
C) Год выпуска
D) Марка
3
Multiple Choice
Рассмотрим таблицу students, содержащую следующие данные:
Какой из столбцов наиболее подходит для использования в качестве первичного ключа?
A) first_name
B) last_name
C) student_id
D) birth_date
4
Fill in the Blanks
Сколько строк соответствует данному запросу?
5
Fill in the Blanks
Что выведет данный запрос:
SELECT MIN(Возраст)
From students_score
6
Fill in the Blanks
Что выведет данный запрос:
Type answer...
7
Multiple Choice
Есть таблица Students что вернет данный запрос:
A) age | SUM(id)
-------------
16 | 27
17 | 22
B) age | SUM(id)
-------------
16 | 37
17 | 22
C) age | SUM(id)
-------------
16 | 37
17 | 22
18 | 10
19 | 15
D) age | SUM(id)
-------------
16 | 17
17 | 19
8
Multiple Choice
Что выведет данная задача
A)| category | sum(quantity * price) |
|--------------|------------------------|
| Electronics | 1900 |
| Clothing | 300 |
B) | category | sum(quantity * price) |
|--------------|------------------------|
| Electronics | 1900 |
C) | category | sum(quantity * price) |
|--------------|------------------------|
| (Пусто) | (Пусто) |
D) | category | sum(quantity * price) |
|--------------|------------------------|
| Electronics | 1000 |
| Clothing | 1000 |
9
Multiple Choice
Какой SQL-код добавит запись студента в таблицу students со следующими данными:
student_id: 1
first_name: "John"
last_name: "Doe"
enrollment_date: "2023-09-01"
10
Multiple Choice
Что выведет этот запрос?
A) Phone 600, Tablet 300, Monitor 200
B) Laptop 1000, Phone 600, Tablet 300
C) Phone 600, Tablet 300, Keyboard 50
D) Tablet 300, Monitor 200, Keyboard 50
11
Multiple Choice
Что выведет этот запрос?
A) Alice 5000, Charlie 3500, Alice 4500
B) Alice 5000, Alice 4500, Charlie 3500
C) Alice 5000, Alice 4500, Bob 4000, Charlie 3500
D) Alice 5000, Alice 4500
12
Multiple Choice
Что выведет этот запрос?
A) IT 17500, Sales 8500, Projects 70000
B) IT 17500, Sales 8500, Marketing 9500, Projects 70000
C) IT 17500, Projects 70000
D) HR 3000, Sales 8500, Projects 70000
IT 17500
By Sherkhan Umurzak
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