
Тест на знание БД

Quiz
•
Computers
•
University
•
Hard
Артём Барышев
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Для создания новой таблицы в существующей БД используют команду:
NEW TABLE
CREATE TABLE
MAKE TABLE
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Как расшифровывается SQL:
Structured query language
Strict question line
Strong queastion language
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Какое выражение используется для возврата только разных значений?
SELECT DISCINCT
SELECT DIFFERENT
SELECT UNIQUE
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
4. В запросе "SELECT name ___ Employees WHERE age ___ 35 AND 50" заполните пробелы которые возвращают имена работников, возраст которых от 35 до 50 лет
FROM
BETWEEN
INTO
IN
JOIN
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
5. Напишите команды позволяющие переименовать столбец LastName в Surname в таблице "Employees": ALTER TABLE Employees CHANGE Lastname Surname varchar(50)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Какая функция позволяет преобразовать все буквы в выбранном столбце в верхний регистр?
TOP
UPPER
UP
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. К какому результату приведет выполнение запроса DROP DATABASE Users?
Полное удаление базы данных "Users"
Блокировка на внесение изменений в базу данных "Users"
Удаление таблицы "Users" из текущей базы данных
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