
Язык SQL
Quiz
•
Computers
•
University
•
Medium
Used 97+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
SQL - это ...
язык запросов
язык структурированных запросов
язык программирования баз данных
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Эта операция позволяет получить объединение двух или более таблиц или запросов...
SELECT
UNION
HAVING
ORDER BY
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Этот оператор позволяет производить изменения сразу во всех полях таблицы
UPDATE
INSERT
WHERE
SELECT
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Этот оператор позволяет удалять записи из таблиц ...
UPDATE
VALUES
DELETE
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Для исключения повторяющихся записей и получения множества уникальных записей используется...
DISTINCT
INNER JOIN
CONSTRAINT
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Для сортировки по возрастанию используется следующая конструкция:
GROUP BY имя_поля DESC
ORDER BY имя_поля DESC
ORDER BY имя_поля ASC
GROUP BY имя_поля ASC
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Условие запроса может быть прописано после оператора...
WHERE
WHY
SELECT
INNER JOIN
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