мова запитів SQL

Quiz
•
Computers
•
11th Grade
•
Medium
Наталія Кіндякова
Used 12+ times
FREE Resource
24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
За допомогою якого предікату можна вибрати унікальні записи, або унікальні комбінації записів?
DISTINCT
DESC
BETWEEN
ORDER BY
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
За допомогою якого оператора можна виконати групування даних?
ORDER BY
WHERE
GROUP BY
HAVING
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
За допомогою якого оператора можна перевірити виконання умови для згрупованих даних?
ORDER BY
WHERE
GROUP BY
HAVING
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
За допомогою якого оператора можна вибрати записи, що мають заповнені комірки в полі Доплата?
WHERE Доплата IN NULL
WHERE Доплата NOT IN
WHERE Доплата NOT IS NULL
WHERE Доплата=' '
WHERE Доплата <> ’%'
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
За допомогою якого оператора можна виконати сортування даних в полі Оклад за спаданням
WHERE Оклад DESC
ORDER BY Оклад DESC
ORDER BY Оклад АSC
ORDER BY Оклад DISTINCT
6.
MULTIPLE SELECT QUESTION
1 min • 2 pts
За допомогою якого оператора можна виконати сортування даних в полі Оклад за зростанням?
ORDER BY Оклад DESC
ORDER BY Оклад АSC
ORDER BY Оклад
GROOP BY Оклад
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
За допомогою якого оператора можна виконати сортування даних в полі Оклад за спаданням, та за зростанням в полі Дохід ?
ORDER BY Оклад DESC, Дохід
ORDER BY Оклад АSC, Дохід DESC
WHERE Оклад DESC, Дохід АSC
ORDER BY Оклад DISTINCT
ORDER BY Оклад DESC, Дохід АSC
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