
Oracle ПЗ-7
Authored by Азамат Кальпебаев
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какая агрегатная функция используется для вычисления средней зарплаты в таблице?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой оператор используется для группировки данных в SQL?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой SQL-запрос используется для нахождения максимальной зарплаты среди сотрудников?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой SQL-запрос вернёт минимальную, максимальную и среднюю зарплату для каждой должности?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какую функцию использовать для объединения имени и фамилии в одно поле?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какая функция позволяет узнать количество символов в строке?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какая SQL-функция используется для поиска позиции символа в строке?
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