1. Quiz z poleceń SQL_DDL_DML_DQL

1. Quiz z poleceń SQL_DDL_DML_DQL

11th Grade

19 Qs

quiz-placeholder

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1. Quiz z poleceń SQL_DDL_DML_DQL

1. Quiz z poleceń SQL_DDL_DML_DQL

Assessment

Quiz

Information Technology (IT)

11th Grade

Easy

Created by

Agnieszka Rabenda

Used 9+ times

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Co robi następujące polecenie SQL?

CREATE TABLE Products (ProductID INT PRIMARY KEY, ProductName VARCHAR(50));

Wstawia nowy rekord do tabeli Products

Tworzy tabelę Products z kolumnami ProductID i ProductName

Usuwa tabelę Products

Aktualizuje nazwę kolumny w tabeli Products

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jakie polecenie usunie tabelę z bazy danych?

DELETE TABLE Users

DROP TABLE Users

REMOVE TABLE Users

TRUNCATE TABLE Users

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Które polecenie dodaje nową kolumnę do istniejącej tabeli?

ALTER TABLE Users ____ Age INT;

ADD

INSERT

MODIFY

CHANGE

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jakie polecenie służy do aktualizacji danych w tabeli?

UPDATE

MODIFY

CHANGE

ALTER

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Które polecenie wstawia nowy rekord do tabeli?

____ INTO Users (UserID, UserName) VALUES (1, 'Alice');

ADD

INSERT

UPDATE

SELECT

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Które polecenie SQL zwraca wszystkie rekordy z tabeli?

SELECT * FROM Employees ____;

WHERE

GROUP BY

ORDER BY

;

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Które zapytanie zwróci użytkowników starszych niż 30 lat?

SELECT * FROM Users WHERE Age > 30;

SELECT Users FROM Age WHERE Age > 30;

FETCH Users WHERE Age > 30;

GET Users OVER Age = 30;

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