
Quiz o MySQLi
Quiz
•
Information Technology (IT)
•
Professional Development
•
Practice Problem
•
Medium
Łukasz Cyrulewski
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Która funkcja służy do nawiązania połączenia z bazą danych w stylu strukturalnym?
mysqli_query()
mysqli_connect()
connect_mysqli()
mysqli_open()
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jak wygląda poprawne połączenie z bazą danych w stylu obiektowym?
$conn = new mysqli('localhost', 'root', '','Nazwa_bazy' );
$conn = mysqli_connect('localhost', 'root', '','Nazwa_bazy');
$conn = connect('localhost', 'root','Nazwa_bazy');
$conn->connect('localhost', 'root', '','Nazwa_bazy');
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Co oznacza funkcja mysqli_query()?
Tworzy nową bazę danych
Służy do wysyłania zapytania SQL do bazy danych
Zamyka połączenie z bazą
Sprawdza istnienie bazy danych
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Który kod służy do sprawdzenia, czy połączenie z bazą danych się powiodło (styl obiektowy)?
if ($conn->connect_error)
if (connect_error())
if (!$conn)
if ($conn->error_connect)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jak wygląda zapytanie SELECT w stylu strukturalnym?
$conn->query("SELECT * FROM users");
query($conn, "SELECT * FROM users");
mysqli_query($conn, "SELECT * FROM users");
mysqli_select($conn, "users");
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jak pobrać jeden wiersz wyniku jako tablicę asocjacyjną w MySQLi (strukturalnie)?
mysqli_get_row_assoc($result)
fetch_assoc($result)
$row = mysqli_fetch_assoc($result);
$row = fetch_assoc($conn);
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Które z poniższych zamyka połączenie z bazą danych (strukturalnie)?
$conn->close();
close($conn);
mysqli_close($conn);
mysqli_shutdown($conn);
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