Examen Développeur Web
et Web Mobile : 200 questions.

text-align: center;

function direBonjour() {
console.log("Bonjour");
}

SELECT * FROM products WHERE price < 50;

transition: color 0.3s ease;

<img src="image.jpg" alt="Description de l'image">

border: 2px solid red;

alert("Bonjour !");

font-weight: bold;

<form>
<input type="text" name="username">
</form>

INSERT INTO users (name, email) VALUES ('Jean', 'jean@example.com');

typeof variable === 'number';

border-radius: 10px;

let array = [1, 2, 3];
for (let item of array) {
console.log(item);
}

SELECT COUNT(*) FROM users;

align-items: center;

let personne = {
nom: "Jean",
age: 30
};

SELECT * FROM users WHERE email LIKE '%@gmail.com';

box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);

<ol>
<li>Premier</li>
<li>Deuxième</li>
</ol>

position: fixed;
top: 0;

let texte = "bonjour";
texte.toUpperCase(); // "BONJOUR"

<button>Cliquer</button>

justify-content: center;

UPDATE users SET age = 31 WHERE id = 1;

:hover {
color: blue;
}

Math.floor(Math.random() * 10) + 1;

SELECT * FROM users ORDER BY name ASC;

typeof variable !== 'undefined';

<a href="https://example.com">Visiter</a>

text-align: right;

SELECT * FROM users INNER JOIN orders ON users.id = orders.user_id;

@media (max-width: 600px) {
.element {
display: none;
}
}

let fruits = ["pomme", "banane", "orange"];

SELECT user_id, COUNT(*) FROM orders GROUP BY user_id;

div {
margin: 0 auto;
width: 100px;
}

<select>
<option value="1">Option 1</option>
<option value="2">Option 2</option>
</select>

@keyframes rotate {
from { transform: rotate(0deg); }
to { transform: rotate(360deg); }
}
.element {
animation: rotate 2s infinite;
}

let texte = "bonjour";
texte.split("").reverse().join(""); // "ruejnob"

<input type="checkbox" name="option">

background: linear-gradient(to right, blue, red);

DELETE FROM users WHERE active = 0;

pointer-events: none;

let tableau = [1, 2];
tableau.unshift(0); // [0, 1, 2]

transform: scale(1.2);

SELECT * FROM users LIMIT 5;

let texte = "Bonjour monde";
texte.startsWith("Bonjour"); // true

<a href="https://example.com" target="_blank">Visiter</a>

filter: blur(5px);

SELECT * FROM users LEFT JOIN orders ON users.id = orders.user_id WHERE orders.id IS NULL;

@import url('https://fonts.googleapis.com/css2?family=Inter');
body {
font-family: 'Inter', sans-serif;
}

Array.isArray(variable);

SELECT * FROM products WHERE stock = 0;

font-style: italic;

<video controls>
<source src="video.mp4" type="video/mp4">
</video>

user-select: none;

let texte = "Bonjour monde";
texte.replace("monde", "univers"); // "Bonjour univers"

<textarea rows="4" cols="50"></textarea>

transition: all 0.3s ease;

SELECT user_id, COUNT(*) FROM orders GROUP BY user_id HAVING COUNT(*) > 2;

background-color: yellow;

let texte = "";
texte.length === 0; // true

cursor: pointer;

SELECT * FROM users WHERE created_at > '2023-01-01';

let texte = "Bonjour";
texte.slice(0, 3); // "Bon"

<table>
<tr>
<th>Colonne 1</th>
<th>Colonne 2</th>
</tr>
<tr>
<td>Donnée 1</td>
<td>Donnée 2</td>
</tr>
</table>

padding-left: 10px;

SELECT * FROM products WHERE price BETWEEN 10 AND 50;