Update index.html
Browse files- index.html +341 -19
index.html
CHANGED
@@ -1,19 +1,341 @@
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<html>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Delta Lake Jeopardy</title>
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<style>
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body {
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+
font-family: Arial, sans-serif;
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+
display: flex;
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flex-direction: column;
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+
align-items: center;
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+
background-color: #f0f0f0;
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margin: 0;
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}
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h1 {
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color: #0078D4;
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}
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#game-board {
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display: grid;
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grid-template-columns: repeat(5, 1fr);
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grid-auto-rows: 100px;
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gap: 2px;
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margin: 20px 0;
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background-color: #000;
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border: 4px solid #000;
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}
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.category {
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background-color: #005a9e;
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color: #fff;
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font-weight: bold;
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display: flex;
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justify-content: center;
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align-items: center;
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text-align: center;
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font-size: 18px;
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border: 1px solid #000;
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}
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.card {
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background-color: #0078D4;
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color: #fff;
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display: flex;
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justify-content: center;
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align-items: center;
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font-size: 16px;
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font-weight: bold;
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cursor: pointer;
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border: 1px solid #000;
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text-align: center;
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transition: background-color 0.3s;
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}
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.card:hover {
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background-color: #005a9e;
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}
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.card.disabled {
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background-color: #cccccc;
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cursor: default;
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}
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#question-display {
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width: 80%;
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text-align: center;
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margin-bottom: 20px;
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}
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#score {
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font-size: 24px;
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font-weight: bold;
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color: #0078D4;
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}
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.answer-container {
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display: flex;
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justify-content: center;
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margin-top: 20px;
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}
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.answer-btn {
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margin: 5px;
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padding: 10px 15px;
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font-size: 18px;
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cursor: pointer;
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text-align: center;
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border: 2px solid #005a9e;
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border-radius: 5px;
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background-color: #0078D4;
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color: #fff;
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font-weight: bold;
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transition: background-color 0.3s, color 0.3s;
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}
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.answer-btn:hover {
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background-color: #005a9e;
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color: #f0f0f0;
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}
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.answer-btn.disabled {
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background-color: #cccccc;
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color: #666;
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cursor: not-allowed;
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}
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.feedback {
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margin-top: 10px;
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font-size: 18px;
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font-weight: bold;
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}
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</style>
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</head>
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<body>
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<h1>Delta Lake Jeopardy</h1>
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<p>
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<strong>Learn More:</strong>
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<a href="https://learn.microsoft.com/en-us/azure/databricks/delta/" target="_blank">Delta Lake Documentation</a>
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</p>
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<div id="game-board">
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<div class="category">Delta Lake Fundamentals</div>
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<div class="category">Getting Started & Basic Operations</div>
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<div class="category">Data Ingestion & Conversion</div>
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<div class="category">Table Management & Updates</div>
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<div class="category">Advanced Features & Optimization</div>
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</div>
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<div id="question-display"></div>
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<div id="score">Score: 0</div>
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<script>
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const categories = [
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"Delta Lake Fundamentals",
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"Getting Started & Basic Operations",
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"Data Ingestion & Conversion",
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"Table Management & Updates",
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"Advanced Features & Optimization"
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];
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const questions = [
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// Delta Lake Fundamentals
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[
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{
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q: "What is Delta Lake?",
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a: [
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"An optimized storage layer that extends Parquet files with ACID transactions and scalable metadata handling",
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"A proprietary database management system",
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135 |
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"A cloud-only file storage service"
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],
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correct: 0
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},
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{
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q: "Which feature is integral to Delta Lake for ensuring reliable data operations?",
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a: [
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"Simple file copy operations",
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"A file-based transaction log",
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"In-memory caching only"
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],
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correct: 1
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},
|
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{
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q: "Delta Lake is fully compatible with which API for big data processing?",
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a: [
|
151 |
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"Hadoop MapReduce API",
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"Flink DataStream API",
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"Apache Spark APIs"
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],
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correct: 2
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}
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],
|
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// Getting Started & Basic Operations
|
159 |
+
[
|
160 |
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{
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161 |
+
q: "On Azure Databricks, what is the default format for tables?",
|
162 |
+
a: [
|
163 |
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"Delta Lake",
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164 |
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"Parquet",
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165 |
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"CSV"
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166 |
+
],
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167 |
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correct: 0
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},
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169 |
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{
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q: "Which approach automatically gives you all Delta Lake benefits when saving data on Azure Databricks?",
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a: [
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"Manually setting table properties",
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"Saving data with default settings",
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"Using third-party ingestion tools"
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],
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correct: 1
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},
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{
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q: "Where can you find examples of basic Delta Lake operations like creating tables and updating data?",
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a: [
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"In Delta Lake API documentation",
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"In the Delta Transaction Log Protocol guide",
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"In the Delta Lake tutorial"
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],
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correct: 2
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}
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187 |
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],
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188 |
+
// Data Ingestion & Conversion
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[
|
190 |
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{
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191 |
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q: "Which product is mentioned as a way to accelerate loading data into a Delta Lake?",
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192 |
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a: [
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193 |
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"Delta Live Tables (DLT)",
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194 |
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"Delta Query Engine",
|
195 |
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"Delta Data Warehouse"
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196 |
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],
|
197 |
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correct: 0
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198 |
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},
|
199 |
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{
|
200 |
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q: "What is one method provided by Azure Databricks to convert Parquet or Iceberg data to Delta Lake?",
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201 |
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a: [
|
202 |
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"Automatic backup",
|
203 |
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"Incremental conversion",
|
204 |
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"Full manual migration"
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],
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correct: 1
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207 |
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},
|
208 |
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{
|
209 |
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q: "Which ingestion option is NOT listed as available for Delta Lake?",
|
210 |
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a: [
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211 |
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"COPY INTO",
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212 |
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"Auto Loader",
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213 |
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"Real-time SQL polling"
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214 |
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],
|
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correct: 2
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}
|
217 |
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],
|
218 |
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// Table Management & Updates
|
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[
|
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{
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q: "What operation does Delta Lake support to facilitate upserts into tables?",
|
222 |
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a: [
|
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"Merge",
|
224 |
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"Join",
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225 |
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"Union"
|
226 |
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],
|
227 |
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correct: 0
|
228 |
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},
|
229 |
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{
|
230 |
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q: "Which Delta Lake feature allows updating table schema without rewriting data?",
|
231 |
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a: [
|
232 |
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"Vacuum",
|
233 |
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"Manual or automatic schema updates",
|
234 |
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"Liquid clustering"
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],
|
236 |
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correct: 1
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},
|
238 |
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{
|
239 |
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q: "What functionality does Delta Lake provide to rename or delete columns without rewriting data?",
|
240 |
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a: [
|
241 |
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"Schema enforcement",
|
242 |
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"Selective overwrite",
|
243 |
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"Column mapping"
|
244 |
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],
|
245 |
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correct: 2
|
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}
|
247 |
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],
|
248 |
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// Advanced Features & Optimization
|
249 |
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[
|
250 |
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{
|
251 |
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q: "Which capability allows Delta Lake to support both batch and streaming operations with a single copy of data?",
|
252 |
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a: [
|
253 |
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"Tight integration with Structured Streaming",
|
254 |
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"In-memory data grids",
|
255 |
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"Dedicated streaming servers"
|
256 |
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],
|
257 |
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correct: 0
|
258 |
+
},
|
259 |
+
{
|
260 |
+
q: "How does Delta Lake enable querying previous versions of a table?",
|
261 |
+
a: [
|
262 |
+
"Through continuous data replication",
|
263 |
+
"Using the transaction log to review table history",
|
264 |
+
"Via external backup systems"
|
265 |
+
],
|
266 |
+
correct: 1
|
267 |
+
},
|
268 |
+
{
|
269 |
+
q: "What optimization technique in Delta Lake helps reduce the number of files scanned during a query?",
|
270 |
+
a: [
|
271 |
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"Index rebuilding",
|
272 |
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"Data caching",
|
273 |
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"Liquid clustering and data skipping"
|
274 |
+
],
|
275 |
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correct: 2
|
276 |
+
}
|
277 |
+
]
|
278 |
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];
|
279 |
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let score = 0;
|
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let totalCards = 15;
|
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let answeredCards = 0;
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const gameBoard = document.getElementById("game-board");
|
283 |
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const questionDisplay = document.getElementById("question-display");
|
284 |
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const scoreDisplay = document.getElementById("score");
|
285 |
+
function createBoard() {
|
286 |
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// Create 15 question cards (3 rows x 5 columns) appended after the category headers.
|
287 |
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for (let row = 0; row < 3; row++) {
|
288 |
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for (let col = 0; col < 5; col++) {
|
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const card = document.createElement("div");
|
290 |
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card.className = "card";
|
291 |
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card.textContent = `$${(row + 1) * 100}`;
|
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card.onclick = () => showQuestion(col, row, card);
|
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gameBoard.appendChild(card);
|
294 |
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}
|
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}
|
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}
|
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function showQuestion(category, difficulty, cardElement) {
|
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+
if (cardElement.classList.contains("disabled")) return;
|
299 |
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const question = questions[category][difficulty];
|
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const answerHtml = question.a
|
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.map(
|
302 |
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(answer, index) =>
|
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`<button class="answer-btn" onclick="checkAnswer(${category}, ${difficulty}, ${index})">${answer}</button>`
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)
|
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.join("");
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questionDisplay.innerHTML =
|
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`<h2>${categories[category]} for $${(difficulty + 1) * 100}</h2>
|
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<p>${question.q}</p>
|
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<div class="answer-container">${answerHtml}</div>`;
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cardElement.classList.add("disabled");
|
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cardElement.style.backgroundColor = "#cccccc";
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answeredCards++;
|
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}
|
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function checkAnswer(category, difficulty, selectedAnswer) {
|
315 |
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const question = questions[category][difficulty];
|
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const correctAnswer = question.a[question.correct];
|
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const isCorrect = selectedAnswer === question.correct;
|
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const value = (difficulty + 1) * 100;
|
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document.querySelectorAll(".answer-btn").forEach((btn) => {
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btn.disabled = true;
|
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btn.classList.add("disabled");
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});
|
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if (isCorrect) {
|
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score += value;
|
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questionDisplay.innerHTML += `<p class="feedback" style="color: green;">Correct! You earned $${value}.</p>`;
|
326 |
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} else {
|
327 |
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score -= value;
|
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questionDisplay.innerHTML += `<p class="feedback" style="color: red;">Wrong! You lost $${value}. The correct answer was: ${correctAnswer}</p>`;
|
329 |
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}
|
330 |
+
scoreDisplay.textContent = `Score: ${score}`;
|
331 |
+
if (answeredCards === totalCards) {
|
332 |
+
endGame();
|
333 |
+
}
|
334 |
+
}
|
335 |
+
function endGame() {
|
336 |
+
questionDisplay.innerHTML = `<h2>Game Over!</h2><p>Your final score is $${score}.</p>`;
|
337 |
+
}
|
338 |
+
createBoard();
|
339 |
+
</script>
|
340 |
+
</body>
|
341 |
+
</html>
|