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+<span class="line"><span style="color:#F69D50;">A</span><span style="color:#F47067;">[</span><span style="color:#96D0FF;">You click on hyperlink</span><span style="color:#F47067;">]</span><span style="color:#ADBAC7;"> </span><span style="color:#F47067;">--&gt;</span><span style="color:#ADBAC7;"> </span><span style="color:#F69D50;">B</span><span style="color:#F47067;">[</span><span style="color:#96D0FF;">Web server ses HTTP to send copy of request to client</span><span style="color:#F47067;">]</span></span></code></pre><pre class="shiki github-light vp-code-light"><code><span class="line"><span style="color:#D73A49;">graph</span><span style="color:#24292E;"> </span><span style="color:#6F42C1;">LR</span></span>
+<span class="line"><span style="color:#E36209;">A</span><span style="color:#D73A49;">[</span><span style="color:#032F62;">You click on hyperlink</span><span style="color:#D73A49;">]</span><span style="color:#24292E;"> </span><span style="color:#D73A49;">--&gt;</span><span style="color:#24292E;"> </span><span style="color:#E36209;">B</span><span style="color:#D73A49;">[</span><span style="color:#032F62;">Web server ses HTTP to send copy of request to client</span><span style="color:#D73A49;">]</span></span></code></pre><div class="line-numbers-wrapper" aria-hidden="true"><span class="line-number">1</span><br><span class="line-number">2</span><br></div></div><h3 id="_10-3-hypertext-markup-language" tabindex="-1">10.3: Hypertext Markup Language <a class="header-anchor" href="#_10-3-hypertext-markup-language" aria-label="Permalink to &quot;10.3: Hypertext Markup Language&quot;">​</a></h3><ul><li>The principal programming language for browsers</li><li>Elements: HTML represented in the form of tags that are enclosed by brackets: <code>&lt;/&gt;</code></li><li><code>&lt;meta&gt;&lt;/meta&gt;</code>: Used to help search engines <ul><li>Will include info like web page&#39;s author, descriptions, and keywords</li><li>Called meta keywords or meta-words.</li></ul></li><li>Link element: <code>&lt;a href=&quot;www.youtube.com&quot;&gt;Youtube&lt;/a&gt;</code></li><li>Image element: <code>&lt;img src=&quot;meadow.gif&quot; alt=&quot;meadow&quot;&gt;&lt;/img&gt;</code></li><li>JavaScript: A client-side programming language used to build websites <ul><li>Requires a Java-enabled browser to work</li><li>Ex: Countdown timer</li></ul></li></ul><h3 id="_10-4-websites-styles-categories" tabindex="-1">10.4: Websites Styles &amp; Categories <a class="header-anchor" href="#_10-4-websites-styles-categories" aria-label="Permalink to &quot;10.4: Websites Styles &amp; Categories&quot;">​</a></h3><ul><li>Website categories: Personal, Commercial, Governmental, and <strong>intranet</strong><ul><li>Static Website (AKA Brochure websites): Content typically designed with HTML; never changes</li><li>Dynamic Websites: Generate web pages directly from the server depending on the context of the user <ul><li>Ex: Social Media</li><li>Much more difficult to program, but are much easier to maintain</li></ul></li></ul></li></ul><h3 id="_10-5-types-of-websites" tabindex="-1">10.5: Types of Websites <a class="header-anchor" href="#_10-5-types-of-websites" aria-label="Permalink to &quot;10.5: Types of Websites&quot;">​</a></h3><ul><li>Blog: An online diary, originally called a web-log</li><li>Content Website: typically dispense original content and often supported by advertising</li><li>Corporate Website: Distribute info about a business</li><li>Commerce Website (AKA E-Commerce site): to sell goods and services online</li><li>Search Engine Website: Offers general information and intended to be the entryway to other websites</li><li>Gaming Website: Typically, games unto themselves; require plug-ins like Adobe Flash, JavaScript, and ActiveX</li><li>News Websites: Specifically devoted to providing news and commentary</li><li>School Websites: Typically used by teachers, students, parents, and administrators.</li><li>Video-sharing websites: Allow users to upload videos for a wider audience <ul><li>Utilizes Users Datagram Protocol (UDP)</li></ul></li></ul><h3 id="_10-6-website-online-software" tabindex="-1">10.6: Website Online Software <a class="header-anchor" href="#_10-6-website-online-software" aria-label="Permalink to &quot;10.6: Website Online Software&quot;">​</a></h3><ul><li>HTML is not a powerful programming language</li><li>Fat Client: Provides rich functionality on the client side; independent of a central server <ul><li>Ex: Microsoft programs</li><li>Pros: More functionality, very powerful</li><li>Cons: Expensive. Requires additional software and set up, requires more processing power</li></ul></li><li>Thin Client: A client that depends on a server for computing processing <ul><li>Ex: Web browsers</li><li>Pros: Platform neutral, cheaper to maintain, better distribution of info</li><li>Cons: Not as powerful, less functionality, requires refreshing from the user</li></ul></li></ul><h3 id="_10-7-online-advertising" tabindex="-1">10.7: Online Advertising <a class="header-anchor" href="#_10-7-online-advertising" aria-label="Permalink to &quot;10.7: Online Advertising&quot;">​</a></h3><ul><li>Online Advertising: A form of sponsorship that uses the WWW for delivering business-marketing strategies</li><li>Examples: <ul><li>Search Engine Results</li><li>Native Advertising</li><li>Social Network Advertising</li><li>Banner advertisement</li></ul></li><li>Purchasing Online Advertising <ul><li>Cost Per Click (CPC)</li><li>Cost Per Thousand Impressions (CPM)</li><li>Cost Per Action (CPA)</li></ul></li></ul>`,16))])}const A=a(p,[["render",u]]);export{v as __pageData,A as default};

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+import{_ as o}from"./chunks/PageInfo.vue_vue_type_script_setup_true_lang.65c6b98c.js";import{_ as i,o as l,c as s,k as t,a as n,E as r,O as c}from"./chunks/framework.c989bd33.js";import"./chunks/commonjsHelpers.725317a4.js";const I=JSON.parse('{"title":"CIS105: Computer Applications & Information Systems Lect. 12","description":"","frontmatter":{},"headers":[],"relativePath":"academic/cis105/cis105-l12-lecture-note.md","filePath":"academic/cis105/cis105-l12-lecture-note.md","lastUpdated":1726417910000}'),d={name:"academic/cis105/cis105-l12-lecture-note.md"};function u(m,e,h,p,f,S){const a=o;return l(),s("div",null,[e[0]||(e[0]=t("h1",{id:"cis105-computer-applications-information-systems-lect-12",tabindex:"-1"},[n("CIS105: Computer Applications & Information Systems Lect. 12 "),t("a",{class:"header-anchor",href:"#cis105-computer-applications-information-systems-lect-12","aria-label":'Permalink to "CIS105: Computer Applications & Information Systems Lect. 12"'},"​")],-1)),r(a,{readTime:"1",words:"150"}),e[1]||(e[1]=c('<h2 id="chapter-12-introduction-to-sql" tabindex="-1">Chapter 12: Introduction to SQL <a class="header-anchor" href="#chapter-12-introduction-to-sql" aria-label="Permalink to &quot;Chapter 12: Introduction to SQL&quot;">​</a></h2><h3 id="_12-1-sql-getting-started" tabindex="-1">12.1: SQL Getting Started <a class="header-anchor" href="#_12-1-sql-getting-started" aria-label="Permalink to &quot;12.1: SQL Getting Started&quot;">​</a></h3><ul><li>Capture the data <ul><li>Point of Sale, Scanning, etc</li></ul></li><li>Get the data into a database <ul><li>Import from other systems</li><li>Direct input from forms</li></ul></li><li>Extract the data <ul><li>SQL</li></ul></li><li>Use the data <ul><li>Analysis systems</li><li>Reporting systems</li></ul></li><li>SQL: The language of relational databases <ul><li>Structured query Language</li></ul></li></ul><p>If you plan to analyze data for a business, there is a good chance it&#39;s stored in a data warehouse, and you will need to learn how to retrieve it yourself.</p><h3 id="_12-2-sql-statement" tabindex="-1">12.2: SQL Statement <a class="header-anchor" href="#_12-2-sql-statement" aria-label="Permalink to &quot;12.2: SQL Statement&quot;">​</a></h3><ul><li><code>SELECT</code>: What <strong>fields</strong> (column) you want <ul><li><code>fieldname</code>: If the name is used in only one table</li></ul></li><li><code>FROM</code>: What table or tables contain the fields</li><li><code>ORDER BY</code>: Sorting</li><li><code>DISTINCT</code>: Use after <code>SELECT</code> when you only want to show each vale of the selected field(s) once</li><li><code>LIMIT</code>: Use when you want to limit the number of records produced</li></ul>',6))])}const _=i(d,[["render",u]]);export{I as __pageData,_ as default};