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Web Designing and Social Media | Computer Operator Loksewa Preparation | Complete notes

Loksewa Preparation · Computer Operator

Web Designing & Social Media

HTML · CSS · CMS · RSS · Social Networking · E-Governance

📋 Topics Covered
Web Page & CMS HTML Structure HTML Tags CSS RSS Social Networking E-Governance

1. What is a Web Page?

A web page is a digital document displayed in a web browser. It can contain text, images, videos, and interactive elements. Web pages are built using three core technologies:

HTML
Defines the structure of the page
CSS
Adds design and layout styling
JavaScript
Makes the page interactive
Type Description Example
Static Fixed content, does not change dynamically Basic company website
Dynamic Content changes based on user interaction or database E-commerce sites, blogs

2. Content Management System (CMS)

A CMS is a software application that allows users to create, manage, and modify website content without needing to code.

Key Features:

  • Easy content editing (like MS Word)
  • Templates for consistent design
  • User management (admin, editor, author roles)
  • Media management (images, videos)
  • Built-in SEO tools
CMS Platform Best For
WordPressBlogs, business sites, e-commerce (most popular)
JoomlaFlexible sites (requires some technical knowledge)
DrupalLarge, highly customizable websites
ShopifyE-commerce stores
WixBeginners — drag-and-drop builder

3. HTML — Structure of a Web Page

An HTML document is saved with a .html extension and displayed in a browser.

<!DOCTYPE html>
<html>
  <head>
    <title>My First Webpage</title>
  </head>
  <body>
    <h1>Welcome to My Webpage</h1>
    <p>This is a simple webpage.</p>
  </body>
</html>
Tag Purpose
<!DOCTYPE html>Declares the document as HTML5
<html>Root element containing all HTML content
<head>Holds meta information, title, and styles
<title>Webpage title shown in browser tab
<body>Contains the visible content of the page

Common HTML Tags

Tag Use Example
<h1>–<h6>Headings<h1>Heading</h1>
<p>Paragraph<p>Text here</p>
<a>Hyperlink<a href="url">Link</a>
<img>Image<img src="img.jpg" alt="...">
<ul> / <ol>Lists<ul><li>Item</li></ul>
<table>Table<table>...</table>
<form>Form<form action="...">...</form>
<iframe>Embed external page<iframe src="url"></iframe>
<div>Block container / layout<div>...</div>

Text Formatting Tags

Tag Effect
<b>Bold text
<i>Italic text
<u>Underlined text
<br>Line break (no closing tag)
<hr>Horizontal divider line
<mark>Highlighted text

Form Input Elements

Element Description
<input type="text">Text input field
<input type="password">Password field
<input type="email">Email address field
<input type="radio">Radio button (single choice)
<input type="checkbox">Checkbox (multiple choices)
<select>Dropdown menu
<textarea>Multiline text input
<input type="submit">Submit button

4. Cascading Style Sheets (CSS)

CSS is used to style HTML elements and control the appearance of web pages.

Types of CSS

Inline CSS
style="color:blue;"
Applied directly inside an HTML tag
Internal CSS
<style> in <head>
Defined within the <style> tag inside <head>
External CSS
styles.css linked file
Separate .css file linked to the HTML page

CSS Selectors

Selector Description Example
*Selects all elements* { margin: 0; }
pSelects all <p> elementsp { color: blue; }
.classSelects elements with a class.box { background: yellow; }
#idSelects element with a specific ID#main { font-size: 20px; }
div > pSelects <p> inside <div>div > p { color: red; }

CSS Box Model

Margin — Space outside the border
Border — Surrounds the element
Padding — Space between content and border
Content — Actual content inside the box

Responsive Web Design

Responsive design ensures a website adapts to different screen sizes using CSS media queries.

@media screen and (max-width: 600px) {
  body { background-color: lightblue; }
}

5. RSS — Rich Site Summary

RSS is a web feed format that allows users to receive automatic updates from websites without visiting them manually.

How it works
Websites publish RSS feeds → Users subscribe via RSS readers → Reader auto-updates with new content
Benefits
Saves time by aggregating multiple sources in one place. Improves engagement and readership.

RSS feeds use XML format — the main tags used are: <rss>, <channel>, <title>, <link>, <description>, <item>

6. Social Networking

Social networking refers to using online platforms to connect with people, share content, and engage with communities.

Platform Primary Purpose
FacebookSocial interaction, news sharing, business promotion
Twitter (X)Short-form updates, discussions, trending topics
InstagramPhoto and video sharing platform
LinkedInProfessional networking and job searching
YouTubeVideo content creation and sharing
TikTokShort-form video sharing
RedditCommunity discussions and topic-based forums

Key Features of Social Media:

  • User-generated content (posts, videos, images, blogs)
  • Interactivity (likes, comments, shares, retweets)
  • Real-time updates (news, trends, announcements)
  • Networking and community building

Benefits of Social Networking:

  • Communication — Connect with friends and family
  • Marketing & Branding — Businesses promote products and services
  • Information Sharing — Quick access to news and updates
  • Community Building — Engage with groups sharing common interests

7. Social Media in Governance

Social media plays a vital role in governance by facilitating communication between governments and citizens, enhancing transparency, promoting citizen engagement, and enabling real-time information dissemination.

How Governments Use Social Media

Use Case Description Nepal Example
Public AwarenessSharing laws, policies, and announcementsMinistry of Health — health guidelines
Disaster ManagementReal-time updates during crisesEarthquake/flood alerts on Twitter
Citizen EngagementLive Q&A, polls, and surveysMayor using Facebook Live
E-GovernanceOnline service access and complaintsPassport Dept — online applications
Law EnforcementCrime alerts, safety tipsNepal Police on Facebook
RecruitmentJob vacancy announcementsLok Sewa Aayog (PSC) postings
Countering MisinformationClarifying fake news officiallyWHO Twitter during COVID-19
✅ Benefits
  • Transparency and government accountability
  • Accessible information from anywhere
  • Cost-effective compared to traditional media
  • Immediate communication on events
  • Encourages public participation
⚠️ Challenges
  • Fake news and misinformation
  • Cybersecurity risks and hacking
  • Digital divide (not all have access)
  • Privacy and data security concerns

8. Managing Social Media in Government

For effective use of social media in governance, proper planning and monitoring are essential.

1
Social Media Strategy — Define objectives, identify target audience, and choose appropriate platforms.
2
Account Management — Appoint a dedicated social media team; use tools like Hootsuite, Buffer, or Meta Business Suite for scheduling.
3
Content Creation — Post informative, visually appealing content; use infographics, videos, and live sessions.
4
Security & Privacy — Use two-factor authentication (2FA), assign access levels, and monitor for fake accounts.
5
Crisis Communication — Have a response plan for emergencies; collaborate with fact-checking organizations.
6
Analytics & Monitoring — Track engagement and reach using Facebook Insights, Twitter Analytics, and Google Analytics.
📚 Computer Operator Loksewa Preparation — Web Designing & Social Media Unit Complete

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