ICT: A Revision Guide for Standards VIII (Lessons 1-5) 2025-26
✨ Revision Worksheet – Class VIII
📘 Lesson 1: Some Advanced Technology in IT
Q1. What is Artificial Intelligence (AI)?
A1. AI is the technology that enables machines to think and act like humans, e.g., speech and face recognition.
Q2. What is Machine Learning?
A2. Machine Learning is a part of AI where computers learn from data and improve without explicit programming.
Q3. What is Virtual Reality (VR)?
A3. VR creates a 3D digital world where users can experience and interact using VR headsets.
Q4. What is Augmented Reality (AR)?
A4. AR overlays digital objects like text or images onto the real world using devices like phones or glasses.
Q5. What is the Internet of Things (IoT)?
A5. IoT connects devices (like smart TVs, watches) to the internet for data sharing and automation.
| Column A | Column B |
|---|---|
| 1. Artificial Intelligence | c. Machines that mimic human intelligence |
| 2. Machine Learning | d. Learns from data and improves itself |
| 3. Virtual Reality | e. Creates a 3D simulated environment |
| 4. Augmented Reality | a. Adds digital objects to real world |
| 5. Internet of Things | b. Devices connected through internet |
✨ Revision Worksheet – Class VIII
📘 Lesson 2: Introduction to Computer Memory System
Q1. What is computer memory?
A1. Computer memory is the storage space used to store data, instructions, and information.
Q2. What are the main types of memory?
A2. The main types are Primary Memory (RAM, ROM) and Secondary Memory (Hard Disk, CD/DVD, etc.).
Q3. What are the two main types of RAM?
A3. RAM is of two types: SRAM (Static RAM) and DRAM (Dynamic RAM).
Q4. What is ROM?
A4. ROM (Read Only Memory) is permanent memory that stores important system instructions.
Q5. Name any three secondary storage devices.
A5. Hard Disk, CD/DVD, and Magnetic Tape are examples of secondary storage devices.
| Column A | Column B |
|---|---|
| 1. RAM | b. Temporary working memory |
| 2. ROM | a. Permanent memory |
| 3. Hard Disk | d. Magnetic storage device |
| 4. CD/DVD | c. Optical storage device |
| 5. Magnetic Tape | e. Sequential access storage |
✨ Revision Worksheet – Class VIII
📘 Lesson 3: Introduction to HTML
Q1. What is HTML?
A1. HTML (HyperText Markup Language) is used to create and structure web pages.
Q2. What is the basic syntax of HTML?
A2. HTML uses tags enclosed in < >, such as <html>, <head>, <body>.
Q3. Give one advantage of HTML5.
A3. HTML5 supports audio, video, and modern web apps without extra plugins.
Q4. What is one disadvantage of HTML5?
A4. Some older browsers do not fully support HTML5 features.
Q5. What are HTML attributes?
A5. Attributes provide extra information about elements, e.g., <img src="image.jpg">.
Q6. What is the HTML5 Document Structure?
A6. It includes <!DOCTYPE html>, <html>, <head>, and <body> tags.
Q7. What is an HTML Comment?
A7. An HTML comment is written as <!-- comment --> and is not shown on the webpage.
| Column A | Column B |
|---|---|
| 1. HTML | c. Language for creating web pages |
| 2. HTML5 Document Structure | d. Uses <html>, <head>, <body> |
| 3. Attributes | a. Defines additional element info |
| 4. Syntax | b. Describes rules of writing code |
| 5. HTML Comment | e. Written as <!-- comment --> |
✨ Revision Worksheet – Class VIII
📘 Lesson 4: More on HTML
Q1. What are formatting tags in HTML5?
A1. Formatting tags are used to style text, such as bold, italic, underline, or highlight.
Q2. How do you add a title to a web page?
A2. The title is added inside the <title> tag within the <head> section.
Q3. How do you create a paragraph in HTML?
A3. A paragraph is created using the <p> tag.
Q4. How do you apply bold and italic tags in HTML?
A4. Bold text uses <b> or <strong> and italic text uses <i> or <em>.
Q5. What is the use of <sub> and <sup> tags?
A5. <sub> displays text as subscript and <sup> displays text as superscript.
| Column A | Column B |
|---|---|
| 1. <strong> | d. Bold/important text |
| 2. <i> | b. Italic text |
| 3. <del> | c. Deleted text (strike through) |
| 4. <ins> | a. Inserts text |
| 5. <mark> | e. Highlighted text |
✨ Revision Worksheet – Class VIII
📘 Lesson 5: Introduction to CSS
Q1. What is CSS syntax?
A1. CSS syntax consists of a selector and a declaration block, e.g., h1 { color: red; }.
Q2. How do you write a CSS comment?
A2. A CSS comment is written as /* comment */.
Q3. What are the three ways of implementing CSS?
A3. CSS can be implemented as Inline CSS, Internal CSS, or External CSS.
Q4. How is Inline CSS written?
A4. Inline CSS is written inside an HTML tag using the style attribute, e.g., <p style="color:blue;">.
Q5. What are CSS text properties?
A5. They include text color, background color, alignment, direction, decoration, and transformation.
Q6. What are CSS margins and border styles?
A6. CSS margins create space around elements, and border styles define the outline of an element (solid, dotted, dashed, etc.).
Q7. What are generic font families in CSS?
A7. Generic font families are groups of fonts like Serif, Sans-serif, and Monospace used for styling text.
Q8. What is the difference between Internal and External CSS?
A8. Internal CSS is written inside <style> tags in the HTML file, while External CSS is written in a separate .css file and linked using <link>.
| Column A | Column B |
|---|---|
| 1. Inline CSS | d. CSS written inside an element |
| 2. Internal CSS | b. CSS inside <style> in <head> |
| 3. External CSS | c. CSS in a separate .css file |
| 4. CSS Comment | a. /* This is a comment */ |
| 5. Text Decoration | e. Underline, overline, line-through |
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