Line breaks and horizontal rules in HTML - Cheat Sheet & Quick Revision

Recall & Review

beginner

What HTML tag is used to create a line break?

The <br> tag is used to insert a line break in HTML. It forces the text to continue on the next line.

beginner

What does the <hr> tag do in HTML?

The <hr> tag creates a horizontal rule, which is a horizontal line used to separate content visually.

beginner

Is the <br> tag self-closing or does it need a closing tag?

The <br> tag is self-closing, meaning it does not need a separate closing tag like </br>.

beginner

Can you use multiple <br> tags to add extra space between lines?

Yes, you can use multiple <br> tags in a row to add extra line breaks and create more vertical space.

beginner

What is a good real-life example of when to use <hr> in a webpage?

Use <hr> to separate sections of content, like dividing an article into parts or separating a header from the main content, similar to drawing a line on paper to separate ideas.

Which tag inserts a line break in HTML?

A <line>

B <hr>

C <break>

D <br>

The <br> tag creates a line break. The others do not.

What does the <hr> tag create?

A A paragraph

B A horizontal line

C A line break

D A vertical line

The <hr> tag creates a horizontal rule, which is a horizontal line.

Is the <br> tag a self-closing tag?

A No

B Only in XHTML

C Yes

D Only in HTML4

In HTML5, <br> is self-closing and does not need a closing tag.

Which tag would you use to separate two sections of content visually?

A <hr>

B <br>

C <div>

D <span>

<hr> creates a visible horizontal line to separate content.

How can you add extra vertical space between lines?

A Use multiple <code>&lt;br&gt;</code> tags

B Use multiple <code>&lt;hr&gt;</code> tags

C Use <code>&lt;line&gt;</code> tags

D Use <code>&lt;break&gt;</code> tags

Multiple <br> tags add extra line breaks and vertical space.

Explain how to use <br> and <hr> tags in HTML and when to use each.

Think about breaking lines vs separating sections.

Describe the visual effect of <br> and <hr> tags on a webpage.

Imagine reading a book or article.

Practice

1. What does the <br> tag do in HTML?

easy

A. It makes text bold.

B. It adds a line break inside text.

C. It creates a horizontal line across the page.

D. It inserts an image.

Solution

1. Step 1: Understand the purpose of <br>

   The <br> tag is used to break a line and continue text on the next line.

2. Step 2: Compare with other tags

   The <hr> tag creates a horizontal line, not a line break. Bold text uses <strong> or <b> tags. Images use <img> tag.

3. Final Answer:

   It adds a line break inside text. -> Option B

4. Quick Check:

   <br> = line break [OK]

Hint: Remember: <br> breaks line, <hr> draws line [OK]

Common Mistakes:

• Confusing <br> with <hr>
• Thinking <br> makes text bold
• Using <br> to insert images

2. Which of the following is the correct syntax to add a horizontal rule in HTML?

easy

A.

B. <hl>

C. <line>

D.

Solution

1. Step 1: Identify the tag for horizontal rule

   The correct tag to add a horizontal line is <hr>.

2. Step 2: Check other options

   <br> adds a line break, <line> and <hl> are not valid HTML tags.

3. Final Answer:

   <hr> -> Option D

4. Quick Check:

   <hr> = horizontal rule [OK]

Hint: Use <hr> for horizontal lines, not <br> [OK]

Common Mistakes:

• Using <br> instead of <hr>
• Typing invalid tags like <line> or <hl>
• Forgetting <hr> is self-closing

3. What will the following HTML code display?

<p>Hello<br>World<hr><p>Goodbye</p>

medium

A. Hello and World on the same line, then a horizontal line, then Goodbye below.

B. Hello and World on the same line, no horizontal line, then Goodbye below.

C. Hello and World on separate lines, then a horizontal line, then Goodbye below.

D. Hello and World on separate lines, no horizontal line, then Goodbye below.

Solution

1. Step 1: Analyze <br> effect

   The <br> tag breaks the line between "Hello" and "World", so they appear on separate lines.

2. Step 2: Analyze <hr> effect

   The <hr> tag adds a horizontal line below "World" before the next paragraph "Goodbye".

3. Final Answer:

   Hello and World on separate lines, then a horizontal line, then Goodbye below. -> Option C

4. Quick Check:

   <br> = line break, <hr> = horizontal line [OK]

Hint: <br> breaks line, <hr> draws line below [OK]

Common Mistakes:

• Thinking <br> keeps text on same line
• Ignoring the horizontal line from <hr>
• Confusing paragraph tags with line breaks

4. Find the error in this HTML snippet:

<p>Line one<br><hr>Line two</p>

medium

A. Using <hr> inside a <p> tag is invalid HTML.

B. <br> tag is missing a closing tag.

C. <hr> should be written as <hr/> to work.

D. <p> tag should be closed before <br>.

Solution

1. Step 1: Check tag nesting rules

   The <hr> tag is a block-level element and should not be inside a <p> tag, which is for text paragraphs.

2. Step 2: Validate other tags

   <br> is self-closing and does not need a closing tag. <hr> can be written as <hr> or <hr/> in HTML5. <p> can contain <br> but not <hr>.

3. Final Answer:

   Using <hr> inside a <p> tag is invalid HTML. -> Option A

4. Quick Check:

   <hr> not allowed inside <p> [OK]

Hint: Block tags like <hr> can't go inside <p> [OK]

Common Mistakes:

• Thinking <br> needs closing tag
• Believing <hr> must be self-closed
• Ignoring tag nesting rules

5. You want to separate two paragraphs with a visible line and also add a blank line between them. Which HTML code achieves this correctly?

hard

A. First paragraph.Second paragraph.

B. First paragraph.Second paragraph.

C. First paragraph.Second paragraph.

D. First paragraph.<br>Second paragraph.

Solution

1. Step 1: Understand spacing and line rules

   To add a blank line, use a <br> inside a paragraph or a separate paragraph with <br>.

2. Step 2: Place horizontal rule correctly

   The <hr> tag should be outside paragraphs to separate them visually.

3. Step 3: Evaluate options

   First paragraph.

   
   

   ---

   
   

   Second paragraph.

   uses <br> outside paragraphs which is invalid.

   First paragraph.

   ---

   Second paragraph.

   misses blank line.

   First paragraph.

   <br>

   ---

   Second paragraph.

   uses literal <br> text, not tag.

   First paragraph.

   
   

   ---

   Second paragraph.

   correctly uses a paragraph with <br> for spacing and <hr> between paragraphs.

4. Final Answer:

   <p>First paragraph.</p><p><br></p><hr><p>Second paragraph.</p> -> Option A

5. Quick Check:

   Use <p><br></p> for blank line, <hr> outside paragraphs [OK]

Hint: Use <p><br></p> for space, <hr> between paragraphs [OK]

Common Mistakes:

• Placing <br> outside paragraphs
• Using literal <br> text instead of tag
• Putting <hr> inside paragraphs