# Knowledge check: Semantic and meta tags

1. **When setting up viewport metadata for mobile experiences, the ideal suggested value for 'initial-scale' is:**
    
    * <mark>1</mark>
        
    * 100
        
    * 0.1
        
    * \-1
        
2. **True or false. The *viewport* metadata can impact Search Engines rankings.**
    
    * <mark>True</mark>
        
    * False
        
3. **Which of the following meta tags are used for Search Engine Optimization?Select all that apply.**
    
    * Viewport
        
    * Keywords
        
    * <mark>Description</mark>
        
    * Author
        
4. **Which of the following are the required properties while making social media cards using OGP? Select all that apply.**
    
    * <mark>image</mark>
        
    * description
        
    * <mark>title</mark>
        
    * type
        
5. **Which of the elements below semantically divides your article content into parts that cover a specific topic?**
    
    * <mark>&lt;section&gt;</mark>
        
    * &lt;header&gt;
        
    * &lt;nav&gt;
        
    * &lt;footer&gt;
        
6. **When defining a social media card, how would you define the title?**
    
    * ```xml
        <meta name="media:title" content=”my title” />
        ```
        
    * ```xml
        <meta property=”og:title” content=”my title” />
        ```
        
    * ```xml
        <meta name=”title for facebook” content=”my title” />
        ```
        
    * ```xml
        <meta property=”title” content=”my title” />
        ```
        
        ![](https://cdn.hashnode.com/res/hashnode/image/upload/v1721565435972/eca6dde5-e51e-44a5-ba09-6f3f3b44d522.png align="center")
        
7. **True or false. More than one header element can exist in an HTML document?**
    
    * <mark>True</mark>
        
    * False
        
8. **When required to define a page refresh, which attribute value in &lt;meta&gt; must be set? Select all that apply.**
    
    * <mark>http-equiv</mark>
        
    * name
        
    * charset
        
    * <mark>content</mark>