# Knowledge check: Open Graph Protocol

1. **How does the Open Graph Protocol (OGP) name the meta tags?**
    
    * using id attribute
        
    * <mark>using property attribute</mark>
        
    * using name attribute
        
2. **Each property in the Open Graph Protocol starts with** `'ogp:'`
    
    * True
        
    * <mark>False</mark>
        
3. **Which property should be used to define a URL of an image that must display when the website is shared on social media?**
    
    * og:URL
        
    * href
        
    * src
        
    * <mark>og:image</mark>
        
4. **Which property is used to define the language of the content being shared?**
    
    * <mark>og:locale</mark>
        
    * og:type
        
    * og:description
        
    * og:lang
        
5. **The type property defines the type of the content. For example:**
    
    ```xml
    <meta property="og:type" content="website" />
    ```
    
    **Which property would mention the name of the website?**
    
    * og:description
        
    * og:name
        
    * <mark>og:site_name</mark>
        
    * og:title
        
6. **When sharing your blog post, which property would you use to provide the link to the actual post?**
    
    * <mark>og:url</mark>
        
    * og: image
        
    * og:description