# Knowledge check: Debugging

1. **In a CSS selector such as 'div .alpha>p', what will be the element or class that will be read first by the CSS compiler?**
    
    * <mark>p</mark>
        
    * .alpha
        
    * div
        
    * the entire selector is read and interpreted
        
2. **What is the default behavior of CSS when it encounters an incomplete rule with missing values?**
    
    * It will set default values for the property and continue compilation
        
    * It will stop further compilation altogether after reporting the error
        
    * It will stop further compilation altogether without reporting the error
        
    * <mark>It will ignore the specific property-value pair and continue compilation</mark>
        
3. **A styling issue is occurring with an element on your web page. You can skip the missing delimiter for the last property but it is not a good practice.**
    
    * <mark>True</mark>
        
    * False
        
4. **Which of the following are ideal coding practices to reduce errors in CSS? Choose all that apply.**
    
    * Overspecificity
        
    * Universal selectors
        
    * <mark>Shorthand properties</mark>
        
5. **Modernizer, reset.css and normalize.css are types of:**
    
    * CSS libraries for live previews
        
    * CSS linters
        
    * CSS validators
        
    * <mark>CSS libraries for help in browser compatibility</mark>
        
6. **Which of the following types is the stylesheet created by the browser to render CSS?**
    
    User stylesheet
    
    Syntactically Awesome stylesheet
    
    Author stylesheet
    
    <mark>User-agent stylesheet</mark>