C777 Web Development Applications Post-Assessment| Questions and 100% correct answers|

C777 Web Development Applications Post-Assessment| Questions and 100% correct answers| Which of the following statements about HTML5 is true? HTML5 does not require third-party plug-ins for video and audio content What is the purpose of using the output element in a Web form? It displays the result of a calculation in the form Why are syntax errors so common when writing JavaScript code? Because JavaScript is case-specific What CSS3 property can be used to create rounded corners on an image or other element? border-radius What type of JavaScript expression evaluates to true or false? Logical Which statement is true about JavaScript? JavaScript is widely used for client-side and server-side scripts You have created a Web page using the HTML5 nav structural element to define a navigation area. Consider the following external style sheet code: nav { float:left; width:165px; background:#d8d8d8 url() top right; height:662px; } Where on the page will the image () appear? At the top right of the nav section Kate has created a complex script that she wants to attach to multiple HTML files, but she also wants to add a simple script to only certain sections of one page. What must she do to apply both scripts? She must use separate script elements to call the external script file and to embed a separate script Vivi is creating a Web page that will allow her employees to upload their timesheets to the company intranet. What HTML5 API can she use to restrict uploads to a specific file type? The File API Which method of form input validation is sometimes referred to as "pogo-sticking" and may lead to users becoming frustrated or impatient with the form? Requiring users to click Submit before validation occurs Which HTML5 attribute can help users input valid form data in the textarea element by providing the user with a hint identifying the expected input in the field? The placeholder attribute Consider the following code: