Stunning Synthesized Sites: Seven Scripts and Styles for 7th Grade Quiz (Hard) 工作表 • 免费 PDF 下载 带答案
Analyze ten complex scenarios involving the Document Object Model, CSS specificity hierarchies, and asynchronous logic to troubleshoot and optimize modern web architecture.
教学概述
This assessment evaluates student proficiency in front-end web development concepts including CSS specificity, the DOM, and JavaScript execution logic. The quiz uses a diagnostic approach to identify misconceptions in common technical workflows such as the Box Model and semantic HTML structure. It is an ideal summative tool for a middle school computer science unit or a technical elective aligned with digital literacy and coding standards.
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生成您的练习表学生将学到什么
- Analyze CSS specificity hierarchies to predict element rendering and resolve style conflicts.
- Calculate total element dimensions using the standard CSS Box Model properties.
- Identify appropriate JavaScript methods and event listeners for dynamic Document Object Model manipulation.
All 10 Questions
- A developer applies 'color: red !important' to a paragraph in an external stylesheet, but an inline style on the HTML element sets 'color: blue'. Later, a CSS ID selector sets 'color: green'. What color is the text?A) Blue, because inline styles always override external CSS.B) Green, because ID selectors have higher specificity than tags.C) Red, because the !important flag overrides the standard cascade hierarchy.D) Black, because the conflicting rules cause a syntax error.
- In the Box Model, if an element has a width of 200px, a padding of 20px on all sides, and a border of 5px, the total calculated horizontal space it occupies is ____.A) 225pxB) 250pxC) 240pxD) 210px
- Which JavaScript method would you use to change the text content of an HTML element after identifying it by its unique identifier in the DOM?A) document.write()B) console.log()C) getElementById().textContentD) setAttribute('type', 'text')
Show all 10 questions
- The HTML <iframe> element is primarily used to create a semantic break between different thematic sections of a single document.A) TrueB) False
- You are building a site for a high-contrast mode. Which CSS property allows you to change the background color of an element only when a user hovers over it?A) element:activeB) element:hoverC) element::afterD) element:visited
- To ensure an image is accessible to screen readers for visually impaired users, the developer must include the ____ attribute within the <img> tag.A) srcB) hrefC) altD) id
- In JavaScript, the 'const' keyword is used to declare a variable that can be reassigned a new value later in the code execution.A) TrueB) False
- Which of the following is the most efficient way to apply a shared font-style to all level-one headings, level-two headings, and paragraphs simultaneously?A) h1 h2 p { font-family: sans-serif; }B) h1, h2, p { font-family: sans-serif; }C) h1 + h2 + p { font-family: sans-serif; }D) * { font-family: sans-serif; }
- If you want to trigger a JavaScript function when a user submits a form, you should attach an event listener for the ____ event.A) onclickB) onscrollC) onsubmitD) onhover
- The <div> element is considered a semantic tag because it clearly describes the meaning and type of content contained within it to the browser.A) TrueB) False
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常见问题解答
Yes, this Computing Quiz is an excellent choice for a substitute teacher because the ten structured questions are self-explanatory and provide clear feedback on web architecture concepts.
Most students will complete this Web Development Quiz in approximately 20 to 30 minutes depending on their prior experience with HTML and CSS syntax.
Absolutely, this Coding Quiz can be used for differentiation by allowing advanced students to explain the theory behind their answers while beginners use the provided hints for scaffolding.
This Seventh Grade Quiz is specifically designed for middle school students who are transitioning from block-based coding to text-based web languages like HTML and JavaScript.
Teachers can use this Technology Quiz as an exit ticket or check for understanding to gauge student mastery of the CSS cascade and DOM interaction before moving to advanced scripting.
