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NEW QUESTION # 10
In JavaScript, how are promises used?
- A. To handle potential future results of an operation.
- B. To style HTML elements.
- C. To iterate over arrays.
- D. To create new HTML elements.
Answer: A
NEW QUESTION # 11
How can CSS3 contribute to creating an accessible user interface?
- A. By enabling JavaScript interactions.
- B. By using :focus and :hover states effectively.
- C. By optimizing images for faster loading.
- D. By using fixed units for font sizes.
Answer: B
NEW QUESTION # 12
What is a key consideration when developing CSS for mobile devices?
- A. Using external stylesheets exclusively.
- B. Avoiding JavaScript usage.
- C. Using high-resolution images only.
- D. Ensuring responsiveness to different screen sizes.
Answer: D
NEW QUESTION # 13
Which CSS property is used to set the layout of an element as a flexible box?
- A. display: flex;
- B. position: absolute;
- C. display: block;
- D. layout: flexible;
Answer: A
NEW QUESTION # 14
What is the purpose of the HTML5 <output> element?
- A. To produce a 3D graphics output.
- B. To store data locally on the user's browser.
- C. To create an interactive slider control.
- D. To display the result of a calculation or user action.
Answer: D
NEW QUESTION # 15
How does JavaScript differ from a language like Python in web development?
- A. JavaScript can manipulate the DOM of a web page.
- B. JavaScript is mainly used for server-side scripting.
- C. Python is primarily used for client-side scripting.
- D. Python can be embedded directly into HTML.
Answer: A
NEW QUESTION # 16
What is a closure in JavaScript?
- A. An error in JavaScript code.
- B. A function having access to the parent scope, even after the parent function has closed.
- C. A method used to close a web page.
- D. A type of event handler.
Answer: B
NEW QUESTION # 17
Which of the following is a common JavaScript event handler?
- A. All of the above
- B. onchange
- C. onmouseover
- D. onclick
Answer: A
NEW QUESTION # 18
Which feature is added in CSS3?
- A. Media Queries
- B. Inline styling
- C. Box Model
- D. Pseudo-classes
Answer: A
NEW QUESTION # 19
What is jQuery primarily used for in conjunction with HTML5?
- A. Server-side database management.
- B. 3D graphics rendering.
- C. Simplifying the client-side scripting of HTML.
- D. Automatic translation of web pages.
Answer: C
NEW QUESTION # 20
What can you achieve with the HTML5 File API?
- A. Track the user's browsing history.
- B. Stream live audio and video.
- C. Increase the storage capacity of the server.
- D. Directly read the contents of files stored on the user's computer.
Answer: D
NEW QUESTION # 21
Which practice is essential for ensuring website accessibility?
- A. Implementing complex navigation structures.
- B. Providing alternative text for images.
- C. Using a variety of colors and fonts.
- D. Using high-resolution images.
Answer: B
NEW QUESTION # 22
Which of the following is a new input type introduced in HTML5?
- A. email
- B. submit
- C. password
- D. text
Answer: A
NEW QUESTION # 23
Which CSS property is used to transform elements in a 3D space?
- A. 3d-transform
- B. perspective
- C. transform-style
- D. transform-3d
Answer: B
NEW QUESTION # 24
Which statement accurately reflects a feature of HTML5?
- A. HTML5 does not support multimedia elements like audio and video.
- B. HTML5 is only compatible with the latest versions of web browsers.
- C. HTML5 eliminates the need for JavaScript.
- D. HTML5 allows for native drag-and-drop capabilities.
Answer: D
NEW QUESTION # 25
What is the main advantage of using HTML5's <canvas> element?
- A. It can display vector-based graphics.
- B. It is primarily used for embedding PDF documents.
- C. It enhances the security of the graphics displayed.
- D. It automatically adjusts the image size.
Answer: A
NEW QUESTION # 26
Which of the following is a key difference between mobile apps and mobile websites?
- A. Mobile apps require an internet connection to function.
- B. Mobile apps are typically written in HTML, CSS, and JavaScript.
- C. Mobile websites are accessible via browsers and don't need to be downloaded.
- D. Mobile websites can access device-specific features like camera and GPS.
Answer: C
NEW QUESTION # 27
What is the purpose of the @keyframes rule in CSS3?
- A. To implement media queries.
- B. To specify the animation sequence.
- C. To create responsive web designs.
- D. To define the style rules for different states of an element.
Answer: B
NEW QUESTION # 28
In CSS3, which property is used to apply shadow to text?
- A. text-shadow
- B. border-shadow
- C. shadow
- D. box-shadow
Answer: A
NEW QUESTION # 29
Why are style guides important in CSS-based web design?
- A. They reduce the size of CSS files.
- B. They are mandatory for HTML validation.
- C. They automatically optimize images.
- D. They ensure consistent layout across different web pages.
Answer: D
NEW QUESTION # 30
What is an important consideration when using images on mobile webpages?
- A. Limit the use of images to reduce webpage size.
- B. Always use images in BMP format for compatibility.
- C. Use high-resolution images for better clarity.
- D. Ensure images are responsive to fit different screen sizes.
Answer: D
NEW QUESTION # 31
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