Answer & Solution
<container><script></container>. It is used with the src attribute to specify the path of the external file.
<container><script></container>. It is used with the src attribute to specify the path of the external file.
Can an external JavaScript file be cached by the browser?
A). Yes
B). No
C). Only if specified in the HTML
D). Only if it is under a certain size
What is the purpose of using external JavaScript files?
A). To keep HTML and JavaScript code separate
B). To reuse the JavaScript code on multiple pages
C). To improve the maintainability of the code
D). All of the above
Can an external JavaScript file contain HTML?
A). Yes
B). No
C). Only if it is within a <container><script></container> tag
D). Only if it is within a <container><body></container> tag
What is the advantage of using external JavaScript files?
A). Improves code readability
B). Allows reuse of code
C). Improves page load times due to caching
D). All of the above
What is the effect of using the defer attribute in the <container><script></container> tag?
A). The script will be executed after the HTML document has been fully parsed
B). The script will be executed as soon as it is downloaded
C). The script will not be executed
D). The script will be executed before the HTML document is parsed
How can you include multiple external JavaScript files in a web page?
A). Use multiple <container><script></container> tags
B). Separate file names with commas
C). Separate file names with semicolons
D). Use a single <container><script></container> tag with multiple src attributes
What is the correct syntax for referring to an external script called 'app.js'?
A). <container><script src='app.js'></container>
B). <container><script href='app.js'></container>
C). <container><script link='app.js'></container>
D). <container><script file='app.js'></container>
Which file extension is used for JavaScript files?
A). .java
B). .js
C). .javascript
D). .jsx
What does the async attribute do when used in a <container><script></container> tag?
A). Executes the script immediately
B). Delays script execution until HTML parsing is complete
C). Executes the script asynchronously
D). Executes the script before the HTML parsing begins
What happens if the external JavaScript file is not found?
A). The browser will ignore the script
B). The browser will show a 404 error
C). The script will not run
D). All of the above