15 Questions
What is the primary purpose of JavaScript in web development?
Adding interactivity to HTML pages
Where is JavaScript usually embedded in web development?
Directly into HTML pages
What does it mean for JavaScript to be an interpreted language?
Scripts execute without preliminary compilation
Where are scripts placed if they are to be executed when called or when an event is triggered?
Inside functions
What is the purpose of including functions in the head section of an HTML page?
To keep all functions in one place without interfering with page content
When should a script be placed inside a function?
When the script should be executed when called or when an event is triggered
What is the purpose of saving JavaScript in an external file?
To avoid rewriting the same script on every page
Which of the following best describes JavaScript objects?
Objects have properties and methods
What is the correct way to access an Array object in JavaScript?
myCars = ['Saab', 'Volvo', 'BMW'];
How would you instantiate a date to be 5 days into the future in JavaScript?
myDate2.setDate(myDate.getDate() + 5);
What is the purpose of creating an instance of an object in JavaScript?
To add properties to the object
Which built-in object in JavaScript represents a string?
JS String
What does the Array method concat() do in JavaScript?
Combines two or more arrays into a new array
What does the method toUpperCase() do in JavaScript?
Returns a string converted to uppercase
How would you set a Date object to a specific date in JavaScript?
myDate1.setFullYear(2010, 0, 14);
Test your knowledge of JavaScript, a lightweight programming language designed to add interactivity to HTML pages. Learn about embedding JavaScript directly into HTML pages, its interpreted nature, and execution on the client side.
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