What does the appendChild() method do in JavaScript?
A). Appends a new child node to an existing element in the DOM
B). Removes a child node from an existing element in the DOM
C). Replaces an existing child node with a new node in the DOM
D). Creates a new parent node for an existing child node in the DOM
How can you dynamically change the text content of an HTML element based on user input using JavaScript?
A). Use event listeners like addEventListener to detect input changes and update the element's text content
B). Use inline JavaScript in the HTML element's onclick attribute to update the text content
C). Use the onChange event directly in the HTML element's tag to update the text content
D). Use the inputValue property in JavaScript to directly modify the element's text content
What is the purpose of the classList property in JavaScript?
A). To access and manipulate the CSS classes of an HTML element
B). To access and modify the text content of an HTML element
C). To access and modify the value of an input element
D). To access and modify the URL of an anchor element
How can you change the text color of an HTML element using JavaScript?
A). element.style.color = 'blue';
B). element.textColor = 'blue';
C). element.style.textColor = 'blue';
D). element.color = 'blue';
Which JavaScript property is used to change the source (URL) of an image element?
A). src
B). url
C). href
D). source
How can you change the font size of an HTML element using JavaScript?
A). element.style.fontSize = '16px';
B). element.style.font = '16px';
C). element.fontSize = '16px';
D). element.font = '16px';
What is the purpose of the setAttribute() method in JavaScript?
A). To set or change the value of an attribute on an HTML element
B). To set or change the text content of an HTML element
C). To set or change the source (URL) of an image element
D). To set or change the background color of an HTML element
How can you change the background color of an HTML element using JavaScript?
A). element.style.backgroundColor = 'red';
B). element.background = 'red';
C). element.bgColor = 'red';
D). element.color = 'red';
How can you dynamically change the font family of an HTML element using JavaScript?
A). Use the element.style.fontFamily property to set the desired font family
B). Use the element.fontFamily = 'fontName'; property to directly modify the element's font family
C). Use inline CSS within the HTML element's tag to specify the font family
D). Use external CSS files and link them to the HTML document
What is the purpose of using the innerHTML property in JavaScript?
A). To set or retrieve the HTML content of an element, including its descendants
B). To set or retrieve the text content of an element, including its descendants
C). To set or retrieve the value of an input element
D). To set or retrieve the URL of an anchor element