Web Development Quiz

From the code, what property is used to specify the background color of the body?

• background-color

• color

• text-color

• bg-color

From the code, which selector targets elements with the class "container"?

• .container{}

• #container{}

• container{}

• .class{}

From the code, how is the hover effect styled for elements with the class "btn"?

• :hover{}

• hover{}

• .btn:hover{}

• btn:hover{}

From the code, what does the 'greet' function do?

• adds two numbers together

• greets a person by name

• counts the number of fruits in a array

• prints out properties of a person object

From the code, what is the result of 'console.log(result); after calling 'greet("Alice");'?

• undefined

• "Hello, Alice!"

• "Hello, !"

• Error

From the code, how is the sum of 'num1' and 'num2' calculated?

• num1 - num2

• num1 + num2

• num1 * num2

• num1 % num2

From the code, how many elements are there in the 'fruits' array?

• 1

• 2

• 3

• 4

From the code, how are properties accessed in the 'person' object?

• using dot notation

• using square bracket notation

• using parenthesis

• using curly braces

From the situation given in the picture, which JavaScript string method would Sarah most likely use to ensure the proper formatting of usernames?

• 'toUpperCase()'

• 'toLowerCase()'

• 'charAt()'

• 'slice()'

From the situation given in the picture, how can Sarah ensure that only the first letter of each username is capitalized while keeping the rest in lowercase?

• using 'toUpperCase()' on the entire username string.

• using 'toLowerCase()' on the entire username string

• using 'charAt()' and 'toUpperCase()' on the first letter of the username.

• using 'substring()' to extract the first letter and 'toLowerCase()' on the rest of the username.