How does console.log() affect the performance of a webpage?
A). It improves page loading speed.
B). It has no impact on page performance.
C). It may slightly degrade performance if used excessively.
D). It optimizes JavaScript execution.
How can you log formatted messages with variable values using console.log()?
A). By using special symbols like %s and %d in the message string.
B). By enclosing expressions in backticks (`) within the message.
C). By concatenating variables directly in the parentheses.
D). By assigning expressions to separate log methods.
What type of information can be logged using console.log() in JavaScript?
A). Only strings and text-based data.
B). Strings, numbers, objects, arrays, and other data types.
C). Numbers and mathematical calculations.
D). Images and multimedia content.
What is the behavior of console.log() when logging null or empty values?
A). It logs an empty string for null values and does not log empty values.
B). It logs 'null' or 'undefined' for null or empty values, respectively.
C). It ignores null or empty values and logs the rest of the message.
D). It displays an error message for null or empty values.
How is console.log() used to display variable values in the console?
A). By concatenating variables with strings.
B). By using special escape characters.
C). By including variables directly in the parentheses.
D). By using HTML tags.
Which approach is recommended for logging sensitive data using console.log()?
A). Use console.warn() instead of console.log().
B). Use console.log() with encryption algorithms.
C). Avoid logging sensitive data altogether.
D). Use console.error() instead of console.log().
What is the primary purpose of console.log() in JavaScript?
A). To display messages on the webpage.
B). To log information to the browser's console.
C). To prompt user input.
D). To create interactive elements.
Which statement accurately describes the behavior of console.log() in JavaScript?
A). It halts script execution until the log is displayed.
B). It continues script execution while logging to the console.
C). It executes in parallel with other statements in the script.
D). It pauses script execution while logging to the console.
How does console.log() impact the accessibility of a webpage?
A). It improves accessibility by providing interactive elements.
B). It has no impact on accessibility.
C). It may negatively impact accessibility for users with disabilities.
D). It optimizes page performance for accessibility features.
How can you improve the readability of log messages in console.log()?
A). By including detailed error messages.
B). By using clear and descriptive message content.
C). By logging messages in reverse order.
D). By including HTML tags for styling.