Which method is commonly used to join array elements into a string with line breaks?
A). split()
B). splice()
C). concat()
D). join()
Which character is used to indicate a comment in JavaScript?
A). //
B). --
C). **
D). %%
What is the purpose of using comments in JavaScript?
A). To confuse other developers
B). To improve code readability
C). To hide code
D). To break the code execution
What is the recommended maximum line length in JavaScript?
A). 80 characters
B). 100 characters
C). 120 characters
D). 150 characters
Which of the following is a code formatting tool for JavaScript?
A). Prettier
B). Babel
C). Webpack
D). ESLint
What is the purpose of using meaningful variable and function names in JavaScript?
A). To confuse other developers
B). To reduce line length
C). To convey intent clearly
D). To bypass syntax rules
What is the purpose of using meaningful variable and function names in JavaScript?
A). To confuse other developers
B). To reduce line length
C). To convey intent clearly
D). To bypass syntax rules
When breaking a long line in JavaScript, which of the following is a recommended practice?
A). Break lines randomly for variety
B). Break lines at logical points
C). Break lines only at the end of statements
D). Never break lines, keep them as is
What character sequence is used for a line break in JavaScript strings?
A). \n
B). \t
C). \r
D). \b
Which of the following is NOT a technique to break long lines in JavaScript?
A). String Concatenation with Line Breaks
B). String Concatenation with Backticks
C). String Concatenation with Plus Operator
D). String Concatenation with Minus Operator