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Information Technology (IT)
12th Grade
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18 questions
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1.
FILL IN THE BLANK QUESTION
45 sec • 5 pts
Which modifier performs case-insensitive matching in regular expressions?
2.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
What does the regular expression pattern [0-9] match?
Any letter from a to z
Any digit from 0 to 9
Any special character
Any whitespace character
3.
FILL IN THE BLANK QUESTION
45 sec • 5 pts
Which metacharacter matches a digit in regular expressions?
4.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
What does the quantifier n+ match?
Zero or more occurrences of n
Exactly one occurrence of n
At least one occurrence of n
Zero or one occurrence of n
5.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
JavaScript Methods and Objects
What does the test() method of RegExp return?
The matched text
The index of the match
true or false
A new string
6.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
What will "Hello world!".repeat(2) return?
"Hello world!Hello world!"
"Hello world!2"
"Hello world! Hello world!"
An Error
None of the Above
7.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
What does the exec() method return when no match is found?
false
0
null
undefined
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