
TypeScript for Beginners - Regular Expressions
Interactive Video
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Information Technology (IT), Architecture
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University
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Practice Problem
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using the 'any' type in TypeScript when working with regular expressions?
To ensure type safety when using regular expressions
To define a regular expression since TypeScript lacks a dedicated type
To optimize the performance of regular expressions
To convert regular expressions into strings
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which meta character is used to denote zero or more occurrences of a character in a regular expression?
*
+
?
\
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the '^' symbol signify in a regular expression?
End of a string
Start of a string
A digit
Any character
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you specify a minimum and maximum number of character occurrences in a regular expression?
Using angle brackets
Using square brackets
Using parentheses
Using curly braces
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of creating a password validator using regular expressions in TypeScript?
To check if passwords meet specific criteria
To ensure passwords are stored securely
To convert passwords into hashes
To encrypt passwords
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