Introduction to Data - Multiple Choice Quiz

Overview

Teaching: 0 min
Exercises: 30 min
Questions
  • What does Fr[ea]nc[eh] match?

Objectives
  • Test knowledge of use of regular expressions in searches.

Multiple Choice Quiz

This multiple choice quiz is designed to embed the regex knowledge you learned during this module. We recommend you work through it sometime after class (within a week or so). Answers are on the answer sheet.

Q1. What is the special character that matches zero or more characters

Q2. Which of the following matches any space, tab, or newline?

Q3. How do you match the string Confident appearing at the beginning of a line?

Q4. How do you match the word Confidential appearing at the beginning of a line?

Q5. What does the regular expression [a-z] match?

Q6. Which of these will match the strings revolution, revolutionary, and revolutionaries?

Q7. Which of these will match the strings revolution, Revolution, and their plural variants only?

Q8. What regular expression matches the strings dog or cat?

Q9. What regular expression matches the whole words dog or cat?

Q10. What do we put after a character to match strings where that character appears two to four times in sequence?

Q11. The regular expression \d{4} will match what?

Q12. If brackets are used to define a group, what would match the regular expression (,\s[0-9]{1,4}){4},\s[0-9]{1,3}\.[0-9]?

Key Points

  • Regular expressions reference guide