Week 4 - Day 2 - quizregularexpressions

What will the following code print?

• Any line containing 'From'

• Any line that starts with 'From'

• Any line that starts with 'From:'

• Any line containing 'From:'

Which of the following options is the correct way to import the regex library?

• import regex

• import re

• import Regex

• import Re

Which of these option(s) will match digits in a string? Select all that apply.

• [0-9]

• \D

• \d

• \w

Which of these lines will be matched when the following code is run?

• It will cost you $1.00

• From: [e-mail] $a

• $2.50 is your change

True or false? The following code will match only the first email(up to the @ sign) in the string?

• True

• False

Which of the following options will the regular expression ^X-.*: [0-9.]+ match?

• X-DSPAM-Probability: Accurate

• X-DSPAM-Confidence: 0.8475

• X-Wolverine-Confidence: 1

• X Wolverine-Confidence: 0.53

Which of the following regex statements will match and return any price of the form $3.45 or $23.32 or $400 found in the string ‘x’?

• re.findall('\$\d+\.\d{2}', x)

• re.findall('$\d+(?:\.\d{2})?', x)

• re.findall('\$\D+(\.\D{2})?', x)

• re.findall('\$\d+\.?\d{0,2}', x)

The expression a{5} will match _____________ characters with the previous regular expression.

• 5 or less

• exactly 5

• 5 or more

• exactly 4