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Go back to Question 12

Answer 11

True.

Go back to Question 11

Answer 10

False. The output is shown in Figure 9 . Note the effect of the asterisk * in the argument list of the call to the print function in Figure 8 . This will be important in another question later in this module.

Figure 9 . Answer 10.
[0, 1, 2, 3, 4, 5, 6] ok0 1 2 3 4 5 6

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Answer 9

True.

Go back to Question 9

Answer 8

False. The output is shown in Figure 6 . Note the complement operator ^ at the left end of the class in the second if statement in Figure 5 .

Figure 6 . Answer 8.
Match No Match

Go back to Question 8

Answer 7

False. The output is shown in Figure 4 . See an explanation of lambda and filter at Python Course -- Python 3 Tutorial -- Lambda, filter, reduce and map . See list at The Python Standard Library: 2. Built-in Functions -- class list

Figure 4 . Answer 7.
[6, 7, 8, 9]

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Answer 6

True. See an explanation of lambda at Python Course -- Python 3 Tutorial -- Lambda, filter, reduce and map .

Go back to Question 6

Answer 5

False. The pattern [^abc$] will match any character other than a, b, c, or $. Note the ^ character at the beginning and see Regular Expression HOWTO .

Go back to Question 5

Answer 4

True. Although $ is usually a metacharacter, metacharacters are not active inside classes. Inside a class, $ is treated as an ordinary character.

Go back to Question 4

Answer 3

False. Within a character class, characters can be listed individually, or a range of characters can be indicated by giving two characters and separating them by a single dash as in [abc] or [a-c]. See Regular Expression HOWTO .

Go back to Question 3

Answer 2

True.

Go back to Question 2

Answer 1

False. The metacharacters are shown in Figure 1 and do not include the exclamation character '!'. See Regular Expression HOWTO .

Figure 1 . Answer 1.
. ^ $ * + ? { } [ ] \ | ( )

Go back to Question 1

Miscellaneous

This section contains a variety of miscellaneous information.

Housekeeping material
  • Module name: Itse1359-1850-Regular Expressions
  • File: Itse1359-1850.htm
  • Published: 11/10/14
  • Revised: 03/24/15
Disclaimers:

Financial : Although the Connexions site makes it possible for you to download aPDF file for this module at no charge, and also makes it possible for you to purchase a pre-printed version of the PDF file, youshould be aware that some of the HTML elements in this module may not translate well into PDF.

I also want you to know that, I receive no financial compensation from the Connexions website even if you purchase the PDF version ofthe module.

In the past, unknown individuals have copied my modules from cnx.org, converted them to Kindle books, and placed them for sale onAmazon.com showing me as the author. I neither receive compensation for those sales nor do I know who does receive compensation. If youpurchase such a book, please be aware that it is a copy of a module that is freely available on cnx.org and that it was made andpublished without my prior knowledge.

Affiliation : I am a professor of Computer Information Technology at Austin Community College in Austin, TX.

-end-

Questions & Answers

how do I set up the problem?
Harshika Reply
what is a solution set?
Harshika
find the subring of gaussian integers?
Rofiqul
hello, I am happy to help!
Shirley Reply
please can go further on polynomials quadratic
Abdullahi
hi mam
Mark
I need quadratic equation link to Alpa Beta
Abdullahi Reply
find the value of 2x=32
Felix Reply
divide by 2 on each side of the equal sign to solve for x
corri
X=16
Michael
Want to review on complex number 1.What are complex number 2.How to solve complex number problems.
Beyan
yes i wantt to review
Mark
use the y -intercept and slope to sketch the graph of the equation y=6x
Only Reply
how do we prove the quadratic formular
Seidu Reply
please help me prove quadratic formula
Darius
hello, if you have a question about Algebra 2. I may be able to help. I am an Algebra 2 Teacher
Shirley Reply
thank you help me with how to prove the quadratic equation
Seidu
may God blessed u for that. Please I want u to help me in sets.
Opoku
what is math number
Tric Reply
4
Trista
x-2y+3z=-3 2x-y+z=7 -x+3y-z=6
Sidiki Reply
can you teacch how to solve that🙏
Mark
Solve for the first variable in one of the equations, then substitute the result into the other equation. Point For: (6111,4111,−411)(6111,4111,-411) Equation Form: x=6111,y=4111,z=−411x=6111,y=4111,z=-411
Brenna
(61/11,41/11,−4/11)
Brenna
x=61/11 y=41/11 z=−4/11 x=61/11 y=41/11 z=-4/11
Brenna
Need help solving this problem (2/7)^-2
Simone Reply
x+2y-z=7
Sidiki
what is the coefficient of -4×
Mehri Reply
-1
Shedrak
the operation * is x * y =x + y/ 1+(x × y) show if the operation is commutative if x × y is not equal to -1
Alfred Reply
An investment account was opened with an initial deposit of $9,600 and earns 7.4% interest, compounded continuously. How much will the account be worth after 15 years?
Kala Reply
lim x to infinity e^1-e^-1/log(1+x)
given eccentricity and a point find the equiation
Moses Reply
A soccer field is a rectangle 130 meters wide and 110 meters long. The coach asks players to run from one corner to the other corner diagonally across. What is that distance, to the nearest tenths place.
Kimberly Reply
Jeannette has $5 and $10 bills in her wallet. The number of fives is three more than six times the number of tens. Let t represent the number of tens. Write an expression for the number of fives.
August Reply
What is the expressiin for seven less than four times the number of nickels
Leonardo Reply
How do i figure this problem out.
how do you translate this in Algebraic Expressions
linda Reply
why surface tension is zero at critical temperature
Shanjida
I think if critical temperature denote high temperature then a liquid stats boils that time the water stats to evaporate so some moles of h2o to up and due to high temp the bonding break they have low density so it can be a reason
s.
Need to simplify the expresin. 3/7 (x+y)-1/7 (x-1)=
Crystal Reply
. After 3 months on a diet, Lisa had lost 12% of her original weight. She lost 21 pounds. What was Lisa's original weight?
Chris Reply
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Source:  OpenStax, Itse 1359 introduction to scripting languages: python. OpenStax CNX. Jan 22, 2016 Download for free at https://legacy.cnx.org/content/col11713/1.32
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