Home Library Explore SAT

Home Library Explore SAT

Ruby Webinar (EN) Flashcards | StudBud

Explore/Ruby Webinar (EN)

What is the output for this following code?

What is “!” for?

Ruby Webinar (EN)

10 terms·StudBud Administration·25 plays

Let's recap your Ruby knowledge!

Flashcards10 cardsFPractice quizPHost liveL

Questions 10

Answers

1
What is “!” for?
not
minimum
maximum
surprise
2
What is the output for this following code?
false
nil
I don't know
true
3
What is NOT the learning outcome of Intro Module?
Learn the basics of programming
Get a initial understanding of web development
Be more confident in learning web development
Become a developer
4
What's the example of hash in a array
We can't create a hash in a array
[{age:18, name: "Damien"}, {age:19, name: "Eng Soon"}]
{number: [1,2,3], name: ["Arisa", "Bank", "Colin"]}
[[1,2,3],["GH", "Jasmine", "MX"]]
5
What is the output of this?
5
"a+b"
0
10
6
What is the difference between puts and print?
puts does not add a newline after executing
puts adds a newline after executing
there is no difference between puts and print
print adds a newline after executing
7
What is a variable?
All above is correct
Variables are just numbers
Variables are operators
Variables are used to store information
8
What's the example of boolean?
[boolean, boolean]
3.14159
"boolean"
true
9
What’s true about float and integer?
an integer must be a positive number
an integer has a decimal point
a float must be a positive number
a float has a decimal point
10
Who is Student Success team?
your teacher
your customer service rep
your logistic coordinator
your learning partner and coach