
Strings in Swift
Quiz
•
Information Technology (IT)
•
University
•
Practice Problem
•
Hard
Shashidhara S
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property of the string is used get number of characters?
length
length()
count
count()
2.
MULTIPLE SELECT QUESTION
45 sec • 3 pts
which method/methods is/are used to find the substrings in a given string?
hasPrefix()
contains()
prefix(n)
getChars(n)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
We can have an empty character
True
False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
let name = "Ethan Hunt"
print(name.first)
output is ?
E
Ethan
optional(E)
compiler error
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
let pokemon = "poke\u{0301}mon"
print(Pokemon.count)
output is ?
7
8
14
none
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
let kid = "Miles Morales"
print(kid[kid.index(kid.startIndex, offsetBy:3)]
output is ?
e
Optional(e)
l
optional(l)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
let scarlet = "Wanda Maximoff"
print(scarlet.substring(to:scarlet.firstIndex(of:" ")!)
output is :
Wanda
W
Maximoff
Compiler Error
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