Ruby Programming Questions and Answers – Introduction to Hashes

This set of Ruby Programming Multiple Choice Questions & Answers (MCQs) focuses on “Introduction to Hashes”.

1. It is possible to make array of booleans.
a) True
b) False
View Answer

2. What is the output of the given code?

string_array = ["a","e","i","o","u"]
print string_array

a) [“a”,”e”,”i”,”o”,”u”].
b) Error
c) Vowels
d) None of the mentioned
View Answer

Output:
["a","e","i","o","u"]

3. What is the output of the given code?

string_array = ["a","e","i","o","u"]
print string_array[3]

a) [“a”,”e”,”i”,”o”,”u”].
b) Error
c) o
d) None of the mentioned
View Answer

Output:
o

4. What is the output of the given code?

string_array = ["a","e","i","o","u"]
boolean_array = ["True","False"]
puts string_array[3]
puts boolean_array

a) [“a”,”e”,”i”,”o”,”u”].
b) Error
c)

o
  True
  False

d) None of the mentioned
View Answer

Output:
o
True
False

5. What is the output of the given code?

string_array = ["a","e","i","o","u"]
boolean_array = ["True","False"]
puts string_array[3]
puts boolean_array[1]

a) [“a”,”e”,”i”,”o”,”u”].
b) Error
c) o
False
d) None of the mentioned
View Answer

Output:
o
False

6. What is the output of the given code?

a=[1,2,3,4,5]
b=[1,2,4,6,8]
if a[3]==b[2]
    print "Equal"
end

a) Equal
b) Error
c) 4
d) None of the mentioned
View Answer

Output:
Equal

7. What is the output of the given code?

a=[1,2,3,4,5]
b=[1,2,3,4,5]
if a==b
    print "Equal"
else
    print "Not equal"
end

a) Equal
b) Error
c) Not equal
d) None of the mentioned
View Answer

Output:
Equal

8. What is the output of the given code?

a=["hey", "ruby", "language"]
b=["hey", "ruby", "language"]
if a==b
    print "Equal"
else
    print "Not equal"
end

a) Equal
b) Error
c) Not equal
d) None of the mentioned
View Answer

Output:
Equal

9. What is the output of the given code?

a=["hey", "ruby", "language"]
b=["hey", "language", "ruby"]
if a==b
    print "Equal"
else
    print "Not equal"
end

a) Equal
b) Error
c) Not equal
d) None of the mentioned
View Answer

Output:
Not equal

10. What is the output of the given code?

a=["hey", "ruby", "language"]
b=[1, 2, 3]
puts b[1]
puts a[2]

a) 3 ruby
b) Error
c) 2
language
d) None of the mentioned
View Answer

Output:
2
language

Sanfoundry Global Education & Learning Series – Ruby Programming.

To practice all areas of Ruby Programming, here is complete set of 1000+ Multiple Choice Questions and Answers.