Ruby interview questions part 12
Ruby interview questions part 12
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. If statement inside if statement is called Nested if statements.
Correct Answer is : TRUE
2. What is the output of the given code? x=1 if x > 2 puts "x is greater than 2" elsif x <= 2 and x!=0 puts "x is 1" else puts "I can't guess the number" end
Correct Answer is : x is 1
3. It’s a good habit to give two spaces between if statement and condition.
Correct Answer is : TRUE
4. Syntax for unless conditional statement is unless conditional [then] code else code end
Correct Answer is : TRUE
5. What is the output of the given code? x=3 unless x>2 puts "x is less than 2" else puts "x is greater than 2" end
Correct Answer is : x is greater than 2
6. What is the output of the given code? var = 1 print "1 -- Value is set\n" if var print "2 -- Value is set\n" unless var var = false print "3 -- Value is set\n" unless var
Correct Answer is : 1–Value is set
7. What is the output of the given code? hungry=false unless hungry print "Not hungry" else print "Hungry" end
Correct Answer is : Not hungry
8. The following syntax is also used for unless conditional statement. code unless conditional
Correct Answer is : TRUE
9. What is the output of the given code? counter=12 unless counter print counter+1 else print counter+2 end
Correct Answer is : 14
10. What is the output of the given code? unless true && false print "false" else print "ruby" end
Correct Answer is : FALSE
11. What is the output of the given code? print "2 is less than 3" unless 2>3
Correct Answer is : 2 is less than 3
12. What is the output of the given code? x=8 y=10 unless x>y puts "x is less than y" end unless x>y+1 puts "x is less than y+1" end
Correct Answer is : x is less than y
13. What is the output of the given code? x="ruby".length y="language".length puts x,y unless x>y print "length of x is less than that of y" end
Correct Answer is : 4
14. What is the output of the given code?
x=8
y=10
unless xy+1
puts "x is less than y+1"
end
Correct Answer is : x is less than y+1
15. The complement of while loop is until loop.
Correct Answer is : TRUE
16. What is the output of the given code? counter = 1 until counter > 10 puts counter counter+=1 end
Correct Answer is : 1 2 3 4 5 6 7 8 9 10
17. What is the output of the given code? counter = 0 until counter >= 10 puts counter counter+=1 end
Correct Answer is : 0 1 2 3 4 5 6 7 8 9
18. What is the output of the given code? i = 3 while i > 0 do puts i i -= 1 end j = 3 until j == 0 do puts j j -= 1 end
Correct Answer is : 0 1 2 3 4 5 6 7 8 9
19. What is the output of the given code? a="hungry" until !a puts "hungry" a=!a end
Correct Answer is : hungry
20. What is the output of the given code? m= 8 loop do m += 2 puts m break if m == 16 end
Correct Answer is : 10 12 14 16
