Operators in Ruby MCQ question and answer with solution | Ruby Programming MCQs Page-4 section-1

31.

The given two expression means the same.

counter=counter+1 and counter++

A. True

B. False

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32.

What is the output of the given code?

 a = 5
b=10
while (a <10 || b<20)&&true
  puts a*b
  a+=2
  b+=2
  end

A. 10 20

B. 50 84 126 176 234

C. -5 -5 -5

D. None of the mentioned

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33.
The boolean operator && only result in true when both the values are true?

A. True

B. False

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34.

What will be the output of the given code?

 boolean_1 = !(700 / 10 == 70)
puts boolean_1

A. True

B. False

C. Error

D. None of the mentioned

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35.

What will be the output of the given code?

boolean_1 = 77 < 78 && 77 < 77
puts boolean_1

A. True

B. False

C. Error

D. None of the mentioned

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36.

What will be the output of the given code?

 boolean_2 = !true && (!true || 100 != 5**2)
puts boolean_2

A. True

B. False

C. Error

D. None of the mentioned

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37.

What will be the output of the given code?

 boolean_1 = !(3 < 4 || false) && (false || true)
puts boolean_1

A. True

B. False

C. Error

D. None of the mentioned

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38.
Which of the following are used for comparison?

A. Equal to

B. Not equal to

C. Less than or greater than

D. All of the mentioned

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39.

What is the output of the given code?

a = 22.5
while a >11.5
  puts a
  a-=3.5
  end

A. 22.5 19.0 15.5 12.0

B. 22.5 11.5

C. 100..5

D. None of the mentioned

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40.

What is the output of the given code?

counter = 100
while counter > 0
  puts counter
  counter/=5
  end

A. 100 20 4

B. 100 20 5

C. 100..5

D. None of the mentioned

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31.
The given two expression means the same.

`counter=counter+1 and counter++`

Answer & Solution

32.
What is the output of the given code?

`a = 5 b=10 while (a <10 || b<20)&&true puts a*b a+=2 b+=2 end`

Answer & Solution

33.
The boolean operator && only result in true when both the values are true?

Answer & Solution

34.
What will be the output of the given code?

`boolean_1 = !(700 / 10 == 70) puts boolean_1`

Answer & Solution

35.
What will be the output of the given code?

`boolean_1 = 77 < 78 && 77 < 77 puts boolean_1`

Answer & Solution

36.
What will be the output of the given code?

`boolean_2 = !true && (!true || 100 != 5**2) puts boolean_2`

Answer & Solution

37.
What will be the output of the given code?

`boolean_1 = !(3 < 4 || false) && (false || true) puts boolean_1`

Answer & Solution

38.
Which of the following are used for comparison?

Answer & Solution

39.
What is the output of the given code?

`a = 22.5 while a >11.5 puts a a-=3.5 end`

Answer & Solution

40.
What is the output of the given code?

`counter = 100 while counter > 0 puts counter counter/=5 end`

Answer & Solution

Operators in Ruby MCQ question and answer with solution | Ruby Programming MCQs

31. The given two expression means the same. counter=counter+1 and counter++

Answer & Solution

32. What is the output of the given code? a = 5 b=10 while (a <10 || b<20)&&true puts a*b a+=2 b+=2 end

Answer & Solution

33. The boolean operator && only result in true when both the values are true?

Answer & Solution

34. What will be the output of the given code? boolean_1 = !(700 / 10 == 70) puts boolean_1

Answer & Solution

35. What will be the output of the given code? boolean_1 = 77 < 78 && 77 < 77 puts boolean_1

Answer & Solution

36. What will be the output of the given code? boolean_2 = !true && (!true || 100 != 5**2) puts boolean_2

Answer & Solution

37. What will be the output of the given code? boolean_1 = !(3 < 4 || false) && (false || true) puts boolean_1

Answer & Solution

38. Which of the following are used for comparison?

Answer & Solution

39. What is the output of the given code? a = 22.5 while a >11.5 puts a a-=3.5 end

Answer & Solution

40. What is the output of the given code? counter = 100 while counter > 0 puts counter counter/=5 end

Answer & Solution

31.
The given two expression means the same.

`counter=counter+1 and counter++`

32.
What is the output of the given code?

`a = 5 b=10 while (a <10 || b<20)&&true puts a*b a+=2 b+=2 end`

33.
The boolean operator && only result in true when both the values are true?

34.
What will be the output of the given code?

`boolean_1 = !(700 / 10 == 70) puts boolean_1`

35.
What will be the output of the given code?

`boolean_1 = 77 < 78 && 77 < 77 puts boolean_1`

36.
What will be the output of the given code?

`boolean_2 = !true && (!true || 100 != 5**2) puts boolean_2`

37.
What will be the output of the given code?

`boolean_1 = !(3 < 4 || false) && (false || true) puts boolean_1`

38.
Which of the following are used for comparison?

39.
What is the output of the given code?

`a = 22.5 while a >11.5 puts a a-=3.5 end`

40.
What is the output of the given code?

`counter = 100 while counter > 0 puts counter counter/=5 end`