Input & Output Questions and Answers

Input and Output questions mostly comprise 4-5 marks in the Reasoning Ability and General Intelligence section of the various Government exams conducted across the country.

The Machine input and output questions are lengthy, time taking and slightly complex. So, to ensure that a candidate makes no error in these questions, it is important that one spends more time in practising them. 

In this article, we bring to you 25+ Input and Output questions along with their solutions for candidates to prepare themselves and also to enable them to analyse the concept even better.

Input and Output Question and Answers PDF:-Download PDF Here

Interested aspirants can also check the various other logical reasoning concepts in the links mentioned below:

Input-Output Questions

It is important that a candidate first understands the concept and then starts solving questions so that he/she does not get stuck in the middle while solving a question. To know more about logical reasoning topics, candidates can visit the linked article.

Thus, candidates can get tips, tricks and learn more about the input-output concept at the linked article. 

Given below are the solved input-output questions for candidates preparation purpose. Solving these will help them get quicker with answering the questions based on this topic and reduce the chances of making mistakes.

Directions (Q1 – Q5): Study the information given below carefully and answer the following questions:

When a machine is given an input which includes a line of words and numbers, the output received in arranged in a particular manner. Given below is an illustration of input along with the steps followed to get its output

Input: 34 lights ink 56 78 online defeat 99 orange range 87 22

Step I: 22 34 lights ink 56 78 online 99 orange range 87 defeat

Step II: 34 22 lights 56 78 online 99 orange range 87 defeat ink

Step III: 56 34 22 78 online 99 orange range 87 defeat ink lights

Step IV: 78 56 34 22 99 orange range 87 defeat ink lights online

Step V: 87 78 56 34 22 99 range defeat ink lights online orange

Step VI: 99 87 78 56 34 22 defeat ink lights online orange range

And step Vi is the final step of the above input. Now, based on the same pattern, find the output for the input given below.

Input: 67 54 thankful message listing 23 45 known booklist 90 quit 88

Q 1. How many steps will be required to get the final output?

1. Three
2. Eight
3. Seven
4. Six
5. Five

Q 2. Which of these will be the 3rd step?

1. 54 45 23 67 thankful message 90 quit 88 booklist known listing
2. 45 23 54 67 thankful message 90 quit known listling booklist 88
3. 23 67 54 thankful message listing 45 known 90 quit 88 booklist
4. 23 67 54 thankful message listing 45 known 90 quit 88 booklist
5. 54 45 23 67 thankful 90 quit 88 message booklist known listing

Q 3. What will be the 4th element from left in the 2nd step of the output?

1. Thankful
2. 45
3. 54
4. Quit
5. Booklist

Q 4. Which element will be sixth to the left of the 2nd element from right in Step VI?

1. 23
2. 88
3. 45
4. Booklist
5. Listing

Q 5. What is the position of the word “known” in Step II?

1. Right end of the line
2. Left end of the line
3. Second element from the left end of the line
4. Second element from the right end of the line
5. None of the above

Other Government Exam Preparation Related Links:

Directions (Q6 – Q10): A machine input rearrangement is given below. Study and analyse the input and its steps and answer the following questions:

Input: 32 55 65 78 90 34 21 44 61 91 77

Step I: 12 32 55 65 78 90 34 44 61 77 19

Step II: 23 12 55 65 78 34 44 61 77 19 09

Step III: 43 23 12 55 65 44 61 77 19 09 87

Step IV: 44 43 23 12 55 65 61 19 09 87 77

Step V: 55 44 43 23 12 61 19 09 87 77 56

Step V: is the final step for the above input. Now, following a similar pattern, find output for the given input.

Input: 76 67 84 70 33 32 21 12 34 97 28

Q 6. Which will be the second number from the right end of the line in Step III?

1. 23
2. 43
3. 79
4. 48
5. 07

Q 7. How many steps shall be required to find the final answer?

1. Three
2. Four
3. Six
4. Seven
5. Five

Q 8. Which of these is Step V?

1. 33 23 82 12 21 34 79 48 67 07 76
2. 82 12 21 67 70 33 32 34 79 48 67
3. 33 32 28 12 21 34 97 84 76 70 67
4. 97 84 76 70 67 33 32 82 12 21 
5. None of the above

Q 9. Which is the 5th number in Step I from the left end of the line?

1. 33
2. 32
3. 21
4. 70
5. 97

Q 10. Which step is “82 12 21 67 70 33 32 34 79 48 67”?

1. Step V
2. Step III
3. Step IV
4. Step I
5. Step II

Directions (Q11 – Q15): Analyse the data given below and answer the following questions:

Input: box books balloon begin blossom bloom back belong

Step I: blossom box books balloon begin bloom back belong

Step II: bloom blossom box books balloon begin back belong

Step III: box bloom blossom books balloon begin back belong

Step IV: books box bloom blossom balloon begin back belong

Step V: begin books box bloom blossom balloon back belong

Step VI: belong begin books box bloom blossom balloon back

Step VII: balloon belong begin books box bloom blossom back

Step VIII: back balloon belong begin books box bloom blossom

Based on this, find the output for the input given below.

Input: rural ride revise rotate rule race rabbit register

Q 11. How many steps are required to get the final output?

1. Eight
2. Nine
3. Seven
4. Six
5. Ten

Q 12. What is the 3rd word from the left in step VI?

1. Register
2. Race
3. Rabbit
4. Revise
5. Rural

Q 13. What is the position of “rural” in Step III?

1. 2nd from the right end
2. 4th from the left end
3. 4th from the right end
4. 3rd from the left end
5. Exactly in the centre of the line

Q 14. Which word is second to the right of the fifth word from the left in Step VI?

1. Rotate
2. Rabbit
3. Race
4. Rural
5. Ride

Q 15. Which step is “revise ride rotate rule rural race rabbit register”?

1. Step VI
2. Step V
3. Step IV
4. Step II
5. Step III

Directions (Q16 – Q20): A machine rearrangement gave input with both numbers and words in a particular set of rules in step by step. Based on the input given below, answer the questions following it.

Input: glass 12 42 kite lights 66 numbers 11 68 pilot

Step I: 68 pilot glass 12 42 kite lights 66 numbers 11

Step II: 66 numbers 68 pilot glass 12 42 kite lights 11

Step III: 42 kite 66 numbers 68 pilot glass 12 lights 11

Step IV: 12 lights 42 kite 66 numbers 68 pilot glass 11

Step V: 11 glass 12 lights 42 kite 66 numbers 68 pilot

And Step V is the last step

Now, based on the above machine arrangement, solve the input given below:

Input: 23 height pencil 54 89 wage loop 61 92 merge

Q 16. Which of the following is the last step?

1. 92 wage 23 height pencil 54 89 loop 61 merge
2. 23 height 54 loop 61 merge 89 pencil 92 wage
3. 89 pencil 92 wage 23 height 54 loop 61 merge
4. 61 merge 89 pencil 92 wage 23 height 54 loop
5. 54 loop 61 merge 89 pencil 92 wage 23 height

Q 17. How many steps are required get the final result?

1. Six
2. Seven
3. Three
4. Four
5. Five

Q 18. What is the 3rd element from left in Step III?

1. Pencil
2. Height
3. 89
4. 61
5. Wage

Q 19. Which of these is the 2nd step?

1. 61 merge 89 pencil 92 wage 23 height 54 loop
2. 89 pencil 92 wage 23 height 54 loop 61 merge
3. 89 wage 92 loop height 23 54 merge 61 pencil
4. None of the above
5. Cannot be determined

Q 20. In step IV, which is the 3rd element to the left of the 3rd element from right?

1. Wage
2. Pencil
3. 61
4. 54
5. 89

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Directions (Q21 – Q24): Study the information given below and answer the following questions:

Input: treat win celebrate house game sports trophy

Step I: win treat celebrate house game sports trophy

Step II: win trophy treat celebrate house game sports

Step III: win trophy treat sports celebrate house game

Step IV: win trophy treat sports house celebrate game

Step V: win trophy treat sports house game celebrate

And Step V is the final step.

Based on the pattern followed above, find the output for the given input:

Input: green yellow blue orange red purple white 

Q 21. How many steps are required to get the final output?

1. Six
2. Seven
3. Five
4. Four
5. Nine

Q 22. Which word is exactly in between orange and purple in step II?

1. Red
2. White
3. Yellow
4. Blue
5. Green

Q 23. What is the position of yellow in Step IV?

1. 3rd from left end
2. 3rd from right end
3. 4th from left end
4. 2nd from left end
5. Extreme right end

Q 24. Which of these will be Step II?

1. white yellow green blue orange red purple
2. white yellow blue green orange purple red
3. Yellow white blue green orange red purple
4. Red purple blue green white yellow orange
5. Orange white yellow green blue red purple

To check the answers to the input and output questions given above, candidates can check the PDF below:

Input and Output Question and Answers PDF:-Download PDF Here

You can also check out the Video on Reasoning- Input/Output for conceptual clarity even better-

Solving more and more from each topic will boost candidates confidence and make them even more prepared for the upcoming competitive exams. 

The machine input-output questions are most commonly asked in the banks, SSC, RRB and insurance exams and candidates who are appearing or preparing for the same can refer to the sample questions given above.

For any further questions regarding the syllabus, exam information, preparation tips or study material, refer BYJU’S.