Input-Output

Machine input arrangement and step-based problems.

Study notes are still being prepared.

Don't wait — Shishya can teach you this topic right now, on demand.

Ask Shishya to teach this →

Need more? Ask Shishya

Shishya is your personal tutor for this topic. Pick a starter or open a free chat.

Go deeper on this topicGo deeper on Input-Output for GJ Police PC — examples and edge cases I should know.
Show me exam shortcutsGive me 3 fastest shortcuts to solve Input-Output questions in the exam.
What mistakes should I avoid?What are the most common mistakes students make on Input-Output? How do I avoid them?
Quiz me adaptivelyQuiz me on Input-Output — start with one easy question, then go harder based on how I answer.

Open Shishya tutor →

Practice this topic

Take a full mock →

Q1 · Input-Output · MEDIUM
A word and number arrangement machine when given an input line of words and numbers rearranges them following a particular rule in each step. The following is an illustration of input and rearrangement. Input: 45 book 32 pen 18 chair 27 Step I: 18 45 book 32 pen chair 27 Step II: 18 27 45 book 32 pen chair Step III: 18 27 32 45 book pen chair Step IV: 18 27 32 book 45 pen chair Step V: 18 27 32 book chair 45 pen Step V is the last step of the rearrangement. As per the rules followed in the above steps, find the appropriate step for the given input. Input: 56 table 41 desk 29 lamp 63 Which of the following will be Step III?
Q2 · Input-Output · EASY
A number arrangement machine when given an input of numbers, rearranges them following a particular rule. The following is the illustration of the input and the steps of arrangement. Input: 12 84 45 29 63 51 Step I: 84 12 45 29 63 51 Step II: 84 63 12 45 29 51 Step III: 84 63 51 12 45 29 Step IV: 84 63 51 45 12 29 Step V: 84 63 51 45 29 12 Step V is the last step. What will be Step III for the following input? Input: 35 78 42 91 56 27
Q3 · Input-Output · HARD
Study the following information carefully to answer the question. A word arrangement machine, when given an input line of words, rearranges them following a particular rule in each step. The following is an illustration of input and steps of rearrangement. Input: over 49 25 house 87 chair 13 window Step I: 13 over 49 25 house 87 chair window Step II: 13 25 over 49 house 87 chair window Step III: 13 25 49 over house 87 chair window Step IV: 13 25 49 87 over house chair window Step V: 13 25 49 87 chair over house window Step VI: 13 25 49 87 chair house over window Step VI is the last step of the above input. As per the rules followed in the above steps, which step will be the last step for the following input? Input: 72 paint 38 garden 15 door 91 sofa
Q4 · Input-Output · MEDIUM
A machine rearranges an input of numbers following a certain rule. Study the following illustration: Input: 23 16 38 42 11 29 Step I: 11 23 16 38 42 29 Step II: 11 42 23 16 38 29 Step III: 11 42 16 23 38 29 Step III is the last step for this input. If the input is: 47 32 18 55 26 41, which of the following will be Step II?