Reasoning · Chapter 21
Input-Output PYQs
Read the last step first, find what moves, and the machine has no secret left.
Numbers: Lift-and-Insert Sorting (Ascending, Descending, Alternating) 6 PYQs
- A machine rearranges numbers by moving the largest number to the last place in the first step. Input: 2, 5, 1. What is the output after the first…SSC Stenographer 2026 · 15 Sep 2026
- Input: 40 10 60 20 30. Step 1: 10 40 60 20 30. Step II: 10 20 40 60 30. Step III: 10 20 30 40 60. Last Step: 10 20 30 40 60. Based on the process…SSC Stenographer 2025 · 08 Aug 2025
- A definite Input-Output process is given below. Study the arrangement rules carefully for the given input and follow them to answer the questions…SSC Stenographer 2025 · 08 Aug 2025
- In each step the largest of the numbers not yet fixed is lifted to the next free place on the left; the numbers it jumps over move one place to the…Other exams
- In each step the largest of the numbers not yet fixed is lifted to the right-most free place; the numbers it jumps over move one place to the left.…Other exams
- A machine rearranges numbers. In each step one number is lifted to the next free place from the left and the numbers it jumps over move one place to…Other exams
Words and Numbers Together: Alternating and Two-Lane 11 PYQs
- Input: 93 box 27 pink 46 green 18. Step 1: box 93 27 pink 46 green 18. Step 2: box 93 green 27 pink 46 18. Step 3: box 93 green 46 27 pink 18. Step…SSC Stenographer 2025 · 07 Aug 2025
- Input: cat 28 dog 43 bat 59 Step 1: 59 cat 28 dog 43 bat Step 2: 59 bat cat 28 dog 43 Step 3: 59 bat 43 cat 28 dog Step 4: 59 bat 43 dog cat 28 What…SSC Stenographer 2025 · 08 Aug 2025
- इनपुट: 93 box 27 pink 46 green 18 चरण 1: box 93 27 pink 46 green 18 चरण 2: box 93 green 27 pink 46 18 चरण 3: box 93 green 46 27 pink 18 चरण 4: box…SSC Stenographer 2025 · 07 Aug 2025
- A word-and-number arrangement machine rearranges the given input step, the smallest number is shifted to the leftmost side, and the alphabetically…SSC Stenographer 2025 · 07 Aug 2025
- Input: 85 kite 23 lamp 62 brush. Step 1: brush 85 kite 23 lamp 62 Step 2: brush 85 kite 62 23 lamp Step 3: brush 85 kite 62 lamp 23 Which of the…SSC Stenographer 2025 · 06 Aug 2025
- A word-and-number arrangement machine rearranges a given input following a specific rule in each step. The rule involves moving the alphabetically…SSC Stenographer 2025 · 07 Aug 2025
- A word-and-number arrangement machine rearranges a given input following a specific rule in each step. The rule involves moving the alphabetically…SSC Stenographer 2025 · 07 Aug 2025
- Input: blue 42 rose 71 violet 13 orange. Which of the following would be Step 3 if the logic is: i Step 1: Alphabetical arrangement of words i from…SSC Stenographer 2025 · 06 Aug 2025
- A machine arranges a line of words and numbers. In every step one item is brought to the next free place from the left, and all other items keep…Other exams
- A machine arranges a line of words and numbers. In every step one item is brought to the next free place from the left, and the others keep their…Other exams
- A machine arranges a line of words and numbers. In every step one item is brought to the next free place from the left, and the others keep their…Other exams
Words, Letters and Mixed Kinds [New Pattern for mixed kinds] 2 PYQs
- A machine arranges names by the number of letters, fewer letters first; names with the same number of letters go in alphabetical order. In each step…Other exams
- A machine arranges letters and digits. All the letters come first in reverse alphabetical order (Z to A), followed by all the digits in ascending…Other exams
Swap Machines and Centre Placement 2 PYQs
- In each step the smallest of the numbers not yet fixed is brought to the next place from the left. Study Step I and decide how the machine moves the…Other exams
- In each step the largest of the numbers not yet fixed is moved to the right-most free place. Study Step I to see how the machine moves numbers. A…Other exams
Arithmetic Machines [New Pattern]: Each Number, Adjacent Pairs, Letter-Digit Shifts 2 PYQs
- A machine changes every number of a line in each step. Input: 59 84 76 38 Step I: 14 12 13 11 Step II: 196 144 169 121 Step III is made with the…Other exams
- A machine works on adjacent numbers of a line in each step. Input: 21 8 17 5 14 9 Step I: 13 9 12 9 5 Step II: 22 21 21 14 Step III is made with the…Other exams