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Home Aptitude Sequential Output Tracing Comments

  • Question
  • An electronic device rearranges numbers step-by-step in a particular order according to set of rules. The device stops when the final result is obtained. Input: 84 15 35 04 18 96 62 08 Step 1: 96 84 15 35 04 18 62 08 Step 2: 96 84 62 15 35 04 18 08 Step 3: 96 84 62 35 15 04 18 08 Step 4: 96 84 62 35 18 15 04 08 Step 5: 96 84 62 35 18 15 08 04 And Step 5 is the last step for this input. Now, find out an appropriate step in the following question following the above rule. Question: Input: 16 09 24 28 15 04 What will be the third step for this input ?


  • Options
  • A. 28 24 15 16 04 09
  • B. 28 24 16 15 09 04
  • C. 24 28 15 16 09 04
  • D. 28 24 16 15 04 09

  • Correct Answer
  • 28 24 16 15 09 04 

    Explanation

    Carefully obsrving the given arrangement, we find the following pattern:
    We observe that the given numbers are arranged in descending order (from left to right), altering the position of only one number in each step, followed by the other numbers as it is. The process continues till the whole set of numbers is arranged in the descending order.

    Step1: 28 16 09 24 15 04
    Step2: 28 24 16 09 15 04
    Step3: 28 24 16 15 09 04

    Hence, the answer is B

  • Tags: Bank Exams, CAT, GATE, GRE, Bank Clerk, Bank PO

    Sequential Output Tracing problems


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    • 1. A word arranging device rearranges words step-by-step in a particular order according to set of rules. The device stops when the final result is obtained. Input: but going for crept te light sir Step 1: crept but going for te light sir Step 2: crept going light but for te sir Step 3: crept going light but for sir te And Step 3 is the last step for this input. Now, find out an appropriate step in the following question following the above rules. Question: Input: more fight cats cough sough acts idea What will be the last step for this input ?

    • Options
    • A. cough fight sough acts cats idea more
    • B. cough fight sough acts cats more idea
    • C. cough more fight sough acts idea cats
    • D. none of these
    • Discuss
    • 2. -20 , -16 , -12 , -8 .... In the sequence above, each term after the first is 4 greater than the preceding term. Which of the following could not be a term in the sequence?

    • Options
    • A. 220
    • B. 440
    • C. 668
    • D. 762
    • Discuss
    • 3. A word arrangement machine, When given an input line of words, rearranges it in every step following a certain rule. Following is an illustration of an input line of words and various steps of rearrangement. Input: gone are take enough brought station Step 1: take gone are enough brought station Step 2: take are gone enough brought station Step 3: take are station gone enough brought Step 4: take are station brought gone enough And Step 4 is the last step for this input. Now, find out an appropriate step in the following question following the above rule. Question: Input: car on star quick demand fat What will be the third step for this input ?

    • Options
    • A. star car demand quick on fat
    • B. star quick car demand on fat
    • C. star car quick demand on fat
    • D. none of these
    • Discuss
    • 4. An electronic device when fed with the numbers, rearranges them in a particular order following certain rules. The following is a step-by-step process of rearrangement for the given input of numbers. Input :- 85 16 36 04 19 97 63 09 Step I :- 97 85 16 36 04 19 63 09 Step II :- 97 85 63 16 36 04 19 09 Step III :- 97 85 63 36 16 04 19 09 Step IV :- 97 85 63 36 19 16 04 09 Step V :- 97 85 63 36 19 16 09 04 (for the given input step V is the last step). Which of the following will be the last step for the given input ? Input :- 03 31 43 22 11 09

    • Options
    • A. IV
    • B. V
    • C. VI
    • D. None of these
    • Discuss
    • 5. Which of the following is definitely true?

    • Options
    • A. D is second to the left of H
    • B. A is second to the right of E
    • C. C is to the immediate right of B
    • D. E is to the immediate left of C
    • Discuss
    • 6. The first term in a sequence is 1 and the second term is 5. From the third term on each term is the average (arithmetic mean) of all preceding terms. What is the 25th term in the sequence?

    • Options
    • A. 2.5
    • B. 3
    • C. 5
    • D. 2.5
    • Discuss
    • 7. Six family members Pankaj, Gopi, Chetan, Dinesh, Akash and Vyom are standing around a circular table. Gopi is between Vyom and Chetan. Pankaj is between Akash and Dinesh. Vyom is to the immediate right of Dinesh. Who is opposite to Dinesh?

    • Options
    • A. Pankaj
    • B. Chetan
    • C. Vyom
    • D. Gopi
    • Discuss
    • 8. From the given alternatives, select the word which CANNOT be formed using the letters of the given word. Threatened

    • Options
    • A. Heart
    • B. Detain
    • C. Treat
    • D. Heated
    • Discuss
    • 9. Arrange the following words as per order in the dictionary 1. Assassination 2. Association 3. Assimilate 4. Assimuthual

    • Options
    • A. 1,2,3,4
    • B. 1,3,2,4
    • C. 1,3,4,2
    • D. 2,3,1,4
    • Discuss
    • 10. There are five girls - R, S, T, P and Q sitting in a row facing north. T is sitting exactly in the middle of the row. Q is sitting to the immediate right and immediate left of P and T respectively. S is not sitting at the extreme end. Who is sitting third to the left of R?

    • Options
    • A. P
    • B. Q
    • C. S
    • D. T
    • Discuss


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