Question

In this question, a group of number/symbol is coded using letter codes as per the codes given below and the conditions which follow. The correct combination of codes following the conditions is your answer. If none of the conditions follow, then codes for the respective Number/Symbol to be followed directly as given in the table.
Number/symbol
3
$
5
1
@
%
2
&
+
7
#
8
4
6
Code
W
I
D
M
O
H
Z
T
G
S
U
E
X
V
Conditions:
(i) If both first and last elements are symbols, the codes for these two (the first and the last elements) are to be interchanged.
(ii) If the first element is an odd number and the last an even number, the first and last elements are to be coded as ©.
(iii) If both second and third elements are perfect squares, the third element is to be coded as the code for the second element.
What is the code for the following number-symbol group?
3 % @ 1 4

Asked in RRB NTPC Graduate CBT 2 · 2026
Conditional Matrix · Logical Reasoning
Exam PYQ4 Options
Logical ReasoningCoding DecodingConditional MatrixRRB NTPC Graduate CBT 22026
💡
Quick Revision

The same letter can receive different symbols when it occupies different matrix positions.

Correct AnswerCorrect option for this question
Option D — © H O M ©

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Questions Asked from Conditional Matrix Coding in Previous Exams

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13UPSC Questions Asked in These Years:2010, 2011, 2012, 2015, 2016, 2017, 2018, 2019, 2021, 2022, 2023, 2024, 2026
10SSC Questions Asked in These Years:2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
3Railways Questions Asked in These Years:2022, 2024, 2025
12State PSC Questions Asked in These Years:2002, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Conditional Matrix Coding has appeared in 38 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
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