Coding-Decoding
Important Instructions
If COOL is coded as DQRP, then write the code for HOT
Answer: B
In COOL, first letter is increased by 1, second by 2, third by 3 and so on.
So HOT will be coded as,
H+1 I
O+2 Q
T+3 W
So,
it will be IQW
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If ROSE is coded as 6821, CHAIR is coded as 73456 and PREACH is coded as 961473, what will be the code for SEARCH ?
Answer: B
The alphabets are coded as shown :
So, in SEARCH,
S ia coded as 2,
E as 1,
A as 4,
R as 6,
C as 7,
H as 3.
Thus, the code for SEARCH is 214673
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If GIVE is coded as 5137 and BAT is coded as 924, how is GATE coded ?
Answer: C
The alphabets are soded as shown :
| G | I | V | E | B | A | T |
| 5 | 1 | 3 | 7 | 9 | 2 | 4 |
So, G is coded as 5,
A as 2,
T as 4 and
E as 7.
Thus, the code fro GATE is 5247.
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If in a certain language if ENTRY is coded as 12345 and STEADY is coded as 931785, then state which is the correct code for below word. TENANT
Answer: D
The alphabets are soded as shown :
| E | N | T | R | Y | S | A | D |
| 1 | 2 | 3 | 4 | 5 | 9 | 7 | 8 |
T is coded as 3
E as 1,
N as 2 and
A as 7.
So, TENANT is coded as 312723.
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In a certain code language, '3a, 2b, 7c' means 'Truth is Eternal';
'7c, 9a, 8b, 3a' means 'Enmity is not Eternal' and
'9a, 4d, 2b, 8b' means 'Truth does not perish'.
Which of the following means 'enmity' in that language ?
Answer: C
In the second and third statements, the common code is '9a' and the common word is 'not'.
So, '9a' means 'not'.
In the first and second statements, the common codes are '7c' and '3a' and the common words are 'is' and 'Eternal'.
So, in the second statement, '8b' means 'enmity'.
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Acording to a military code, SYSTEM is SYSMET and NEARER is AENRER. What is the code for FRACTION ?
Answer: D
The letter is the first half and the letter half of the word are separately reversed to obtain the code.
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(A) '134' means 'you are well';
(B) '758' means 'they go home';
(C) '839' means 'we are home';
Which of the statements can be dispensed with while answering the above question?
Answer: A
We can find the code for 'home' from the second and third statements.
For finding the code for 'they', we need the code for 'go' which cannot be determined from the given data.
Clearly, statement A is not necessary.
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In a certain code, TOGETHER is written as RQEGRJCT. In the same code, PAROLE will be written as,
Answer: C
The letters at the odd positions are moved two steps backward and the letters at even positions are moved two steps forward to get the value.
So PAROLE will be NCPQJG
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Topics
- Analogy
- Classification
- Series Completion
- Coding-Decoding
- Blood Relation
- Direction Sense Test
- Linear Seating Arrangement
- Circular Seating Arrangement
- Alphabet Test
- Number, Ranking and Time Sequence Test
- Arithmetical Reasoning
- Data Sufficiency
- Decision Making
- Statement – Arguments
- Statement – Assumptions
- Statement – Courses of Action
- Syllogisms
- Statement – Conclusions
- Theme Detection