LETTER CODING:
Letter coding is a common type of problem in reasoning, particularly in entrance exams and aptitude tests. This type of problem involves coding or decoding a word or phrase using a specific set of letters or symbols. Letter coding can be challenging but with the right approach, it can be solved easily. In this article, we will discuss the basics of letter coding and provide some useful tips for solving letter coding problems.
Letter Coding Basics:
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Letter coding involves replacing a word or phrase with a set of letters or symbols. The process of replacing letters with other letters or symbols is called encoding. For example, the word “cat” can be encoded as “zep” using a specific set of letters or symbols.
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To solve letter coding problems, you need to understand the rules of encoding and decoding. These rules can be based on alphabetical order, positional values, or other patterns. For example, a common rule in letter coding is to replace each letter with the letter that is a certain number of places away from it in the alphabet. This is known as the Caesar cipher and is one of the oldest and simplest forms of encryption.
Tips for Solving Letter Coding Problems:
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Look for Patterns:The first step in solving a letter coding problem is to look for patterns. This can include patterns in the letters or symbols used, the position of the letters, or the number of letters used. Once you identify a pattern, you can use it to decode the word or phrase.
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Pay Attention to Position:The position of the letters in the word or phrase can be important in letter coding problems. For example, if a letter is always replaced by a letter that is a certain number of positions away from it in the alphabet, you can use the position of the letter to determine the encoding pattern.
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Consider Alternatives: In some cases, there may be more than one possible encoding for a given word or phrase. When this happens, it can be helpful to consider alternative encodings and test them to see if they work.
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Practice, Practice, Practice: As with any skill, the key to mastering letter coding is practice. The more you practice, the more familiar you will become with the patterns and rules used in letter coding problems. This will make it easier to solve these types of problems quickly and accurately.
EXERCISE-1
1) If RATION = PQWLYB and SAT = MQW then STATION is coded as
a) WYBQFPL
b) BSWQMPY
c) MWQWLYB
d) MQWBYLW
Ans: C
2) If R is written as A , O as L , P as S , E as V , W as X , then POWER is written as
a) ALSVX
b) XVSLA
c) SLXVA
d) AVXLS
Ans: C
3) If KITE is coded as ETIK then WATER is coded as
a) TAWER
b) REWAT
c) RTEAW
d) RETAW
Ans: D
4) If KEROSINE is coded as ABCDFHIB then ROSE is coded as
a) ABCD
b) CDFB
c) BFDC
d) DCBA
Ans: B
5) If LETTER is coded as PXWWXY and RAT is coded as YZW then TEAR is written as
a) WXZY
b) WXYZ
c) WYXZ
d) WZXY
Ans: A
