Coding - Decoding PDF
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This document provides coding and decoding practice questions and answers. It covers various types of coding and decoding techniques, including alphabetical coding, positional value coding, forward and backward coding, cross patterns, reverse order coding, direct coding and illogical coding. Solutions for coding and decoding problems are also presented.
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## CODING - DECODING ### Direct Coding - Alphabet - Number - Mixed ### Indirect Coding - Mixed/chinex - Position ### Alphabet Coding #### Opposite Alphabet | Alphabet| Opposite | |---|---| | A - Z| A to Z | | B - Y| Boy| | C - X| Crox| | D - W| Dew| | E - V| Even| | F - U| Fun| | G - T| GT r...
## CODING - DECODING ### Direct Coding - Alphabet - Number - Mixed ### Indirect Coding - Mixed/chinex - Position ### Alphabet Coding #### Opposite Alphabet | Alphabet| Opposite | |---|---| | A - Z| A to Z | | B - Y| Boy| | C - X| Crox| | D - W| Dew| | E - V| Even| | F - U| Fun| | G - T| GT road| | H - S| High School| | I - R| Indian Railway | | J - Q| Jaipur Queen| | K - P| Kapur| | L - O| Love| | M - N| Man| #### Remembering Tricks - A - Z and Z - A - Letter and Number ( A - 1, B - 2, C - 3...) ### Position Value #### Remembering Trick | Alphabet| Position| |---|---| | E| 5| | J| 10| | D| 15| | T| 20| | Y| 25| | A - A| 1| | B - B| 2| | C - C| 3| | D - D| 4| | E - E| 5| | F - F| 6| | G - G| 7| | H - H| 8| | I - I| 9| | J - J| 10| | K - K| 11| | L - L| 12| | M - M| 13| | N - N| 14| | O - O| 15| | P - P| 16| | Q - Q| 17| | R - R| 18| | S - S| 19| | T - T| 20| | U - U| 21| | V - V| 22| | W - W| 23| | X - X| 24| | Y - Y| 25| | Z - Z| 26| ## Types 1. Forward | Backward 2. Cross Pattern 3. Reverse Order 4. Opposite Alphabet 5. Direct Coding 6. Illogical Coding ### 1. Forward | Backward - W I 15 18 20 8 R T H | 19 13 16 12 5 S A M P L E - +3 +3 +3 +3 -1 -3 -3 -3 -3 -3 -4 -5 -6 - Z R 18 23 18 11 R W K | 18 10 12 9 4 Y R Y L G Y - 26 18 18 23 18 11 | 18 25 19 20 19 25 - K E Y S 11 8 25 19 | B E S T 2 5 19 20 - +2 +2 +2 -1 | +1 +4 +1 +4 -10 - M D A R 13 4 1 18 | C I B J 3 9 2 10 ### 2. Cross Pattern - M O T H E R| F A T H E R - X X X X X| X X X X X - L N S G I V| Z U S G I V ### 3. Reverse Order - (i) FATHER | SON - REHTAF | NDS - (ii) P U N C H| C R A C K - I D O V Q | L D B B S D ### 4. Opposite Alphabet - G O A L | R E A L - X X X| X X X - T L Z O | I N Z O - R I G H T | W R O N G - X X X X X| X X X X X - I R T S G | N I L M T ### 5. Direct Coding - A L P H A | B E T A - X Y Z C X| N D O X ### 6. Illogical Coding - 1 2 3 4 5 6 | 1 2 3 4 5 6 - A B R O D A | A C T I V E - D R O B A B| E T I C A V - 6 3 4 2 1 5| G 3 4 2 1 5 ### Ascending | Descending Order - 18 9 7 8 20 R I G H T | 7 8 9 18 20 G H I R T (Ascending Order) - 23 18 15 14 7 W R O N G | 7 14 15 18 23 G N O R W (Ascending Order) - 19 13 16 12 5 S A M P L E| 5 12 13 16 19 A E L M P S (Ascending Order) - 23 18 15 20 8 W O R T H | 23 20 18 15 8 W T R O H (Descending Order)
