UGC NET Coaching

1. Coding and Decoding
Nimisha Nandan
PhD Scholar
Central University of Kerala

2. Coding
• Letter coding
• Number coding
• Symbol coding
• Mixed coding

3. Letter coding
• Analogy
• Split by half
• Grammar Coding
• Shifting Letters

4. Coding by Analogy
• Analogy means Similarity
same letters

5. • GALAXY is coded as BCDCLO and SILVER is HMDNUZ , Then SAVAGE
is -----?
G A L A X Y S I L V E R SAVAGE
B C D C L O H M D N U Z HCNCBU

6. Split by half
A B C D E F G H I J K L M
Z Y X W V U T S R Q P O N

7. M E N D E L S O N is coded as
N V M W V O H L M , then find the code for REASONING?
R E A S O N I N G is
I V Z H L M R M T

8. GRAMMAR CODING
Vowels Consonants
• Aeiou BcdJ. . . .

9. A P P L E is coded as
B O O K F , then find the code for ORANGE?
O R A N G E
P Q B M F F
Vowels +1
Consonants -1

10. Shifting Letters
• Case 1: instead of shifting each letter , letters are moved
• If PEACE is coded as ECAEP ,then find the code for REASONING
• P E A C E
• E C A E P

11. R E A S O N I N G
G N I N O S A E R

12. Case
• letters are shifted as well , As their positions are moved

13. Remember the code EJOTY
E is 5
J is 10
O is 15
T is 20
Y is 25

14. Number coding
Either Numerical code values are assigned to a word or alphabetical
code letters are assigned to a number

15. • If in a certain language HOTEL is coded as 60 ,then find the code for
BORE ?
• H O T E L 60
8 + 15 + 20 +5 + 12 60
• B O R E
2 + 15 + 18 + 5 40

17. • C A T 3+1+20 = 24
• B A T 2+1+20=23

19. • TOWER 20+15+23+5+18 = 81
POWER 16+15+23+5+18=77
• MAN 13 +1 +14=28
• CHILD 3+8+9+12+4+=36

20. • If in a certain language HOTEL is coded as 60 ,then find the code for
BORE ?
• H O T E L
8 + 15 + 20 +5 + 12 = 60
• B O R E
2 + 15 + 18 + 5 = 40

21. • If in a certain language HOTEL is coded as 300 ,then find the code for
BORE ?
• H O T E L
8 + 15 + 20 +5 + 12 = 60
60 * 5 = 300
• B O R E
2 + 15 + 18 + 5 = 40
40 * 4 = 160

22. Shifting Letters
If COURSE is coded as FRXUVH ,then find the code for RACE
• C +3 F
• O +3 R
• U +3 X
Ans. UDFH
Movement

23. • If COMPUTER is coded as RFUVQNPC ,then find the code for
M E D I C I N E
E O J D J E F M

24. SUBSTITUTION/ FICTITIOUS METHOD
• bi nie pie some good jokes
• nie bat lik some real stories
• pie lik tol many good stories
jokes : ?

25. • If ENTRY is coded as 1234 5 STEADY is coded as 931785 find the
code for TENANT ?
E N T R Y
1 2 3 4 5
S T E A D Y
9 3 1 7 8 5
T E N A N T
3 1 2 7 2 3

27. • Nee po tam Boys are studying
• Me tam sam Grapes are sour
• Ism po me Boys eat grapes

29. • Pit nae tom Apple is green
• Nae ho tap Green and white
• Ho tom ka Shirt is white

42. Number coding
• 3 : 11 : : 7 : ?
A) 22 B) 29 C) 18 D)51
32 + 2 = 11 : : 72 + 2 = 51

43. • 123 : 4 : : 726 : --- ?
A) 15 B) 16 C) 13 D)12
12/3 = 4 : : 72/6 = 12