Coding and Decoding Questions and Answers





1. If in a certain code language, FLOWER is coded as UOLDVI, then how is TERMINAL coded in that language?
a) FLKPMROZ
b) GVINRMZO
c) RVNIGLKA
d) MNIVGYEO

Answer: b
Explanation: Each letter in the word is replaced by the letter which occupies the same position from the other end of the alphabet, to obtain the code. Thus, A is replaced by Z, B by Y, C by X, D by W and so on.

2. If in a certain language, MADRAS is coded as NBESBT, how is BOMBAY coded in that language?
a) CPNCBX
b) CPNCBZ
c) CPOCBZ
d) CQOCBZ

Answer: b
Explanation: Each letter in the word is moved one step forward to obtain the corresponding letter of the code.

3. If in a certain code, GLAMOUR is written as IJCNMWP and MISRULE is written as OGUSSNC, then how will TOPICAL be written in that code?
a) VMRJECN
b) VMRHACJ
c) VMRJACJ
d) VNRJABJ

Answer: c
Explanation: The first, third and sixth letters of the word are each moved two steps forward; the second, fifth and seventh letters are each moved two steps backward, while the fourth letter is moved one step forward to obtain the corresponding letters of the code.

4. In a certain code, TELEPHONE is written as ENOHPELET. How is ALIGATOR written in that code?
a) ROTAGILA
b) ROTAGAIL
c) ROTAGILE
d) ROTEGILA

Answer: a
Explanation: The letters of the word are written in a reverse order to obtain the code.

5. If SPIDER is written as PSDIRE in a certain code, how would COMMON be written in that code?
a) OCOMMO
b) OCMMNO
c) OCMOMN
d) OCMMON

Answer: b
Explanation: The word is divided into groups of two letters each and then the letters of each group are written in a reverse order.

6. If LIGHT is called MORNING, MORNING is called DARK, DARK is called NIGHT, NIGHT is called SUNSHINE and SUNSHINE is called DUSK, when do we sleep ?
a) Dusk
b) Dark
c) Sunshine
d) Night

Answer: c
Explanation: We sleep at Night and Night is called Sunshine. So, we sleep in Sunshine.

7. If a MAN is called GIRL, GIRL is called WOMAN, WOMAN is called BOY, BOY is called BUTLER and BUTLER is called ROGUE, who will serve in a restaurant ?
a) Butler
b) Woman
c) Man
d) Rogue

Answer: d
Explanation: BUTLER serves in the restaurant and BUTLER is called ROGUE. So, ROGUE will be served in restaurant.

8. If,
(a) QUO CUI HEER means BOY IS GOOD.
(b) LAI QUO MEA means SITA IS FAIR.
(c) RUO LEV MEA means ALL ARE FAIR.
(d) SI HAI CUI means DOG WAS GOOD.
then which of the following words stands for BOY ?
a) Quo
b) Lai
c) Cui
d) Heer

Answer: d
Explanation: By comparing the given codes, we get
QUO means IS and CUI means GOOD, therefore, HEER means BOY.

9. If,
(A) CHIP DIN CHUNK means STUDENT ATTENDS CLASS.
(B) DIN SHUNK DINK means ARJUN IS STUDENT.
(C) JUMP MINK SINK means SCHOOLS ARE GOOD.
(D) DINK MUP CHIMP means TEACHER IS TEACHING.
Then which one of the following is used for Arjun ?
a) Chunk
b) Din
c) Dink
d) Shunk

Answer: d
Explanation: CHIP DIN CHUNK = STUDENT ATTENDS CLASS.

DIN SHUNK DINK = ARJUN IS STUDENT.

Hence, DIN = STUDENT.

DINK MUP CHIMP = TEACHER IS TEACHING.

Hence, DINK = IS.

Therefore, ARJUN = SHUNK.

10. 1 3 4 means GOOD AND TASTY.
4 7 8 means SEE GOOD PICTURES.
7 2 9 means PICTURES ARE FAINT.
Which of the following stand for SEE ?
a) 8
b) 2
c) 9
d) 1

Answer: a
Explanation: 1 3 4 = GOOD AND TASTY.

4 7 8 = SEE GOOD PICTURES.

Hence, 4 = GOOD. (by comparing I and II.)

7 2 9 = PICTURES ARE FAINT.

and 7 = PICTURES.

Therefore, 8 = SEE.

11. If every alternative letter starting from B of the English alphabet is written in small letter, rest all are written in capital letters, how the month 'September' be written as:
a) SeptEMbEr
b) SEpTeMBEr
c) SeptembeR
d) None of these

Answer: d
Explanation:

Since every alternative letter starting from B of the English alphabet is written in small letter, the letters written in small letter are b, d, f, h and so on. And Capital letters are C, E, G so on.
In option first, third and fourth e is written in small letter, so it cannot be the answer And In second option second e is written in small. Therefore, none of above options are satisfy the condition. .


12. If in a certain code, LUTE is written as MUTE and FATE is written as GATE, then how will BLUE be written in that code?
a) CLUE
b) GLUE
c) FLUE
d) SLUE

Answer: a
Explanation: The first letter of the word is moved one step forward to obtain the first letter of the code, while the other letters remain unaltered.

13. In a certain code, FAVOUR is written as EBUPTS. How is DANGER written in that code?
a) CBFFDS
b) CBMHDS
c) EBFHDS
d) EBHHFS

Answer: b
Explanation: The first, third and fifth letters are each moved one step backward, while the second, fourth and sixth letters are each moved one step forward to obtain the corresponding letters of the code.

14. If in a certain language, MIRACLE is coded as NKUEHRL, then how is GAMBLE coded in that language?
a) JDOCMF
b) CLEMNK
c) HCPFQK
d) AELGMN

Answer: c
Explanation: The first, second, third, fourth, fifth, sixth and seventh letters in the word are moved one, two, three, four, five, six and seven steps forward respectively to obtain the corresponding letters of the code.

15. If DELHI can be coded as CCIDD, how would you code BOMBAY?
a) AJMTVT
b) AMJXVS
c) MJXVSU
d) WXYZAX

Answer: b
Explanation: The first, second, third, fourth, . . . . . letters of the word are moved one, two, three, four, . . . . . steps backward respectively to obtain the corresponding letters of the code.

16. In a certain code language, GERMINATION is written as IMGRENNOAIT. How is ESTABLISHED written in that code?
a) BEATSLDEIHS
b) BAETSLEDIHS
c) BATESLDEIHS
d) BAETSLDEIHS

Answer: d
Explanation: The middle letter remained unaltered in the code. Let us label the five letters before the middle letter as well as those after it, from 1 to 5. Then, the code contains the letters of each group in the order 5, 4, 1, 3, 2.
Thus, we have :
ESTABLISHED => BAETSLDEIHS
12345/12345 => 54132/54132

17. In a certain code, cloud is written as GTRKF. How is SIGHT written in that code?
a) UGHHT
b) UHJFW
c) WFJGV
d) WGJHV

Answer: d
Explanation: The letters of the word are written in the reverse order and in the group of letters so obtained, the first, third and fifth letters are each moved three steps forward while the second and fourth letters are each moved one step backward to get the code.

18. In a certain code, ROAD is written as URDG. How is SWAN written in that code?
a) VXDQ
b) VZDQ
c) VZCP
d) UXDQ

Answer: b
Explanation: Each letter in the word is moved three steps forward to obtain the corresponding letter of the code.

19. In a certain code, BASIC is written as DDULE. How is LEADER written in that code?
a) NGCFGT
b) NHCGGU
c) OGDFHT
d) OHDGHU

Answer: b
Explanation: The letters at the odd-numbered positions in the word are each moved two steps forward while those at the even-numbered positions are each moved three steps forward to obtain the corresponding letters of the code.

20. In a certain code, SPRING is written as UNUFRC. How will the word MOBILE be written in that code language?
a) KQEFPA
b) OMDGNC
c) OMDGPA
d) OMEFPA

Answer: d
Explanation: The first, third and fifth letters in the word are moved two, three and four steps forward respectively while the second, fourth and sixth letters are moved two, three and four steps backward respectively to obtain the corresponding letters of the code.

21. In a certain language PRACTICE is coded as PICCTRAE, how is FLAMES coded in that code ?
a) FEMALS
b) FALMES
c) FMELAS
d) FALEMS

Answer: c
Explanation: PRACTICE = PICCTRAE.
First and last letters are same but second and third letters and third last and second last letters have been interchanged.
So, FLAMES = FMELAS.

22. If the KNIFE is coded as MPKHG, what do the letters DTGCF stand for ?
a) BARED
b) BREAD
c) BRADE
d) BRAED

Answer: b
Explanation: KNIFE = MPKHG.
Each letters of the word KNIFE stand for each corresponding letter of the word MPKHG, two places ahead.
So, BREAD = DTGCF.

23. If the letters GBOQX stand for HAPPY , for which word the letters CROSS stand for ?
a) BSPTR
b) BSNTR
c) BNSTR
d) BSNRT

Answer: b
Explanation: GBOQX = HAPPY
First letter of the word HAPPY is next letter of the first letter of the word GBOQX and second letter of the word HAPPY is the previous letter of the second letter of the word GBOQX. This order is further repeated.
So, CROSS = BSNTR.

24. If in a certain language SISTER is coded as 535301 , UNCLE is coded as 84670 and BOY as 129 , how son is coded ?
a) 923
b) 524
c) 342
d) 872

Answer: b
Explanation: we have, S = 5
I = 3
T = 3
E = 0
R = 1
U = 8
N = 4
C = 6
L = 7
B = 1
O = 2
Y = 9.
So, SON = 524.

25. If HARD is coded s 1357 and SOFT is coded as 2468, what do the figures 21448 stand for ?
a) SHOOP
b) SHOOL
c) SCOOL
d) SHOOT

Answer: d
Explanation: H = 1
A = 3
R = 5
D = 7
S = 2
O = 4
F = 6
T = 8.
Hence, 21448 = SHOOT.

26. In a certain code language, THANKS is written as SKNTHA. How is STUPID written in that code language?
a) DIPUTS
b) DISPUT
c) DIPUST
d) None of these

Answer: d
Explanation: The code is formed by first writing the last three letters of the word in a reverse order, followed by the first three letters in the same order. So, the code for STUPID should be DIPSTU.

27. In a certain code language, COMPUTRONE is written as PMOCTUENOR. How is ADVANTAGES written in that code?
a) SEGATNAVAD
b) AVDATNSEGA
c) AVDATASEGN
d) NAVDASEGAT

Answer: b
Explanation: The first four letters, the middle two letters and the last four letters of the word are written in a reverse order to form the code.

28. In a certain code language, ORIENTAL is written as MBUOFJSP. How is COWARDLY written in that code language?
a) XKCQBXPD
b) XLBQCXPD
c) ZMESDPXB
d) None of these

Answer: d
Explanation: The letters of the word are written in a reverse order and then each letter is moved one step forward to obtain the code.

29. In a certain code language, STREAMLING is written as CGTVUHOJMN. How will the word PERIODICAL be written in that language?
a) PJSFQMBDJE
b) PJSFQMNBJE
c) QKTGRMBDJE
d) QKTGRMCEKF

Answer: c
Explanation: The letters in the first half and second half of the word are written in the reverse order and in the group of letters so obtained, each letter in the first half is moved two steps forward while that in the second half is moved one step forward, to get the code. Thus, we have: PERIODICAL => PERIO/DICAL => OIREP/LACID => QKTGR/MBDJE.

30. In a certain code, RAIL is written as KCTN and SPEAK is written as CGRUM. How will AVOID be written in that code?
a) FKQXC
b) KQXCF
c) KRXCF
d) KQVCB

Answer: b
Explanation: All the letters of the word, except the last letters, are written in the reverse order and in the group of letters so obtained, each letter is moved two steps forward to get the code. Thus, we have : AVOID => IOVAD => KQXCF

31. In a certain code JA KI MO PE means AT A FROG'S LEAP, MO LA KI SO means TAKE A LEAP AHEAD and RE BO JA NA means INSECTS ARE FROG'S DIET. Which of the following is code for AT in that language?
a) a
b) pe
c) bo
d) re

Answer: b
Explanation: Comparing, the first two sentence, we get,
A LEAP = MO KI.
Comparing, the first and third sentence, we get code for,
FROG'S = JA. SO
from the first sentence, we will get the code of AT = PE.

32. In a certain language, WEAK is coded as 9%2$ and SKIT is coded as #$7@, then how will WAIT be coded in the same language?
a) 9267
b) 927@
c) 92@6
d) 9@67

Answer: b
Explanation: W → 9
E → %
A → 2
K → $
S → #
I → 7
T → @
So,
WAIT = 927@

33. In a certain code, THEN is coded as VFGL. How the WORD may be coded?
a) UQPF
b) YMTB
c) YMVB
d) VQFP

Answer: b
Explanation: T (+2) → V
H (+2) → F
E (+2) → G
N (+2) → L
So,
W (+2) → Y
O (+2) → M
R (+2) → T
D (+2) → B

34. If A = 4, K = 3, N = 2, P = 1, then the sum of which set of the letters makes the highest number?
a) KANPK
b) NPAKN
c) PKANA
d) NAKNA

Answer: d
Explanation:

Given, A = 4, K = 3, N = 2, P = 1.
Sum of first Set,
= K + A + N + P +K = 3 + 4 + 2 + 1 + 3 = 13.
Sum of the second set,
N + P + A + K +N = 2 + 1 + 4 + 3 + 2 = 12.
Sum of the third set,
P + K + A + N + A = 1 + 3 + 4 + 2 + 3 = 13.
Sum of the fourth set,
N + A + K + N + A = 2 + 4 + 3 + 2 + 4 = 15.


35. In a certain code ORCHESTRA is written as ARTSEORCH. How is DREAMLAND written in that code. ORESTRA
a) DNALMAERD
b) DNALDREAM
c) DNALMDREA
d) LANDMDRED

Answer: c
Explanation:

ORCHESTRA = ARTSEORCH

Steps:
1) The third and fourth letter from begging are fixed at the end of the coded word.

2) The position of second letter and last letter of the word are interchanged in coded word. 3) Second from last and first from begging are interchanged.

4) Third from last and fifth from first are interchanged.

Following the same steps for the DREAMLAND. We get
DNALMDREA.


36. In a certain code FIRE is coded as DGPC. What will be the last letter of the coded word for SHOT.
a) Q
b) R
c) S
d) P

Answer: b
Explanation: D is used for F.
G is used for I.
P is used for R.
and
C is used for E. Thus, it is clear that each letter of the word FIRE stands for each corresponding letter of the coded word DGPC two places ahead. By applying the same principle, the letters QFMR will stand for SHOT. Hence, the last letter of the coded word is R.

37. If TOUR is written in a certain code as 1234, CLEAR as 56784 and SPARE as 90847, what will be the 5th digit for SCULPTURE in the same code ?
a) 3
b) 4
c) 6
d) 0

Answer: d
Explanation: By, comparing letters and digit, we get
T = 1
O = 2
U = 3
R = 4
C = 5
L = 6
E = 7
A = 8
S = 9 and
P = 0
As the 5th letter is SCULPTURE is P and '0' is used for P, therefore, 5th digit is the required code which is '0'.

38. If in a certain language PROSE is coded as PPOQE, how is LIGHT coded in that code ?
a) LIGFT
b) LGGHT
c) LGGFT
d) LLGFE

Answer: c
Explanation: In the given code

PROSE = PPOQE

The first, third and fifth letters are same but in the place of second and fourth letters previous two letters are used. So,
LIGHT = LGGFT.

39. If SUMMER is coded RUNNER, the code for WINTER is
a) SUITER
b) VIOUER
c) WALKER
d) SUFFER

Answer: b
Explanation: SUMMER = RUNNER
In the given code, second, fifth and sixth letters are same. The first letter of the word (S → R) is moved one step backward, while the two middle letters (M → N and M → N) each moved one step forward to obtain the corresponding letters of the code. So,

WINTER = VIOUER.

40. If MIND becomes KGLB and ARGUE becomes YPESC, then what will DIAGRAM be in that code ?
a) BGYEPYK
b) BGYPYEK
c) GLPEYKB
d) LKBGYPK

Answer: a
Explanation: MIND = KGLB
Each letter in the word is moved two steps backward to obtain the corresponding letter of the code. So,
DIAGRAM = BGYEPYK.

41. In a certain code, CALANDER is written as CLANAEDR. How is CIRCULAR written in that code?
a) ICCRLURA
b) CRIUCLRA
c) ICRCLUAR
d) CRIUCALR

Answer: d
Explanation: The second and third letters, fourth and fifth letters, sixth and seventh letters of the word mutually interchange positions to form the code.

42. If in a certain language, EXECUTIVE is coded as TCIEUXVEE, the how is MAUSOLEUM coded in that language?
a) LSEUOAUMM
b) AUUCOSLMM
c) AUEUOSEMM
d) SLUEOAUMM

Answer: a
Explanation: Let us label the letters of the given word from 1 to 9. Then, the code contains the letters of the word in the order 6, 4, 7, 3, 5, 2, 8, 1, 9.
Thus we have :
MAUSOLEUM => LSEUOAUMM
123456789 => 647352819

43. In a certain code language, CREATIVE is written as BDSBFUJS. How is TRIANGLE written in that code?
a) BHSSFKHM
b) BHSSMHHF
c) BSHSFHKM
d) BSSHFMKH

Answer: a
Explanation: The letters in the first half and second half of the word are written n the reverse order and then in the group of letters so obtained, the first, third, fifth and seventh letters are each moved one step forward while the second, fourth, sixth and eighth letters are each moved one step backward to get the code.
Thus, we have :
TRIANGLE => TRIA/NGLE => AIRT/ELGN => BHSSFKHM.

44. In a certain code language, OMNIPRESENT is written as QJONPTSMDRD. How is CREDIBILITY written in that code?
a) DSFEJDDXSHKH
b) JEFSDCXSHKH
c) JEFSDDXSHKH
d) JEFSDDZUJMJ

Answer: c
Explanation: Keeping the middle letter as it is, the first five and the last five letters of the word are written in the reverse order. In the group of letters so obtained, the first five letters are each moved one step forward, the middle letter is moved two steps forward and the last five letters are each moved one step backward to get the code.
Thus, we have :
CREDI/B/ILITY => IDERC/B/YTILI => JEFSD/D/XSHKH

45. In a certain code language, ROUTINE is written as VMRGFLI. How will CRUELTY be written in that code language?
a) VPCVZRL
b) VPVCZRL
c) WPCVZRL
d) None of these

Answer: d
Explanation: Each letter in the word is replaced by the letter which occupies the same position from the other end of the English alphabet, and the group of letters so obtained is then written in the reverse order to get the code.
Thus, we have :
CRUELTY => XIFVOGB => BGOVFIX.

46. If STRONG is written as ROTNSG, then how would NAGPUR be written in the same code?
a) GPAUNR
b) PGUARN
c) PGAURN
d) GPUANR

Answer: a
Explanation: The code contains the letters of the word in the order - third, fourth, second, fifth, first and sixth.

47. In a certain code language, COMPUTER is written as RFUVQNPC. How is MEDICINE written in the same code?
a) EOJDEJFM
b) EOJDJEFM
c) MFEDJJOE
d) MFEJDJOE

Answer: b
Explanation: Each letter of the word except the first and the last letters, is moved one step forward and then the order of the letters so obtained, is reversed to get the code.

48. In a certain code language, BOARD is written as EQBNC. How will the word CLIMB be written in that language?
a) CLJKD
b) DKJLF
c) DNHMB
d) FNJRO

Answer: a
Explanation: The letters of the word are written in a reverse order and the group of letters so obtained, the first, third and fifth letters are each moved one step forward while the second and fourth letters are each moved one step backward to get the code.

49. In a certain code, MOTHER is written as ONHURF. How will ANSWER be written in that code?
a) NBXSSE
b) NBWRRF
c) MAVSPE
d) NBWTRF

Answer: d
Explanation: Divide the word into three groups of two letters each and write the letters of each group in the reverse order. In the group of letters so obtained, the second, fourth and sixth letters are each moved one step forward to get the code. Thus, we have : AN SW ER => NA WS RE => NBWTRF.

50. If in a certain code, CERTAIN is coded as XVIGZRM, SEQUENCE is coded as HVJFVMXV, then how would MUNDANE be coded?
a) NFMWZMX
b) NFMWZMV
c) NFMXZMV
d) None of these

Answer: b
Explanation: Each letter in the word is replaced by the letter which occupies the same position from the other end of the alphabet, to obtain the code.

51. If TOUR is coded as 1234, CLEAR is coded 56784 and SPARE as 90847, how will the word SCULPTURE be coded ?
a) 953601347
b) 567903417
c) 953016347
d) 953603741

Answer: a
Explanation: T = 1
O = 2
U = 3
R = 4
C = 5
L = 6
E = 7
A = 8
S = 9
P = 0.
Hence, SCULPTURE = 953601347

52. If BOX is coded as CDPQYZ, what will be the last two letters of word in the same code for HERO ?
a) N ,M
b) M ,N
c) Q ,P
d) P ,Q

Answer: d
Explanation: Last two letters of the word CDPQYZ are next two letters of the word BOX.
In the same way, the last two letters of HERO if coded will be P, Q.

53. Find the correct option for the blank space .

  B     6     8     D  
  J     14     17     M  
  N     _     _     S  

a) 18, 23
b) 14, 19
c) 16, 21
d) 15, 20

Answer: a
Explanation: In the right side of the question there is a gap of 7 letters between B and J and 6 numbers between 6 and 14. Similarly, there is a gap of 3 letters between J and N. Therefore 3 numbers gap after 14 is 18.
In the left side of the question there is a gap of 8 letters between D and M and 6 numbers between 8 and 17. Similarly, there is a gap of 5 letters between M and S. Therefore 5 numbers gap after 17 is 23.

54. If Dust is called Air, Air is called Fire, Fire is called Water, Water is called Colour, Colour is called Rain and Rain is called Dust, where do Fish live ?
a) Dust
b) Fire
c) Colour
d) Water

Answer: c
Explanation: Generally, Fishes lives in Water and Water is called Colour in the code. So Fishes live in Colour.

55. If ERASER is called PENCIL and PENCIL is called SHARPENER and SHARPENER is called BAG, what will a child write with ?
a) BOX
b) PENCIL
c) SHARPENER
d) BAG

Answer: c
Explanation: A child writes with the Pencil and Pencil is called Sharpener. So the child writes with Sharpener.

56. If FISH is written as EHRG in a certain code, how would JUNGLE be written in that code?
a) ITMFKD
b) ITNFKD
c) KVOHMF
d) TIMFKD

Answer: a
Explanation: Each letter in the word is moved one step backward to obtain the corresponding letter of the code.

57. In a certain code, PRODUCTIONS is written as QQPCVEUHPMT. How is ORIENTATION written in that code?
a) PQJDOVBSJNO
b) PQJDOUBUJPO
c) PSJFOVBSJNO
d) NSHFMVBSJNO

Answer: a
Explanation: The first, third, fifth, seventh, ninth, and eleventh letters in the word are each moved one step forward; the second, fourth, eighth and tenth letters are each moved one step backward, while the middle (i.e. sixth) letter is moved two steps forward to obtain the corresponding letters of the code.

58. In a certain code, BELIEF is written as AFKKDI. How is SELDOM written in that code?
a) RDKCNL
b) RFKENM
c) RFKFNP
d) TFKENP

Answer: c
Explanation: The first, third and fifth letters of the word are each moved one step backward; the second, fourth and sixth letters are moved one, two and three steps forward respectively to obtain the corresponding letters of the code.

59. In a certain code, POETRY is written as QONDSQX and OVER is written as PNUDQ. How is MORE written in that code language?
a) LNNQD
b) NNNQD
c) NLNQD
d) NLPQD

Answer: c
Explanation: The first letter of the word is replaced by a set of two letters - one following it and the other preceding it - in the code. The remaining letters of the word are each moved one step backward to obtain the remaining letters of the code, in order.

60. In a certain code, INACTIVE is written as VITCANIE. How is COMPUTER written in the same code?
a) PMOCRETU
b) ETUPMOCR
c) UTEPMOCR
d) MOCPETUR

Answer: b
Explanation: All the letters of the word, except the last letter, are written in a reverse order to obtain the code.

61. In a coding language, the letters of the English alphabet are arranged in such a manner that all the vowels are put in the end and the remaining letters are arranged from the first letter onwards. The rearranged alphabets are used to denote the position occupied by letters in the original alphabets. What is the code of META?
a) TEAM
b) PWLV
c) LWPV
d) QGYB

Answer: d
Explanation: The original and rearranged letter sequences are as shown :
ABCDEFGHIJKLMNOPQRSTUVWXYZ
BCDFGHJKLMNPQRSTVWXYZAEIOU
Thus, the code for META is QGYB.

62. In a certain code language, OPERATION is written as NODQBUJPO. How is INVISIBLE written in that code?
a) JOWJTJCMF
b) JOWJTHAKD
c) HMUHTJCMF
d) HMUHTHAKD

Answer: c
Explanation: Each of the first four letters in the word is moved one step backward, while each of the last five letters is moved one step forward to obtain the corresponding letter of the code.

63. In a certain language, SIGHT is written as FVTUG. How is REVEAL written in the same language?
a) YNRIRE
b) DQHQMX
c) FSJSOZ
d) ERIRNY

Answer: d
Explanation: Each letter in the word is moved thirteen steps forward to obtain the corresponding letter of the code.

64. If BE QUICK is coded as ZC OSGAI, then the code of the last letter of the third word in the sentence I LOVE MY COUNTRY is
a) A
b) T
c) U
d) W

Answer: d
Explanation: Each letter in the given message is moved two steps backward to obtain the corresponding letter of the code.
The last letter of the third word in the given sentence is Y, which shall be coded as W.

65. If MADRAS can be written as ARSARS, how can ARKONAM be written in that code?
a) ROAAKNM
b) ROAKANM
c) ROAKNNM
d) ROAKNAM

Answer: a
Explanation: The word is first written twice and the letters at the even positions in the word so obtained, form the code.

66. In a certain code, KAVERI is written as VAKIRE. How is MYSORE written in that code?
a) SYMROE
b) SYMEOR
c) SMYERP
d) None of these

Answer: d
Explanation: The letters in the first half and second half of the word are written in the reverse order to obtain the code.
Thus, we have :
MYSORE => MYS/ORE => SYM/ERO => SYMERO.

67. If in a certain code, CORPORATIONS is written as PROCTAROSNOI, then how is JUDICIAL written in that code?
a) IDUJLAIC
b) UJIDLAIC
c) UJIDICLA
d) IDUJICLA

Answer: a
Explanation: The word is divided into groups of four letters each and then the letters in each group are written in a reverse order.

68. If CONTRIBUTE is written as ETBUIRNTOC, then which letter will be in the sixth place when counted from the left if POPULARISE is written in the same way?
a) R
b) I
c) A
d) L

Answer: d
Explanation: Divide the word into five sets of two letters each and label these sets from 1 to 5. Then the code contains these sets in the order 5, 4, 3, 2, 1 with the letters of sets 5, 3, 1 written in a reverse order.
Thus, we have :
PO PU LA RI SE => ES RI AL PU OP
1 2 3 4 5 => 5 4 3 2 1

69. In a certain code, COMPATIBLE is written as BQNPDDKAHS. How is STABILISED written in that code?
a) TUBCJCDRHK
b) JCBUTEDTHM
c) JCBUTCDRHK
d) JCBUTEFTJM

Answer: c
Explanation: The letters in the first half and second half of the word are written in the reverse order and in the group of letters so obtained, each letter in the first half is moved one step forward while that in the second half is moved one step backward, to get the code.
Thus, we have :
STABILISED => STABI/LISED => IBATS/DESIL => JCBUT/CDRHK

70. In a certain code, PLEADING is written as FMHCQMFB. How is SHOULDER written in that code?
a) KCDQTIPV
b) QDCKVPIT
c) QDCKTIPV
d) TIPVQDCK

Answer: c
Explanation: The last four letters of the word are written in the reverse order, followed by the first four letters in the same order. In the group of letters so obtained, each of the first four letters is moved one step backward while each of the last four letters is moved one step forward to get the code.
Thus, we have :
SHOULDER => SHOU/LDER => REDL/SHOU => QDCK/TIPV