Online Test - 1 (Coding and decoding) TAKE TEST
Number of questions : 20 | Time : 30 minutes |
Online Test - 2 (Coding and decoding) TAKE TEST
Number of questions : 20 | Time : 30 minutes |
Online Test - 3 (Coding and decoding) TAKE TEST
Number of questions : 20 | Time : 30 minutes |
Online Test - 4 (Coding and decoding) TAKE TEST
Number of questions : 20 | Time : 30 minutes |
Online Test - 5 (Coding and decoding) TAKE TEST
Number of questions : 20 | Time : 30 minutes |
Coding and Decoding:
Free online test providing some useful formulae and hints for Coding and decoding category. Requesting to follow below points.
A(1) B(2) C(3) D(4) E(5) F(6) G(7) H(8) I(9) J(10) K(11) L(12) M(13)
N(14) O(15) P(16) Q(17) R(18) S(19) T(20) U(21) V(22) W(23) X(24) Y(25) Z(26)
Easy way to remember:
F = FIX = SIX = 6
J = JOCKEY = 10
M = MIDDLE IN ALPHABET = 13 (26/2)
T = TWENTY-TWENTY = 20
Previous year solved questions:
1. In a certain code ROSE is written as #43$ and FIRST is written as 5*#37. How is STORE written in that code?
A) 473$# B) 473#$ C) 374#$ D) 347#$ E) None of these
Ans: C
Solution: As per question,
R = #, O = 4, S = 3, E = $, F = 5, I = *, T = 7
STORE = 374#$
2. How many such pairs of letters are there in the word DISTINGUISH, each of which have as many letters between them in the word as they have between them in the English alphabet?
A) None B) One C) Two D) Three E) More than three
Ans: E
Solution: ST, ING, GUI, US
3. How many meaningful English words can be made from the letters ADER, using each letter only once in each word?
A) None B) One C) Two D) Three E) Four
Ans: D
Solution: Given letters, ADER = DARE, DEAR and READ
4. How many meaningful English words can be made from the letters AIPR, using each letter only once in each word?
A) None B) One C) Two D) Three E) Four
Ans: B
Solution: Given letters, AIPR = PAIR
5. In a certain code SOUTHERN is written as UVPTMQDG. How is MARIGOLD written in that code?
A) JSBCNFKS B) JSBNHPME C) JSBNCKNF D) NBSKCJNF E) None of these
Ans: C
Solution:
SOUT -> TUOS -> (+1) -> UVPT
HERN -> NREH -> (-1) -> MQDG
Similarly MARIGOLD = JSBNCKNF