Selected MCQ

Current Question
In a certain code, the letters of a word are arranged in alphabetical order. If GREEN is coded as EEGNR, then BROWN is coded as:
  • A. BORNW
  • B. BNORW
  • C. BNROW
  • D. BONRW
Correct Answer: B
Explanation:
Sorting the letters of BROWN alphabetically gives B, N, O, R, W.
Related Question 1
In a certain code, the letters of a word are arranged in alphabetical order. If KNIFE is coded as EFIKN, then SPOON is coded as:
  • A. NOPOS
  • B. NOOPS
  • C. OONPS
  • D. OOPNS
Correct Answer: B
Explanation:
Sorting the letters of SPOON alphabetically gives N, O, O, P, S.
Related Question 2
In a certain code, each letter is shifted one step forward and then the whole word is reversed. If BIRD is coded as ESJC, then LION is coded as:
  • A. NQKO
  • B. OPJM
  • C. OPKM
  • D. PJOM
Correct Answer: B
Explanation:
LION → MJPO after shifting, and reversing gives OPJM.
Related Question 3
In a certain code, adjacent letters are swapped in pairs. If FROG is coded as RFGO, then LAMP is coded as:
  • A. ALPM
  • B. LMAP
  • C. AMLP
  • D. PMAL
Correct Answer: A
Explanation:
Pairwise swapping gives LA→AL and MP→PM, so LAMP becomes ALPM.
Related Question 4
In a certain code, letters are replaced by their opposite letters in the alphabet. If BAG is coded as YZT, then RUG is coded as:
  • A. IFT
  • B. RFT
  • C. HUG
  • D. JEU
Correct Answer: A
Explanation:
Using opposite letters, R→I, U→F, and G→T.
Related Question 5
Which word cannot be formed from the letters of FESTIVAL?
  • A. SAVE
  • B. LIFE
  • C. VAST
  • D. VALLEY
Correct Answer: D
Explanation:
VALLEY needs Y and an extra L, which are not available.