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Coding and Decoding - Questions and Answers

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6. If CARPET is coded as TCEAPR, then the code for NATIONAL would be
A. NLATNOIA
B. LANOITAN
C. LNAANTOI
D. LNOINTAA
E. None of these
Explanation: ANSWER : LNAANTOI Explanation : . Letters of the basic word are written in the coded word in such a way that last and first letters, second last and second letters, third last and third letters and so on are written together in the coded word.
7. If PORTER is written as QNSSFQ, then BRIGHT would be coded as
A. CQJFIS
B. CNJHIS
C. CQJFGS
D. CNJHIU
E. opt 5
Explanation: ANSWER : CQJFIS Explanation : . Letters at the odd places in the coded word are one letter ahead of the respective letters of the basic word, and letters at the even places in the coded word are one letter back of the respective letters as their positions in the alphabet.
8. In a certain code, PRODUCTS is written as NPMBSARQ. How is COMPREHENSION written in that code?
A. AMKNPCFCLOMLQ
B. AMKNPCFCLQGML
C. AMKNPCFCLQGNL
D. AMKNPCFCKOML
E. None of these
Explanation: ANSWER : AMKNPCFCLQGML Explanation : . Each letter of the word has been written two letters back in the coded word, as their positions in the alphabet.
9. If CLOTHES is EXHAUST and THRICE is STABLE, then SHIRT is
A. BLUSH
B. STAUL
C. THULE
D. BLASH
E. opt 5
Explanation: ANSWER : BLASH Explanation : . Using the above coding procedure as in the previous question, we find that the codes for letters $ and I will be B and L, and thus coding for SHIRT will be BLASH.
10. In a certain code, BOXER is written as AQWGQ. How VISIT is written in that code?
A. UKRKU
B. UKRKS
C. WKRKU
D. WKRKS
E. None of these
Explanation: ANSWER : UKRKS Explanation : . Letters at the odd places have been written one letter back, and letters at the even places have been written two letters ahead in the coded word as their positions in the alphabet.