Olympiad Test: Coding Decoding - 3 - Class 8 MCQ

In the code, the letters in the odd place are one before those in the even places are one ahead than the corresponding letter in the word.

In the code the first four and the last four letters are reversed in order.

The code is obtained by interchanging the positions of the first and second letters, third & fourth letters and soon

The letters of the given word and written in the reverse order in the code.

The letters preceding each letter of the given word in the alphabets are taken as the subsequent letter of the code.

In the code, each of the two letters are reversed in arrangement.

Each letter in the code is two ahead of the corresponding letter in the world.

It in the word, a letter is nth alphabet from the beginning, then in the code corresponding letter is the nth alphabet from the end.

In the code, the letters at odd places are one before and those at odd places are there places ahead of the corresponding letters in the word.

Letters at odd place in the coded word are one letter at even places are one letter behind of the letters in the basic word as their positions in the alphabets.

Letters at the odd places in the coded word the basic word, and letter at even places in the coded word are one letter back of the respective letters as their position in the alphabet.

In the code, the letters of words are put in a reverse order.

Each letter of the word is three steps behind the corresponding letter of the code.

Codes for the letters have been used in forward direction with a gap of 0, 1, 2, 3, 4, and 5 positions, regarding position of their codes in the given table.

For second & fifth letters, codes have been used from just below the letters, for the first & fourth letter, code have been used from one position back, and for third & sixth letter codes have been used are position ahead as their position in the table.

In the word MAIDEN code for MA, ID and EN have been Exchanged.

The alphabet are shown i.e S as 2, E as 1, as 4, R as 6, C as 7, and H as 3. So, search is coded as 214673.

The alphabet are coded as shown i.e G as 5, A as 2, T as 4, and E as 7. So GATE is coded as 5247

The alphabet are coded as shown i.e C as 7, R as 6, A as 4, P as 2 and E as I. Thus, CRAPE is coded as 76421

The alphabet are coded as shown i.e M as 6, A as 2, L as 1 and E as 7. So , male is coded as 6217