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Encoding and Decoding

Encoding and Decoding. Your Mission. The following slides contain encoded sentences. Decode the sentences. Describe the set of rules or pattern that encoded the sentence. 25-15-21 19-15-12-22-5- 4 20 -8-5 6-9-18-19- 20 15 -14-5. Encoded Sentence:. YOU SOLVED THE FIRST ONE.

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Encoding and Decoding

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  1. Encoding and Decoding

  2. Your Mission The following slides contain encoded sentences. • Decode the sentences. • Describe the set of rules or pattern that encoded the sentence.

  3. 25-15-21 19-15-12-22-5-420-8-5 6-9-18-19-2015-14-5 Encoded Sentence: YOU SOLVED THE FIRST ONE Rules/Pattern Decoded sentence Every letter corresponds to a number. A = 1, B = 2, C = 3, ...

  4. KVTU LFFQ TXJNNJOH Encoded Sentence: JUST KEEP SWIMMING Rules/Pattern Decoded sentence Every letter is shifted by one. • A = B • B = C • C = D, ...

  5. REVELC SI SECNETNES GNISREVER Encoded Sentence: REVERSING SENTENCES IS CLEVER Rules/Pattern Decoded sentence Reverse the entire sentence

  6. SENTENCE WIT MISSIN LETTER AR CONFUSIN Encoded Sentence: SENTENCES WITH MISSING LETTERS ARE CONFUSING Rules/Pattern Decoded sentence Taking the last letter off each word

  7. UOY ERA YAWFLAH ENOD Encoded Sentence: YOU ARE HALFWAY DONE Rules/Pattern Decoded sentence Reversing each word

  8. VEREOYEN OLEVS OCPMTURE CSEICNE Encoded Sentence: EVERYONE LOVES COMPUTER SCIENCE Rules/Pattern Decoded sentence Switching every 2 letters of each word

  9. VOWOLS ORO OMPORTONT ON SONTONCOS Encoded Sentence: VOWELS ARE IMPORTANT IN SENTENCES Rules/Pattern Decoded sentence Every vowel is replaced with an “O”.

  10. IS IT CATS RAINING DOGS AND Encoded Sentence: IT IS RAINING CATS AND DOGS Rules/Pattern Decoded sentence Switching every 2 words

  11. PUPPIES ARE CUTE Decoded Sentence: Note: This time you are encoding the sentence. UPPIESPAY AREAY UTECAY Rules/Pattern Encoded sentence Pig Latin: • If a word begins with a consonant: • the consonant is moved to the end • and an “ay” is added. • If not: • only “ay” is added.

  12. Encoded Sentence: Write your cleverly coded secret message here Rules/Pattern Decoded sentence This time, come up with your own code. Then use it to encode a secret message!

  13. Morse Code You will use these Morse Code rules to decode the next few secret messages.

  14. Morse Code Rules/Pattern MORSE CODE IS COOL Encoded Sentence: Decoded sentence _ _ _ _ _ . _ . . . . . _ . _ . _ _ _ _ . . . . . . . . _ . _ . _ _ _ _ _ _ . _ . .

  15. Morse Code Rules/Pattern CONGRATULATIONS YOU FINISHED Encoded Sentence: Decoded sentence _ . _ . _ _ _ _ . _ _ . . _ . . _ _ . . _ . _ . . . _ _ . . _ _ _ _ . . . . _ . _ _ _ _ _ . . _ . . _ . . . _ . . . . . . . . . . . _ . .

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