Can you critique this for me:

1. What is a monoalphabetic cipher? What is an example? It is a cipher that uses the same substitution throughout the whole message that you are encrypting. An example would be a keyword cipher.
2. What is the ciphertext for Polybius square cipher for I like computers". 24 31242515 133432354544154243
3. What is a polygraphic cipher? What is an example? The alphabetic letter can change code throughout the message. An example is a beaufort cipher.
4. What is the Playfair ciphertext for Thanksgiving? ha nk tb iv bv hv
5. Decipher uv fr yw in Playfair Chipher. turkey
6. Decipher dysvjrmac in Trifid Cipher code. fantastic