Tackle these hard questions appropriately and provide accurate answers and explanations!

1.Determine the number of step functions that are there in in S-AES during both round one and two?

2.Determine the output obtained from input A479 and the key 25D5 and PT after adding the round key function.

3.Determine the truth value of the CTR and ECB and its role in implementing chaining or what is referred as dependency on previous stage computations.

4.In CTR, the counter value repeats are at a regular interval. True or false?

5.Determine a type of natural candidate for stream ciphers.

6.Determine the main purpose of a tweak in XTS-AES mod.

7.Determine on the basis of PRNG, that which produces an output of fixed length.

8.The input which is taken in by PRNGs is referred to as?

9.Determine the size of the keys in a stream cipher key which is also equal to 128 bits.

10.Determine between PRF, TRNG and PRNG the one that has the lowest bitrate.