In the DES algorithm the round key is __________ bit and the Round Input is ____________bits.

Related MCQs

• In the DES algorithm the Round Input is 32 bits, which is expanded to 48 bits via ____________.
• The DES Algorithm Cipher System consists of ____________rounds (iterations) each with a round key.
• On comparing AES with DES, which of the following functions from DES does not have an equivalent AES function?
• The DES algorithm has a key length of ______.
• ____________ carries out all its calculations on bytes rather than using bits and is at least 6-times faster than 3-DES.
• There is an addition of round key before the start of the AES round algorithms.
• The number of unique substitution boxes in DES after the 48 bit XOR operation are___.
• In _____________ a sequence of actions is carried out on this block after a block of plain-text bits is chosen for generating a block of cipher-text bits.
• In Playfair cipher, at first, a key table is produced. That key table is a 5 by 5 grid of alphabets which operates as the key to encrypt the plaintext.
• In _______________ the plain-text is processed 1-bit at a time & a series of actions is carried out on it for generating one bit of cipher-text.