Question: Suppose we have a file whose size on disk is 3 KB ( 3 * 2 ^ 1 0 Bytes ) . If we encrypt

Suppose we have a file whose size on disk is 3KB (3*2^10 Bytes). If we encrypt it using the DES block cipher, what do you expect to be the size of the encrypted file?
a.
a few Bytes larger than 3KB
b.
exactly 3KB
c.
much larger than 3KB
d.
a few Bytes shorter than 3KB
e.
the answer depends on the mode of operation used
f.
much smaller than 3KB

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