Consider the statements given below for the Data encrvption standard. Which of the statements is$/$are true for DES?

$(0)$ The block size of the plain text used in the DES is $64$ bits.

$()$ DES is a public key algorithm.

$($ii$)$ The total number of rounds in the DES algorithm is $15.$

$($iv$)$ Different keys are used in each round of the DES algorithm

$()$ and $($i$)$

$(),($i$),$ and $($iv$)$

$(0),(),$ and $($iv$)$

$($i$)$ and $($iv$)$

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