Q69

MCQ2 marks, −0.5

A program on machine $X$ attempts to open a $UDP$ connection to port $5376$ on a machine $Y$ , and a $TCP$ connection to port $8632$ on machine $Z$ . However, there are no applications listening at the corresponding ports on $Y$ and $Z$ . An $ICMP$ Port Unreachable error will be generated by

(A)

$Y$ but not $Z$

(B)

$Z$ but not $Y$

(C)

Neither $Y$ nor $Z$

(D)

Both $Y$ and $Z$

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