Example $2$ Here is a DFA over the alphabet $\{$a$,$ b$\}.$ Are these words accepted?

$1$

$2$

$3$

$4$

$5$

a

b

a

b

b

a

a$,$ b

b

a

abab Y$/$N

ababba Y$/$N

ababbaa Y$/$N

bab Y$/$N

baa Y$/$N

$\backslash$epsi Y$/$N