(CNN) As Republicans gird themselves for an increasingly likely contested convention, Hillary Clinton is confident Democrats won't face the same fate.

The Democratic front-runner is not preparing for a scenario where she or primary rival Sen. Bernie Sanders fail to reach the Democratic National Convention with the delegates needed to lock up the nomination, Clinton told CNN's Jake Tapper in an interview aired Sunday on "State of the Union."

"No, I intend to have the number of delegates that are required to be nominated," Clinton said in the interview, taped in Brooklyn, where Clinton is campaigning ahead of New York's April 19 primary.

Clinton's comments come as Sanders launched several verbal volleys in the last week against Clinton, saying that he has doubts about what kind of president Clinton would be and suggesting that Clinton is unqualified to be president.

Clinton declined to knock Sanders when pressed about the Vermont senators' comments.

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