Is it smart for someone in their early 20's to get a home loan and rent out the house to pay for the mortgage?

I'm 21 and don't really know too much about home loans etc but I'm just wondering if this is a good idea?

Say I was to save enough for a home loan deposit then bought a home and rented it out in order to pay for the mortgage.

Any information and tips would be helpful. Just trying to gain some knowledge here

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