How To Fix A Cable Cord Clear Explanations Can There Be A Cable Cord Coming Out Of The Wall Without Cable (cable Has Been Paid For)?

Can there be a cable cord coming out of the wall without cable (cable has been paid for)? - how to fix a cable cord clear explanations

I rented a house, and there are electric-son from the bedroom and living room. I see the cable in the living room, but when I try to connect to the room, my TV tells me it is a "signal useless. Is it possible that the cable is broken in the room, how do I solve this problem?