Add hard disk more than pc case specs?

Hi, i want to upgrade my pc with an SSD and want to identify if i have a vacant slot to put one in, and if yes, what type of slot it is,

It provides information on installed drives not the actual number of slots the machine has the slot number associated with the installed hard

hard rock slot machines A computer hard disk drive is a non-volatile data storage device Non-volatile refers to storage devices that maintain stored data when turned off

harden creek slot cars ATA: It is recommended that all Seagate ATA hard disks supporting the Cable Select jumper option be configured as Cable Select If your computer system was