Which of the following parameters in slapd.conf are used to tune the database cache size? (Choose TWO answers.)

`dcachesize` is not a standard parameter for database cache size in OpenLDAP's `slapd.conf` configuration.

`dbcachesize` is a specific parameter in `slapd.conf` used to configure the size of the database cache, especially for backends like BDB or HDB, directly impacting the performance of read operations.

`databasecachesize` is not a standard parameter for database cache size in OpenLDAP's `slapd.conf` configuration.

`cachesize` is another parameter that can be used in `slapd.conf` to control the entry cache size, which affects how many entries can be held in memory for faster access, thereby improving overall database performance.