Multiple choice technology programming languages 11.) How can I tell how much memory my system has? a) Use getmemory() b) Use sysctl() c) Use freemem() d) Use malloc() Reveal answer Fill a bubble to check yourself B Correct answer Explanation On Unix-like systems (such as BSD and macOS), the sysctl() system call or command is used to retrieve system hardware and kernel configuration parameters, including the total physical memory.