#include&lt;stdio.h&gt;   #include&lt;unistd.h&gt;&nbsp;   int main&#40;&#41;   &#123;       long int value;       value = sysconf&#40;_SC_OPEN_MAX&#41;;       printf&#40;&quot;%ld\n&quot;,value&#41;;       return 0;   &#125;
A. maximum number of threads in current process
B. maximum number of files that a process can have open at a time
C. segmentation fault
D. none of the mentioned
Answer:A
#include&lt;stdio.h&gt;   #include&lt;unistd.h&gt;&nbsp;   int main&#40;&#41;   &#123;       long int value;       value = sysconf&#40;_SC_OPEN_MAX&#41;;       printf&#40;&quot;%ld\n&quot;,value&#41;;       return 0;   &#125;
A. maximum number of threads in current process B. maximum number of files that a process can have open at a time C. segmentation fault D. none of the mentioned
Explanation:None.