⟩ What does exec family return?
When successful exec will not return, it will start
executing the new program
However if there is an- error exec returns -1 and sets the
errno to the appropriate value
When successful exec will not return, it will start
executing the new program
However if there is an- error exec returns -1 and sets the
errno to the appropriate value
Most files and directories within /proc are 0 bytes in size because a) proc filesystem exists only as a reflection of the in-memory kernel data structure b) these files contains very only one or two instructions c) both(a) and (b) d) none of the mentioned
Accessing the file /proc/meminfo gives the different result each time because a) memory usages is always fluctuating b) a new process id is assigned c) logical address is different from the physical address d) none of the mentioned
Proc files are a) read-only files b) read-write files c) both (a) and (b) d) none of the mentioned
The files of /proc directory are a) stored in secondary memory b) generated by the kernel c) both (a) and (b) d) none of the mentioned
The directory /proc/net contains information about a) different network system compiled into the system b) IP address of the system c) MAC address of the system d) none of the mentioned
The command "echo www.globalguideline.com > /proc/sys/kernel/hostname" will a) change the hostname b) print "www.globalguideline.com" c) do nothing d) none of the mentioned
Which file is used primarily for diagnosing memory fragmentation issues? a) /proc/buddyinfo b) /proc/meminfo c) /proc/apm d) none of the mentioned
Which file shows the parameter passed to kernel at the time of starting? a) /proc/apm b) /proc/cmdline c) both (a) and (b) d) none of the mentioned
For the system having one processor, the processor identifying number in the file /proc/cpuinfo is a) 0 b) 1 c) 2 d) 3
The file /proc/execdomains lists the a) execution domains currently supported by the linux kernel b) all domains of all processes c) registered ISA DMA channel in use d) none of the mentioned