Linux System Calls Question:
Download Questions PDF

How to get microseconds of system time from Redhat Linux 4.0?


The systemcall "gettimeofday" can be used to get the time in microseconds. The call takes two arguments.
1- struct timeval
2- struct timezone ( for timezone information). you can have second argument null.
timeval structure has two fields:
tv_sec ( represents time in seconds)
tv_usec ( represents time in microseconds )

the code snapshot is :
struct timeval t_time;

Download Linux System Calls Interview Questions And Answers PDF

Previous QuestionNext Question
What happens when we do insmod & rmmod in Linux Device Drivers?what is mean by raid and what are all raids available even in software and hardware?