Question 51
The users of the local network complain that name resolution is not fast enough. Enter the command, without the path or any options, that shows the time taken to resolve a DNS query.
Question 52
What command should be used to find out what PCI devices can be seen, without querying the kernel?
Question 53
Which of the following are common backup systems used in Linux? (Choose TWO correct answers.)
Question 54
Which of the following files are used to resolve hostnames to IP addresses? (Choose TWO correct answers.)
Question 55
If the command arp -f is run, which file will be read by default?
