"echo" is an internal command
True
False
What is the output of $bc 9/5
1
1.8
1.80
2
What is the command used to find out the time taken to perform an operation.
cputime
time
cmdusage
timer
How will you calculate CPU time used to perform an action
System time + Real Time
Time + Real Time
User Time + Real Time
User Time + System Time
Unix files has end of file mark
To get a recursive list what option is used with "ls" command.
-R
-r
-a
-rs
What command tells you the type of file beyond the normal 3 categories.
type
file
filetype
ls
What is the size of the file /dev/null
100 Bytes
200 Bytes
0 Bytes
Unlimited
which file need to be edited with nameserver ip to configure DNS client?
/etc/hostname
/etc/resolv.conf
/etc/sysconfig/network
/etc/named.conf
What is the command to update configuration changes on apache server without restarting the service?
/usr/sbin/apachectl restart
/usr/sbin/apachectl reload
/usr/sbin/apachectl configtest
/usr/sbin/apachectl full-server-status