To check Linux version info
uname -a for kernel version. lsb_release -a for ubuntu version
sudo fdisk -l for partition info.
cat /proc/versionĀ - Detail about for the kernel image version
lsb_release -a - Distribution version
cat /etc/issue.net - This will show Ubuntu version number
unzip file.zip - To unzip a zipped file
I can reach at : durgacharanojha@yahoo.co.in