How can I do mining with command line .

it has mentioned just .

cgminer.exe --scrypt -o stratum+tcp://scrypt.eobot.com:4444 --userpass eobot.793460:x
minerd.exe -a scrypt -o stratum+tcp://scrypt.eobot.com:4444 --userpass eobot.793460:x

But I don't know how to execute it . can anyone explain line by line it..