Install MongoDB Mac 10.7-Lion/10.8-Mountain-Lion.
The Contents and Details are Expressly Essentials to Give Focus Only to the Essentials Instructions and Commands on Install MongoDB Mac 10.7-Lion/10.8-Mountain-Lion OS X.
Finally, to the article Bottom you Find Link to Guide with MongoDB Database Administration Essential Quick Start.
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Download Latest MongoDB Release:
Double-Click on Archive to Extract
Open a Terminal Window
Relocate MongoDB
sudo su
mv </path/2>/mongodb* /usr/local/mongodb
mkdir /data/db
Add MongoDB Binaries to User PATH
su <myuser>
nano $HOME/.bashrc
Inserts:
/nexport PATH=/usr/local/mongodb/bin:$PATH
Ctrl+x to Save & Exit.
Then Load the New SetUpbash
MongoDB Database Getting-Started Guide.