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You can put up to 500 MB of data under your home. There is no limit for the number of files. You can check your current quota with the command:
quota
For more information about the command see: quota
If you prefer to have your scripts and programs with your data, you can create with symbolic links from the places from which you want to access them to the place under your home where they really are. You can find a short info about the link command here : Link files
Data space
Since most users will have more than 500 GB of data the home is too small to store all of them. Therefore, every user also has one or more "data spaces" assigned to their account. You find the name of your (first) data space in the email you got about your account creation.
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