a .net data provider is a collection of objects used to communicate between a data source and a data set in other words a data provider is used to communicate with a data source i e database execute commands against the data source and then retrieve results from the data source
By default, the work item file attachment size limit is 2,048 kilobytes (2 MB). For information on how to change the attachment size limit, see How to: Set the Maximum Attachment Size for Work Items. Consider the implications carefully before changing the default attachment size limit. Changing the attachment limit value will alter the attachment size limit for all Team Foundation Server users.
Contributions. The maximum amount that you can contribute to your TFSA is limited by your TFSA contribution room. All TFSA contributions made during the year, including the replacement or re-contribution of withdrawals made from a TFSA, will count against your contribution room.t any time in the year, if you contribute more than your allowable TFSA contribution room, you will be considered to be over-contributing to your TFSA and you will be subject to a tax equal to 1% of the highest excess TFSA amount in the month, for each month you are in an excess contribution position.