the language corrupted after i restore databse

[size=5]after deleting by mistake the product category i restor the bickup that i got from the hostng control panel, but the all most of the site displaying with question mark instead of characters of my local language ,[/size]

[size=5]can anybody help to fix that ?[/size]

[size=5]my site is [url=“”][/url][/size]

[size=5]thank you for your cooperation[/size]