Yes. You can but object has to be serialize.

Of course, We can store object in ViewState in string format.If you want to access the values of the viewstate we need to use viewstate property in asp.net

Yes, Viewstate data is stored in one or more hidden fields as base 64-encoded strings.You can access viewstate information using the page's viewstate property,which express a dictionary object.Because the data in viewstate is stored as a string, only objects that can be serialized can be stored..

Yes ,you can store object in viewstate

Yes. We can store object in ViewState as it stores the data in the string form although it works like dictionary. Just serialize the object and store the string in ViewState.

yes, we can but that object need to be serialized before storing it.