what if the noncustodial parent still reside with the custodial parent, is noncustodial parent still obligated to pay childsupport
Yes. The marital status of the custodial parent change does not change the obligation of the noncustodial parent.
Yes. The fact that the custodial parent got married has no impact on child support.
If both of the parents have a joint legal custody arrangement, you have to give the noncustodial parent that information. If you have sole custody of the child, you do not have to share that information with the noncustodial parent.
Yes, until the court order is modified.
Yes. They are still the child's parent and responsible for supporting their child.