Yes, all answers previously provided as part of your profile will be retained following the update so you can review what was previously submitted. You will be able to change these answers as you progress through the profile should anything with respect to how you store, process and/or transmit payment card data have changed. Depending on your processing methods, you may be asked additional questions that may or may not change the outcome of your subsequent profile questions, your SAQ type, SAQ auto-answering effects and requirement to perform ASV scanning on your environment.