I need to learn c++ program . can someone please help me With this

Which spereadsheet type will determine how well a bussiness has done over the past year

In which phase does software coding and testing happen in the spiral model? the spiral model does not have a separate testing phase. both, software coding and testing occurs during the phase.

Which factor is the most important when choosing a website host? whether customers will make secure transactions the number of email accounts provided the purpose of the website the quality of the host control panel