TCS Interview Question

1)Explain security model? 2) Lifecycle hooks 3) Events in LWC? 4) flows 5) How can we insert aura component inside the vf page? 6)SOQL quries and sosl 7) Row cause exceptions? When a user attempts to access a record but doesn't have the necessary access level, a row cause exception is thrown. 8) what is community and sites? 9) O-Auth in integrations