A flat fee, also referred to as a flat rate or a linear rate, refers to a pricing structure that charges a single fixed fee for a service, regardless of usage.[1] Less commonly, the term may refer to a rate that does not vary with usage or time of use.
Synchronous: interrupt occurs as a result of current process, otherwise asynchronous. User requested: interrupt occurs because of direct result by user task, otherwise coerced. Maskable: if desired the interrupt can be disabled by a user task, otherwise unmasked.
Body dysmorphic disorder (BDD) is an anxiety disorder that causes a person to have a distorted view of how they look and to spend a lot of time worrying about their appearance. For example, they may be convinced that a barely visible scar is a major flaw that everyone is staring at, or that their nose looks abnormal.