Successful choral directors are typically expert musicians who are accomplished in the field of music. Depending on their employer, directors may be required to have some type of formal training in a related major, such as music or music education.
The term false alarm is actually a misnomer, and is regularly replaced by the term nuisance alarm. When a sensor operates, it is hardly false, and it is usually a true indication of the present state of the sensor.
False arrest is an arrest made without a warrant or probable cause. False arrest is a form of false imprisonment conducted by a party who claims to have authority to make the arrest. It can be had against law enforcement, but false arrest is more commonly prosecuted against private security firms.