A doorbell is called a doorbell because it is a bell for your door.
a computer on the whole is a system ... it has a lot of subsystems .. these subsystems are said to be the computer subsystem ... thus in simple words , a subsystem found in a computer system is said to be a "Computer Subsystem"
Subsystems but no definitions... housing,
doorbell
A doorbell A telephone
The sound of a doorbell comes from a speaker that is baught with the doorbell.
what area the three subsystems of culture
The past tense of "to ring" is "rang," so you say "I rang the doorbell" or "I have rung the doorbell many times."
I did not answer the door because the doorbell is broken.
A subject is found at the front of the sentence before the verb. However, a sentence structure can hide a subject if the sentence begins with a clause. For example: When the doorbell rang, my dog barked and whined. Dog is the subject in that sentence, despite that doorbell is a noun.
Some subsystems (parts) are:ScrewsWheel and AxelhandleMetalBladeGearsLever
My Doorbell was created on 2005-09-03.