4. INTRODUCTION
An electronic lock (or electric lock) is a locking
device which operates by means of electric current.
Electric locks are sometimes stand-alone with an
electronic control assembly mounted directly to the
lock.
7. ADVANTAGES
There are many advantages to Electronic Door Lock
Systems over traditional mechanical door locks.
Programmable security clearances
Automatic door lock/unlock scheduling
Centralized management
Allow only authorized personnel to enter into secure
areas
This will negate the need to issue keys and to change
the locks when the keys are lost or stolen.
8. DISADVANTAGES
There are also some downsides.
Traditionally, an electronically locking is more
expensive than traditional locks.
It can be hacked.
Power source is needed.
It can be jammed.