Explains architecture of 8259 and working of single and cascaded 8259
Simultaneous log in detected...
Some one else logged in using your email id and password.
We allow YOU to log in from several devices for your convenience.
But you cant be watching multiple videos on multiple device...at the same time!
Please do not share your login credentials with others to avoid this situation again.
We advice you to change your password.
Bharat Acharya Education.