Chapter 30 Flashcards
1
Q
Which interrupt is used in multitasking
A
IRQ 0 (timer)
2
Q
What is multitasking
A
There are 2 programs A and B. And control shift from A to B and vice versa, then it is multi-tasking.
3
Q
What is PCB
A
The space where all registers of a task are stored is called the process control block or PCB
4
Q
What is scheduler
A
INT 08 that is saving and restoring the registers is called the scheduler
5
Q
What is context switch
A
The event of multitasking is called context switch
6
Q
How we can increase the speed of multitasking
A
By changing the timer interrupt frequency
