Operating System Video’s

introduction to OS:

process management:

process states & multiprogramming:

transition diagram &schedulers:

questions on process states:

parameters of process

cpu schedulingL:


convoy effect:

fcfs example

fcfs with overhead:


Analysis of SJF:

Round robin algorithm:

SJF with prediction of BT:

RR example 1:

RR example 2:

RR example 3:

RR example 4:

longest job first:

longest remaining time first:

longest remaining time first gate question:

highest esponse ratio next:

priority scheduling:

Non preemptive priority scheduling:

pre emptive priority scheduling:

pre emptive priority cpu & io time:


Srtf processes:

Multi level queue:

Srtf example: