Computer Architecture & Hardware Maintenance lectures full playlist :

https://youtube.com/playlist?list=PLBV6VAQlom0k6FhyVNFO_QLiPgu-eWOod

you can get notes of this vedio on my telegram channel

my telegram channel name is Competitive Exams

you can also follow the link given below to join :

Competitive Exams TechPrep
https://telegram.me/diplomacsenotes

#competitiveexamstechprep