Summary list of exam topics :

https://www.geeksforgeeks.org/ccna-cheatsheet/

Cosco Learning Network :

https://learningnetwork.cisco.com/s/learning-plan-detail-standard

Video Course :

  : by Jason Gooleyhttps://learning.oreilly.com/videos/ccna-200-301-version/9780138213497/9780138213497-C312_01_01_01/

CCNA Training Videos

Books :

https://learning.oreilly.com/library/view/ccna-200-301-official/9780138229856

Practice exams :

https://learning.oreilly.com/certifications/9780135407134/

https://learningnetwork.cisco.com/s/learning-plan-detail-standard?ltui__urlRecordId=a1c3i0000007q2fAAA&ltui__urlRedirect=learning-plan-detail-standard