Top 20 CCNA certification Interview Questions and Answers and examples

Video Description

Top 20 simplified CCNA certification questions with answers and examples. This video covers some of the most common questions from CCNA exams. For written version go to https://cobuman.com/2023/05/29/ccna-cert-questions/ Good for Network Administrator Interview Questions. Join this channel to get access to perks: https://www.youtube.com/channel/UC9xYJSVPaB3RRO9nqVaYUoQ/join My equipment: https://www.amazon.com/shop/cobuman Like on Facebook https://www.facebook.com/cobuman Discord: https://discord.gg/JuJ73YKnju 0:00 Introduction 0:32 What is the purpose of Spanning Tree Protocol (STP) in a network? 0:52 What is the default administrative distance for directly connected interfaces on Cisco routers? 1:14 Which OSI layer handles logical addressing and routing? 1:36 What is the role of a default gateway in a TCP/IP network? 2:00 Why are Access Control Lists (ACLS) used in networking? 2:31 How does TCP differ from UDP? 3:10 What does the Address Resolution Protocol (ARP) do? 3:34 What is the purpose of Virtual Local Area Networks (VLANs)? 3:56 How does static routing differ from dynamic routing? 4:41 What is Network Address Translation (NAT) used for? 5:11 What is the purpose of Dynamic Host Configuration Protocol (DHCP)? 5:35 What does Routing Information Protocol (RIP) do? 5:59 What is the purpose of the Network Time Protocol (NTP)? 6:22 What is the role of the Internet Control Message Protocol (ICMP)? 6:50 What is the function of a router? 7:14 What is the purpose of Dynamic Trunking Protocol (DTP)? 7:39 What is the purpose of Hot Standby Router Protocol (HSRP)? 8:06 Why is Quality of Service (QoS) important in networking? 8:35 What does Virtual Router Redundancy Protocol (VRRP) provide? 9:08 What is the purpose of Secure Shell (SSH) protocol?