COMPTIA NETWORK+ N10-009 EXAM QUESTIONS WITH 100% CORRECT ANSWERS

HTTPS

TCP Port 443




SSH

TCP Port 22




DNS

TCP/UDP Port 53




HTTP

TCP Port 80




RDP

TCP Port 3389




SNMP

UDP Port 161




LDAP

,TCP/UDP Port 389




Network Layer

Layer 3




Data Link Layer

Layer 2




Presentation Layer

Layer 6




Transport Layer

Layer 4




Router

Device that connects different networks together




Switch

Device that forwards traffic within the same network

,Spanning Tree Protocol (STP)

Used to prevent loops in a switched network




ipconfig

Command that displays IP configuration on Windows




ping

Command that tests connectivity to another IP




tracert / traceroute

Command that traces the path packets take




nslookup

Command that queries DNS servers




netstat

Command that shows current network connections

, DHCP

Dynamic Host Configuration Protocol




DNS

Domain Name System




Private IP range for Class A

10.0.0.0 to 10.255.255.255




Private IP range for Class B

172.16.0.0 to 172.31.255.255




Private IP range for Class C

192.168.0.0 to 192.168.255.255




SCP

Protocol used to securely copy files over SSH