Intro to Networking

Question 1

nslookup

Answer 1

Command-line program in Windows used to determine exactly what information the DNS server is providing about a specific host name.

Question 2

ipconfig

Answer 2

internet protocol configuration, displays local PC network settings

Question 3

Which Help option displays all ipconfig option combinations and their purposes?

Answer 3

ipconfig /?

Question 4

Which CMD command displays the physical address?

Answer 4

ipconfig /all

Question 5

What is a Hop

Answer 5

A hop is the moving of a packet from one LAN to another.

Question 6

Which network protocol is responsible for allocating IP addresses and network
configurations dynamically to devices on the network?

Answer 6

DHCP

Question 7

Switches

Answer 7

Allows devices to communicate within the same network

Question 8

Routers

Answer 8

allows devices to communicate with each other outside of the same networks. Uses IP addresses to route information.

Question 9

Access Point

Answer 9

Allows end devices to connect to a network wirelessly

Question 10

Firewall

Answer 10

effective security tools against threats outside a network

Question 11

WLC

Answer 11

Wireless LAN controller (allows config of multiple APs to be managed from a central device

Question 12

MAC address

Answer 12

unique identity of a computer within a network

Question 13

ping

Answer 13

checks connectivity between computers over the network

Question 14

tracert

Answer 14

displays all stations along the route taken by the info to its destination

Question 15

netsh

Answer 15

fast way to config network info

Question 16

3-tier architecture

Answer 16

Core (routing layer), Distribution (separation between core and access), Access (comms between endpoints)