Understanding Local Area Networking

You have a key network administrator leave a company. Therefore, what does the company depend on to continue to use the network?

• the user's password

• Active Directory

• master network switch

• network documentation

What is the most common central device used today to connect computers to a network?

• hub

• switch

• SOHO router

• VPN router

What is the most common adapter or connector used to connect a computer to a wired network?

• RG6

• RG58

• RJ45

• RJ8

Which of the following does a switch use for increased performance?

• simplex

• half duplex

• full duplex

• sliding duplex

What do you use to isolate a group of computers within your organization?

• WLAN

• WAN

• VLAN

• Internet

What do you use to create VLANs

• router

• switch

• firewall

• proxy server

What zone is used to publish external websites for an organization?

• intranet

• extranet

• internetwork

• DMZ

Which topology is the most redundant and the most expensive?

• STAR

• RING

• MESH

• BUS

What standard describes CSMA/CD?

• 801.2

• 802.3

• 802.5

• 802.11

What mechanism do wireless networks use to access the network?

• CSMA/CD

• CSMA/CA

• token passing

• polling