Network Infrastructures

Your IT Director wants you to group all of the Admin Assistants' computers so they can communicate as if they were on the same network. the challenge is that they are located in different areas of a building. What should you do?

• Install a new physical network infrastructure
• Use a satellite connection
• Implement a peer-to-peer network
• configure a VLAN

Answer explanation

A virtual Lan has the same attributes as a physical LAN but it allows for computers in different physical locations to be grouped so they can communicate.

Which two statements are true about Microsoft security zones?

• Internet Explorer has 4 security zones

• The default security level for Local internet and Trusted sites is the same

• The security level for Restricted sites can be changed

• Adding a website to a security zone blocks access to that site

Sort each statement into the correct category

Groups:

(a) True Statements

,

(b) False Statements

• NAT is the mapping of a private LAN IP to a public IP address

• a router is used to separate multiple networks

• a VLAN is typically configured on a router

Answer explanation

A VLAN is typically configured on a switch, not a router

Which two types of servers are typically placed in a perimeter network?

• File server

• Email server

• Web server

• Print server

Match each WAN technology to its corresponding connection type

• dedicated telephone lines

• Wireless

• Radio waves

• Cable modems

• uses two 64 Kps channels

• DSL

• host connections over shared broadband

• ISDN

How many T1 lines are used for a full T3 connection?

• 3

• 2

• 16

• 28

Which 2 of the following WAN technologies are most commonly used to connect home devices to the Internet?

• ISDN

• Cable modems

• DSL

• E1

• T1

Answer explanation

Digital Subscriber Lines and cable modems are the primary technologies used to connect home devices to the Internet today.

​ (a)   is a connection that uses a dedicated phone line from a customer to a telco provider's office

• DSL
• Cable
• ISDN
• WAN

​ (a)   connections use 32 channels to obtain a top speed of ​ (b)   ​

• E1
• 2.048 Mbps
• E3
• T1
• 34.368 Mbps
• 1.544 Mbps

Match each Maximum Data Transfer Rate to a WAN Technology

• E1

• 56 Kbps

• T1

• 2.048 Mbps

• Dial-up

• 128 Kbps

• ISDN

• 1.536 Mbps