Chapter 8 Student 12

Question 1

T or F, infrared waves can be jammed and is easily hack able. Pg 365

Answer 1

False, infrared waves are different than radio waves and cannot be hacked.

Question 2

What’s the best advice if you want to install a network? Pg 368

Answer 2

Plan ahead

Question 3

When planning a network why should you get a map or draw out the physical space? Pg 366

Answer 3

You can see how much cable you may need or how you will set up wireless access points, label power locations, and any hazards or obstacles that you may run into while running cable.

Question 4

Why shouldn’t you begin to physically install the network until all of your plans are completed, pg 367

Answer 4

It will end up taking you longer if plans change in the middle of installing rather than double checking your work the first time.

Question 5

Before you can begin communications on your network, you must have a _______ installed in your computer. Pg 367

Answer 5

NIC or Network Interface Card

Question 6

Once the NIC is installed, it’s time to configure the IP address. There are two ways the address can be configured. What are they? Pg 368

Answer 6

DHCP or manual entry

Question 7

What would an built in infrared port look like on laptops.?Pg 365

Answer 7

A small dark square of plastic, usually black or dark maroon

Question 8

T or F, When installing a wireless NIC, it is pretty much the same as a regular NIC. Pg 370

Answer 8

True

Question 9

After an installation, the computer should recognize the new hardware. Next you should install the ______________ by either the internet or by cd. Pg 370

Answer 9

Drivers

Question 10

On figure 8.12, you’ll notice the bars on the far right of each wireless connections. What do the bars mean? Pg 371

Answer 10

Signal strength of the wireless network

Question 11

What type of cable should you be installing if you decide to run them through the ceiling or walls? Pg 372

Answer 11

Plenum cable

Question 12

Why should you never run cable directly across fluorescent lights? Pg 373

Answer 12

Fluorescent lights emit electromagnetic radiation that can interfere with communications.

Question 13

Instead of using switches or hubs, wireless networks can use a __________ _____________ __________ or a wireless router. Pg 373

Answer 13

Wireless access point or WAP

Question 14

When is it a good time to use PoE or Power over Ethernet? Pg 374

Answer 14

For wireless connections placed in a ceiling or other places with no easy access to an electrical outlet.

Question 15

When setting up your home network why should you never keep default settings? Pg 374

Answer 15

It can allow anyone to snoop your access point and possibly get on your network.

Question 16

What are the 5 critical steps to setting up an secured wireless connection? Pg 375

Answer 16

Change the SSID.
Change the admin username and password.
Select AES.
Choose a high quality security pass phrase.
From the clients, select WPA2 and enter the security pass phrase

Question 17

T or F, when setting up your home network, turning off DHCP makes your network more secure as all clients must have a static IP address. Pg 377

Answer 17

True, with DHCP off random clients cannot obtain an IP address automatically.