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CompTia A+ Software Part 2 > SOHO Configuration > Flashcards

Flashcards in SOHO Configuration Deck (15):
1

What is the least secure place to locate the access point when creating a wireless network?

Near a window

2

A user calls to report that she is experiencing intermittent problems while accessing the wireless network from her laptop computer. While she normally works from her office, today she is trying to access the wireless network from the conference room which is across the hall and next to the elevator. What is the most likely cause of her connectivity problem?

Interference is affecting the wireless signal

3

You need to add security for your wireless network. You would like to use the most secure method. Which method should implement?

WPA
WPA2
Kerberor
WEP

WPA2

4

You recently installed a small office home office wireless router. To avoid security holes and bugs, what should you do to the router?

Configure port triggering
Configure the DHCP service
Update the firmware
Enable NAT

Update the firmware

5

Which of the following are good reasons to enable NAT?

To cache webpages
To prevent hackers from accessing your network
To translate between Internet IP addresses and the IP addresses on your private network
To the public access to just your DHCP server instead of your home network

To translate between Internet IP addresses and the IP addresses on your private network

6

You just finished installing a wireless access point for a client. Which action best protects the access point from unauthorized configuration settings?

Disabling SS ID broadcast
Disabling DHCP
Implementing Mac address filtering
Changing the administrative password

Changing the administration password

7

A customer has called and indicated that he thinks his neighbor is connecting to his wireless access point to use his higher speed Internet connection. Which of the following will help resolve the issue?

– Install radio signal jamming equipment between his house and the neighbors house
–Disable SSID broadcast on the AP
–Use the access point configuration utility to change the signal channel
–Implement WPA2
– Upgrade to an 802.11g access point

Disable SSID broadcast on the AP

Implement WPA2

8

You have a computer that is connected to the Internet through a NAT router. You want to use a private addressing scheme for your computer. Which of the following IP addresses could you assign to the computer?

224.15.166.12
10.0.12.15
192.168.12.253
32.188.99.10
240.12.188.1
127.0.0.1
172.18.188.67

10.0.12.15
192.168.12.253
172.18.188.67

9

You just installed a wireless access point where organizations network. You know the radio signals used by the AP extend beyond your organization building and are concerned that unauthorized users outside may be able to access your internal network. What can you do to protect wireless network? (Select two)

Disable DHCP on AP

Install a radio signal jammer at the perimeter of your organization's property

Implement and AP with a shorter range

Configure the AP to filter out unauthorized Mac addresses

Disable the spread spectrum radio signal feature on the AP

You the AP configuration utility to reduce the radio signal strength

Disable DHCP on AP

Configure the AP to filter out unauthorized Mac addresses

10

A user on your network has been moved to another office down the hall. After the move she calls you complaining that she has only occasional network access the wireless connection. Which of the following is most likely the cause of the problem?

– The client has incorrect WPA2 settings
– An SSID mismatch between the client and the WAP
– An SSID mismatch between the client and the server
– The encryption level has been erroneously sent back to the default settings
– The client system has moved to far away from the access point

The client system has moved to far away from the access point

11

You need to place a wireless access point in your two-story building. While trying to avoid interference, which of the following is the best location for access point?

Near the backup generators
In the kitchen area
In the basement
In the top floor

In the top floor

12

Which of the following locations will contribute the greatest amount of interference for a wireless access point? (Select two)

Near cord less phones
In the top floor of a two-story building
Near DCHP servers
Near exterior walls
Near backup generators

Near cord less phones

Near backup generators

13

Which of the following recommendations should you follow when placing access points to provide wireless access for users within your company building?

Place access points above where most clients are
Place access points near outside walls
Placed access points in the basement
Place multiple access points in the same area

Place access points above where most clients are

14

Which of the following is not one of the ranges of IP addresses defined in RFC 1918 that are commonly used behind a NAT server?

169.254.0.1 - 169.254.255.254
192.168.0.1 - 192.168.255.254
10.0.0.1 - 10.255.255.254
172.16.0.1 - 172.31.255.254

169.254.0.1 - 169.254.255.254

15

A user called to report that she is experiencing intermittent problems accessing the wireless network from her laptop computer. While talking to her, you discover that she is trying to work from the break room two floors above the floor where she normally works. What is most likely the cause of her connectivity problem?

The user is out of the effective range of the wireless access point on her floor