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Module 22 - Wireless Networks 3

Total questions: 19

Worksheet time: 10mins

Name
Class
Date
1.

Josh has an uneasy feeling that his home network could be vulnerable to outsiders. What can Josh use to control access to his network....?

a)

Port filtering

b)

IP blocking

c)

MAC filtering

d)

Ethernet filtering

2.

CBA Corporation is installing a new wireless router for their small SOHO network and they want to make sure that only specific client machines can connect. What can their technician use to make sure this happens.....?

a)

Port forwarding

b)

WPS

c)

MAC filtering

d)

DMZ

3.

Jill wants to install a WAP in her house, but is not sure of what the different technologies have to offer. Can you tell Jill which wireless access point operates ONLY at the 5-GHz frequency.....?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

4.

If Sheldon wants to create a PAN for his wireless keyboard, mouse, and headset that he recently purchased to play his favorite computer game, what wireless standard should he use....?

a)

Bluetooth

b)

Wi-Fi

c)

802.11g

d)

Infrared

5.

Of the below wireless standards below, which is limited to the 5 GHz range.....?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

6.

In order to establish a connection for a 802.11n wireless Internet signal, which of the following is required......?

a)

MAC address filtering

b)

Windows password

c)

Proper SSID

d)

SSL certificate

7.

Raj receives the IP address 169.254.155.1 on this wireless network connection. This should lead Raj to check what on his wireless router.....?

a)

WPA

b)

DHCP

c)

WPA2

d)

DNS

8.

Access to a SOHO wireless network that is based on a computer's NIC is called.....?

a)

Encryption

b)

MAC filtering

c)

SSID broadcast

d)

DHCP

9.

Which of the below will prevent unauthorized users from accessing confidential data on a SOHO wireless network....?

a)

Reduce broadcast power

b)

Change SSID name

c)

Set encryption

d)

Enable MAC filtering

10.

Below are choices for encryption security. Which is the least secure.....?

a)

WAP

b)

AES

c)

TKIP

d)

WEP

11.

MIMO is used by which of the wireless standards listed below.....?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

12.

Configuration of home routers at the present time is almost always done by using which of the following:

a)

Telnet

b)

Their own keyboard and mouse

c)

BIOS

d)

A web interface

13.

All WAPs have similar features. Which of these will prevent unauthorized computers from joining a network?

a)

Wire encryption

b)

Disable SSID

c)

MAC filtering

d)

Port forwarding

14.

The lowest throughput in the below 802.11 standards is .....?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

15.

This wireless networking standard has the unique ability to operate at two completely different channel widths on the same spectrum.....

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

16.

Sheldon is suspicious that someone he doesn't know is accessing his SOHO home router/access point. When he goes into "active clients" he sees a computer he doesn't recognize. What should he immediately do to protect his network.

a)

Immediately call the police

b)

Shut down the router

c)

Reassess and add better security to his wireless network

d)

Install a Wireless Intrusion Detection System to track down this hacker

17.

Your are installing a new SOHO WIFI router for HVR Corporation. What is the FIRST thing you should do to secure the router so that no unauthorized users gain access to the network.....?

a)

Change the username and password from the default

b)

Update the firmware on the router

c)

Setup a white list MAC filter to allow only certain devices on the network

d)

Configure the DHCP server to use WPA2 encryption

18.

Of the following brief descriptions, which one gives the best description of a WLAN....?

a)

Bluetooth, Ethernet, Wi-Fi, cellular

b)

Wi-Fi, Bluetooth, infrared, and cellular

c)

DSL, infrared, Wi-Fi, Bluetooth

d)

Wi-Fi, infrared, Bluetooth, T-1

19.

Jim wants to be able to access his favorite website wirelessly with his new laptop, from anywhere. What would be the BEST choice for him to install/configure?

a)

Bluetooth card

b)

802.11g wireless card

c)

Infrared card

d)

Cellular card