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Module 22 - Wireless Networks 2

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

Which 802.11 network has a mizimum throughput of 11 Mbps....?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

2.

The 802.11 wireless standard operates at two frequency bands. They are....?

a)

900 MHz

b)

2.4 GHz

c)

4 GHz

d)

5 GHz

3.

QRT Corporation wants to increase the wireless speeds in its office building. The current location of the WAPs does a good job for wireless connectivity throughout the whole office. Therefore, what standard should be used when replacing these WAPs?

a)

802.11a

b)

802.11b

c)

802.11ac

d)

802.11g

e)

802.11n

4.

802.11g operates in this frequency range.....?

a)

2.4 GHz

b)

54 Mbps

c)

11 Mbps

d)

5 GHz

5.

Sheldon is shopping for a new wireless router for Leonard as a Birthday Present. Which wireless router will give the fastest throughput for Leonard.....?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

6.

IP telephone devices can be used with no external power from a wall outlet because they utilize this feature......?

a)

VPN

b)

PoE

c)

QoS

d)

WEP

7.

This wireless standard is backwards-compatible with 802.11g?

a)

802.11a

b)

802.11b

c)

802.11n

d)

802.11q

8.

The wireless technology 802.11g uses this radio band and transmits at a maximum speed of what.....?

a)

2.4 GHz, 11 Mb/sec

b)

5 GHz, 11Mb/sec

c)

2.4 GHz, 54 Mb/sec

d)

5 GHz, 54 Mb/sec

9.

A network that is centered around an individual is called a .....?

a)

LAN

b)

PAN

c)

Cloud

d)

MAN

10.

Leonard worked on Penny's wireless laptop this morning running a Windows Update. Now Penny comes into Leonard's apartment and says she can't access the internet. What should Leonard check FIRST.....?

a)

He should make she has properly connected to her WiFi antenna

b)

He should ensure that the driver wasn't accidently updated through the Windows Update.

c)

He should check for a BIOS firmware update.

d)

He should check the switch on the laptop to ensure that the WiFi radio is on.

11.

Penny got Sheldon to upgrade her internal Wi-Fi card on her laptop earlier and now the signal power to connect to the WAP in her office is Low! What is probably wrong.....?

a)

Wi-Fi card drivers are not installed

b)

The laptop's memory is faulty

c)

The laptop's battery is dead

d)

One of the antenna wires is unplugged

12.

Electronic communication of any form is going to have some latency problems. However, what technology is most susceptible to this problem.....?

a)

1000BaseT

b)

SDSL

c)

POTS

d)

Satellite

13.

IPG's wireless network is having intermittent connectivity issues. How can their technician Jim best solve this issue....?

a)

Enable MAC filtering

b)

Change broadcast channel

c)

Enable wireless encryption

d)

Disable SSID broadcasting

14.

The Wi-Fi standard that operates at the shortest distance is ......?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

15.

Speeds of up to 150 Mbps can be obtained by this wireless standard ......?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

16.

If measured outdoors, the 802.11g wireless standard gives data throughput of up to _____________ and a range of up to ____________.

a)

11 Mbps / 140 meters

b)

11 Mbps / 120 meters

c)

54 Mbps / 250 meters

d)

54 Mbps / 140 meters

17.

Brenda's Internet Cafe is installing a wireless network for it's customers to use. This standard would enable their customers to have the most bandwidth.....?

a)

802.11a

b)

802.11b

c)

802.11g

d)

802.11n

18.

John tests the rooms in his home and finds that those on the east side of his house don't get a good wireless signal and can't use the network. What can he do to correct the situation.....?

a)

Buy a more powerful WAP

b)

Upgrade to 802.11g

c)

Install a second WAP

d)

Install a router