Chapter 22 Wireless Networking

In this type of networking mode, each wireless node has direct contact with every other node and is suited for small groups of computers that needs to transfer files or share printers. A. Ad hoc mode B. Infrastructure mode C. External mode D. Power over Ethernet mode

A

In which mode do all the wireless devices connect directly to each other? A. Ad hoc mode B. Circular mode C. Infrastructure mode D. Mesh mode

A

Ralph has installed a wireless network in his house, placing the wireless access point in the kitchen, a centralized location. The Wi-Fi works fine in the living room and dining room but goes out completely in the bedroom. What's most likely the problem? A. Interference with some metal object B. Improper antenna set up C. Use of the default SSID D. The SSID overlapping with a neighbor's SSID

A

What frequency does 802.11g operate on? A. 2.4 GHz B. 5 GHz C. 2.4 GHz and 5 GHz D. 6.0 GHz

A

What frequency does 802.11n operate on? A. 2.4 GHz and 5 GHz B. 2.4 GHz C. 5 GHz D. 6.0 GHz

A

What is the max throughput of 802.11b? A. 11 Mbps B. 54 Mbps C. 100+ Mbps D. 1+ Gbps

A

What is the maximum range of 802.11ac? A. 300+ feet B. 300 feet C. 150 feet D. 250 feet

A

Which of the following can you change for quick security? A. SSID B. DNS C. IPv4 D. MAC Address

A

Which of the following is the name of the network? A. SSID B. DNS C. IPv4 D. MAC Address

A

Which of the following is the term used to describe when two Bluetooth devices are communicating with each other? A. Pairing B. Communicating C. Joining D. Matching

A

Bluetooth technology enables computers to link into what sort of network? A. Bluetooth area network (BAN) B. Personal area network (PAN) C. Local area network (LAN) D. Wide area network (WAN)

B

How do you add Bluetooth capabilities to older computers? A. Install a Bluetooth adapter into a PCIe slot. B. Use an external USB Bluetooth adapter. C. Install a newer NIC that has Bluetooth capabilities. D. You can't add Bluetooth capabilities to an older computer.

B

What IEEE standard does Bluetooth use? A. 802.11 B. 802.15 C. 802.17 D. 802.25

B

What is the max range of 802.11a? A. 300 feet B. 150 feet C. 300+ feet D. 250 feet

B

What is the max range of 802.11b? A. 300+ feet B. 300 feet C. 150 feet D. 250 feet

B

What is the max throughput of 802.11a? A. 1+ Gbps B. 54 Mbps C. 11 Mbps D. 54 MBps

B

What is the maximum range of 802.11g? A. 300+ feet B. 300 feet C. 250 feet D. 200 feet

B

What is the maximum range of 802.11n? A. 300 feet B. 300+ feet C. 150 feet D. 250 feet

B

What is the name for the common omni-direcitonal antennas found on wireless points? A. Bipole antennas B. Dipole antennas C. Omni antennas D. RF antennas

B

What's the top speed for data transfers using IrDA technology? A. 2 Mbps B. 4 Mbps C. 11 Mbps D. 54 Mbps

B

What determines the name of a wireless network? A. EAP B. MAC address C. SSID D. WAP

C

What does WPA use to provide a new encryption key for every packet sent? A. NTFS B. EFS C. TKIP D. AES

C

What frequency does 802.11b operate on? A. 6.0 GHz B. 5 GHz C. 2.4 GHz D. 2.4 GHz and 5 GHz

C

What is the maximum throughput of 802.11ac? A. 10 MBps B. 54 Mbps C. 1+ Gbps D. 11 Mbps

C

What is the maximum throughput of 802.11g? A. 11 Mbps B. 1+Gbps C. 54 Mbps D. 100+ Mbps

C

What standard is Wi-Fi based on? A. 802.11 B. 802.13 C. 802.15 D. 802.17

C

What technology enables 802.11n networks to make multiple simultaneous connections and thus improve speed over previous Wi-Fi standards? A. Use of the 2.4-GHz frequency B. Use of the 5-GHz frequency C. MIMO D. WPA2

C

When do you usually install the drivers for a cellular card? A. In Administrative tools B. In Windows Update C. They are usually already installed on the card D. Cellular cards don't have drivers

C

Which of the following 802.11 standards functions only on the 5-GHz band? A. 802.11g B. 802.11n C. 802.11ac D. 802.11i

C

This networking mode uses one or more WAPs to connect wireless network nodes to a wired network segment. A. External mode B. Ad hoc mode C. Power over Ethernet mode D. Infrastructure mode

D

What frequency does 802.11a operate at? A. 6.0 GHz B. 2.4 GHz and 5 GHz C. 2.4 GHz D. 5 GHz

D

What frequency does 802.11ac operate on? A. 6.0 GHz B. 2.4 GHz and 5 GHz C. 2.4 GHz D. 5 GHz

D

What is the maximum throughput of 802.11n? A. 11 Mbps B. 54 Mbps C. 1+ Gbps D. 100+ Mbps

D

What type of GDDR SDRAM do the majority of video cards use? A. DDR2 SDRAM B. GDDR3 SDRAM C. GDDR4 SDRAM D. GDDR5 SDRAM

D

Which device enables you to extends the capabilities of a wireless network? A. WAP B. WEP C. WPA D. WPA2

D

Which encryption protocol offers the best security? A. Hi-Encrypt B. WEP C. WPA D. WPA2

D

Which of the following is most vulnerable to attacks? A. WPA2 B. WPA C. WPS D. WEP

D