CompTIA A+ 220-1001 & 220-1002 A+ 1002: CH20 Review
This flashcard set focuses on wireless security protocols from Chapter 20 of the CompTIA A+ 220-1002 exam, including legacy encryption standards like WEP. Perfect for reinforcing network security fundamentals and identifying outdated technologies.
How many bits does WEP encryption use to scramble data packets?
30
20
40
50
40
Key Terms
How many bits does WEP encryption use to scramble data packets?
30
20
40
50
40
What is the max capacity for Data Transfer between infrared devices?
3 Mbps
1 Mbps
4 Mbps
2 Mbps
4 Mbps
What is another name for the Service Set Identifier parameter?
Network path
Network protocol
Network address
Network name
Network name
What is the theoretical max range of the 802.11a wireless networking standard?
150 Feet
200 Feet
250 Feet
300 Feet
150 Feet
What wireless network mode can quickly be used to share files and printers without a WAP?
Infrastructure
Ad Hoc
WAN
Multiple Access
Ad Hoc
What method do wireless networks use to determine if other nodes are currently broadcasting?
MIMO
CSMA/CD
CSMA/CA
Dipole Antennae
CSMA/CA
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| Term | Definition |
|---|---|
How many bits does WEP encryption use to scramble data packets? 30 | 40 |
What is the max capacity for Data Transfer between infrared devices? 3 Mbps | 4 Mbps |
What is another name for the Service Set Identifier parameter? Network path | Network name |
What is the theoretical max range of the 802.11a wireless networking standard? 150 Feet | 150 Feet |
What wireless network mode can quickly be used to share files and printers without a WAP? Infrastructure | Ad Hoc |
What method do wireless networks use to determine if other nodes are currently broadcasting? MIMO | CSMA/CA |
What is the standard straight-wire omnidirectional wireless antenna called? Unipole | Dipole |
What enables you to connect to the Internet through a Network-aware smartphone, tablet, or mobile device? 802.11b | Cellular WIreless Network |
What is a wireless service area that has been extended by adding more WAPs? SID | EBSS |
What is the max distance of a class 3 bluetooth device? 5 Meters | 1 Meter |
Which feature allows you to plug a single Ethernet Cable into the WAP to provide both power and a network connection? PoE | PoE |
Which protocol does WPA use to provide a new encryption key for every sent packet? SSL | TKIP |
Most WAPs support filtering, in which data packets that do not contain the appropriate address are rejected. What kind of address is filtered? WPA | MAC |
At what frequency range do 802.11b and 802.11g based wireless technologies operate?
| 4 GHz |
What process needs to be undertaken to enable Bluetooth devices to create a secure connection? Pairing | Pairing |
What is the gain from a typical WAP? 12 dB | 2 dB |
What standard has a security flaw that allows a hacker to guess an 8-digit code? WPA | WPS |
Which wireless networking standard supports data throughput of up to 11 Mbps?
| 11b |
What type of wireless network is very small and designed for “quick-and-dirty” jobs? MAN | PAN |
Which standard or protocol provides a security improvement that WPA addresses over WEP? EAP | EAP |
Which standard or protocol represents a security improvement in WPA2 over WEP and WPA? IrDA | AES |
What method enables you to limit access to your Wireless Network based on the physical, hard-wired address of the units wireless NIC? MAC Address Filtering | MAC Address Filtering |
What should you open up to troubleshoot a suspected hardware problem? Task Manager | Windows Device Manager |
What WPA/WPA2 Encryption version uses a RADIUS server for secure authentication? SSIDv3 | WPA/WPA2-Enterprise |
What centrally connects wireless network nodes in the same way that a hub connects wired ethernet PCs? WEP | WAP |
What frequencies does 802.11n use? 5 and 24 GHz | 2.4 and 5 GHz |
At what frequency range does the 802.11a based wireless technology operate? 3 GHz | 5 GHz |
What is the first step in choosing an optimal location for an Access point? Site Survey | Site Survey |
What wireless technology is often used to connect headsets to smartphones? Bluetooth | Bluetooth |
What 802.11n feature increases its range and speed? WPA-PSK | MIMO |
What WAP settings should be adjusted in an environment with overlapping WIFI signals? SSID and MAC Filtering | Channel and Frequency |
What is the speed at which 802.11g wireless technology transfers data? 54 Mbps | 54 Mbps |
Where is the location for an omni-directional antenna in your home office? In the Basement | Near the center |