netcad pretest module 13-16

Netcad pretest answer module 13-16

1. Which two statements characterize wireless network security? (Choose two.)

An attacker needs physical access to at least one network device to launch an attack.

Wireless networks offer the same security features as wired networks offer.

Wireless guest mode provides open access to a protected LAN.

Using the default IP address on an access point makes hacking easier.

With SSID broadcast disabled, an attacker must know the SSID to connect.

2. Which type of network technology is used for low-speed communication between peripheral devices?

channels

Ethernet

Bluetooth

802.11

3. What two radio frequency bands are used in home Wireless LANs? (Choose two.)

9 MHz

900 GHz

5 GHz

2.4 GHz

5 MHz

4. Which type of wireless communication is based on 802.11 standards?

Wi-Fi

Cellular WAN

Infrared

Bluetooth

5. Which DSL technology provides higher downstream bandwidth to the user than upstream bandwidth?

CDMA

SDSL

ADSL

TDMA

6. What would a technician require in order to install a hypervisor on a client machine?

multiple storage drives

a server housed by a cloud service provider

virtualization software

an SSD

7. Which statement describes a characteristic of cloud computing?

Devices can connect to the Internet through existing electrical wiring.

Investment in new infrastructure is required in order to access the cloud.

Applications can be accessed over the Internet through a subscription.

A business can connect directly to the Internet without the use of an ISP.

8. What technology enables a cell phone to be used as a hands-free device?

Wi-Fi

Yosemite

Bluetooth

9. What is the primary means for mitigating virus and Trojan horse attacks?

encryption

antisniffer software

antivirus software

blocking ICMP echo and echo-replies

10. What type of program installs and gathers personal information, including password and account information, from a computer without permission or knowledge of the user?

pop-ups

pop-unders

spyware

adware

11. What type of attack is the ping of death?

virus

brute force

denial of service

social engineering

12. What is the term used when a malicious party sends a fraudulent email disguised as being from a legitimate, trusted source?

phishing

backdoor

vishing

Trojan

13. Which wireless access point association parameter is used by the wireless client to distinguish between multiple wireless networks in the same vicinity?

password

network mode

SSID

channel setting

14. What is a feature that can be used by an administrator to prevent unauthorized users from connecting to a wireless access point?

proxy server

WPA encryption

MAC filtering

software firewall

15. A network administrator has decided to use WPA2 for security in a WLAN. Which statement describes WPA2?

WPA2 requires use of an open authentication method.

WPA2 uses preconfigured keys to encrypt and decrypt data.

WPA2 specifies the use of a dynamic encryption key.

WPA2 specifies the use of a static encryption key that must be changed frequently to enhance security.

16. What is the purpose of a DMZ?

It analyzes traffic for intrusion attempts and sends reports to management stations.

It allows external hosts to access specific company servers while maintaining the security restrictions for the internal network.

It provides secure connectivity for clients that connect to the internal network through a wireless LAN.

It creates an encrypted and authenticated tunnel for remote hosts to access the internal network.

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netcad pretest module 13-16

netcad exam module 13-16

1. Which two statements characterize wireless network security? (Choose two.)

2. Which type of network technology is used for low-speed communication between peripheral devices?

3. What two radio frequency bands are used in home Wireless LANs? (Choose two.)

4. Which type of wireless communication is based on 802.11 standards?

5. Which DSL technology provides higher downstream bandwidth to the user than upstream bandwidth?

6. What would a technician require in order to install a hypervisor on a client machine?

7. Which statement describes a characteristic of cloud computing?

8. What technology enables a cell phone to be used as a hands-free device?

9. What is the primary means for mitigating virus and Trojan horse attacks?

10. What type of program installs and gathers personal information, including password and account information, from a computer without permission or knowledge of the user?

11. What type of attack is the ping of death?

12. What is the term used when a malicious party sends a fraudulent email disguised as being from a legitimate, trusted source?

13. Which wireless access point association parameter is used by the wireless client to distinguish between multiple wireless networks in the same vicinity?

14. What is a feature that can be used by an administrator to prevent unauthorized users from connecting to a wireless access point?

15. A network administrator has decided to use WPA2 for security in a WLAN. Which statement describes WPA2?

16. What is the purpose of a DMZ?