WGU C172 NETWORK AND SECURITY FOUNDATIONS
OA 2024 NEWEST EXAM AND PRACTICE EXAM 350
QUESTIONS WITH DETAILED VERIFIED ANSWERS (100%
CORRECT) /ALREADY GRADED A+
What is the bandwidth of an OC-3? - ANSWER: 155.52Mbps
Mark installs a wireless network for his office. He needs the wireless range to extend
up to 300 feet. Which of the following would he recommend? - ANSWER: 802.11n
Which two routing protocols use bandwidth in their calculation of metric by default?
- ANSWER: OSPF and EIGRP
You need to implement a secure WAP so that only authenticated employees can
access it. Which of the following standards will you implement? - ANSWER: 802.1X
What WAN topology enables you to minimize WAN expenses by not directly
connecting any two remote locations? - ANSWER: Hub-and-spoke
Which of the following approaches to wireless LAN (WLAN) security helps conceal
the existence of a WLAN? - ANSWER: Disabling SSID Broadcast
In the modern LAN what type of device is typically used at the center of a star
topology? - ANSWER: Switch
If multiple wireless access points exist in a wireless LAN (WLAN), what percentage of
coverage overlap should the access points have? - ANSWER: 10 to 15 percent
What device is known for a large number of interfaces and its ability to create
separate collision domains for each end device? - ANSWER: Switch
A wireless LAN (WLAN) containing only one access point (AP) is known as what type
of WLAN? - ANSWER: BSS
What device would forward information using the following address as its primary
information: 192.168.1.101? - ANSWER: Router
You are configuring a wireless LAN (WLAN) with three wireless access points having
overlapping coverage areas. The wireless access points are using the 2.4 GHz
frequency band, and are located in the United States. What three non-overlapping
channels in the 2.4 GHz band should you select? (Choose three.) - ANSWER: 1, 6 and
11
What TCP port is used by RDP? - ANSWER: 3389
, A corporate e-mail service would be classified as belonging to what Layer of the OSI
Model? - ANSWER: Application
Which of the following protocols is used for transferring files with a remote host in a
non-secure fashion and without requiring user credentials? - ANSWER: TFTP
Which layer of the OSI Model is concerned with how bits are represented on the
medium? - ANSWER: Physical
Internet Protocol (IP) resides at what layer of the OSI Model? - ANSWER: Layer
3/Network
An Ethernet workgroup switch resides at which layer of the OSI Model? - ANSWER:
Layer 2/Data Link
Which of the following protocols is used for transferring files with a remote host in a
non-secure fashion? - ANSWER: FTP
Which of the following are sublayers of the Data Link Layer (that is Layer 2) of the
OSI Model? - ANSWER: MAC and LLC
What is the common UDP port (that is"well-known" port) used by a DHCP server? -
ANSWER: 67
A building might have multiple patch panels (for example on different floors of a
building). These common locations are often called what? - ANSWER: Intermediate
distribution frames
A location within a building where network cables terminate is commonly called a(n)
__________. - ANSWER: Wiring closet
A DHCP reservation involves the exchange of four messages between a DHCP client
and a DHCP server. What is the first of these messages? - ANSWER: DHCPDISCOVER
Which of the following can often be categorized as an encryption device (that is a
device capable of participating in an encrypted session? - ANSWER: Firewall, VPN
Concentrator and Router
Which type of unshielded twisted pair (UTP) is commonly used in Ethernet 10BASE-T
networks which carry data at a rate of 10 Mbps (although it can carry data at a
maximum rate of 16 Mbps
as seen in some Token Ring networks)? - ANSWER: Cat3
Which of the following network appliances performs the most processor-intensive
tasks and is critical in IPSec environments? - ANSWER: VPN Concentrator
OA 2024 NEWEST EXAM AND PRACTICE EXAM 350
QUESTIONS WITH DETAILED VERIFIED ANSWERS (100%
CORRECT) /ALREADY GRADED A+
What is the bandwidth of an OC-3? - ANSWER: 155.52Mbps
Mark installs a wireless network for his office. He needs the wireless range to extend
up to 300 feet. Which of the following would he recommend? - ANSWER: 802.11n
Which two routing protocols use bandwidth in their calculation of metric by default?
- ANSWER: OSPF and EIGRP
You need to implement a secure WAP so that only authenticated employees can
access it. Which of the following standards will you implement? - ANSWER: 802.1X
What WAN topology enables you to minimize WAN expenses by not directly
connecting any two remote locations? - ANSWER: Hub-and-spoke
Which of the following approaches to wireless LAN (WLAN) security helps conceal
the existence of a WLAN? - ANSWER: Disabling SSID Broadcast
In the modern LAN what type of device is typically used at the center of a star
topology? - ANSWER: Switch
If multiple wireless access points exist in a wireless LAN (WLAN), what percentage of
coverage overlap should the access points have? - ANSWER: 10 to 15 percent
What device is known for a large number of interfaces and its ability to create
separate collision domains for each end device? - ANSWER: Switch
A wireless LAN (WLAN) containing only one access point (AP) is known as what type
of WLAN? - ANSWER: BSS
What device would forward information using the following address as its primary
information: 192.168.1.101? - ANSWER: Router
You are configuring a wireless LAN (WLAN) with three wireless access points having
overlapping coverage areas. The wireless access points are using the 2.4 GHz
frequency band, and are located in the United States. What three non-overlapping
channels in the 2.4 GHz band should you select? (Choose three.) - ANSWER: 1, 6 and
11
What TCP port is used by RDP? - ANSWER: 3389
, A corporate e-mail service would be classified as belonging to what Layer of the OSI
Model? - ANSWER: Application
Which of the following protocols is used for transferring files with a remote host in a
non-secure fashion and without requiring user credentials? - ANSWER: TFTP
Which layer of the OSI Model is concerned with how bits are represented on the
medium? - ANSWER: Physical
Internet Protocol (IP) resides at what layer of the OSI Model? - ANSWER: Layer
3/Network
An Ethernet workgroup switch resides at which layer of the OSI Model? - ANSWER:
Layer 2/Data Link
Which of the following protocols is used for transferring files with a remote host in a
non-secure fashion? - ANSWER: FTP
Which of the following are sublayers of the Data Link Layer (that is Layer 2) of the
OSI Model? - ANSWER: MAC and LLC
What is the common UDP port (that is"well-known" port) used by a DHCP server? -
ANSWER: 67
A building might have multiple patch panels (for example on different floors of a
building). These common locations are often called what? - ANSWER: Intermediate
distribution frames
A location within a building where network cables terminate is commonly called a(n)
__________. - ANSWER: Wiring closet
A DHCP reservation involves the exchange of four messages between a DHCP client
and a DHCP server. What is the first of these messages? - ANSWER: DHCPDISCOVER
Which of the following can often be categorized as an encryption device (that is a
device capable of participating in an encrypted session? - ANSWER: Firewall, VPN
Concentrator and Router
Which type of unshielded twisted pair (UTP) is commonly used in Ethernet 10BASE-T
networks which carry data at a rate of 10 Mbps (although it can carry data at a
maximum rate of 16 Mbps
as seen in some Token Ring networks)? - ANSWER: Cat3
Which of the following network appliances performs the most processor-intensive
tasks and is critical in IPSec environments? - ANSWER: VPN Concentrator
