Aruba (ACDX): Certified Design Expert Sample Questions
Question 1
Describe one customer requirement that might drive the deployment of relatively dense APs, overlapping the coverage areas of at least three APs.
- A. support for beacon management
- B. AP operation as hybrid AMs for IDS/WIPS
- C. the deployment of dual 5GHz radio APs
- D. location tracking of wireless IoT devices
Correct Answer: D
Question 2
A customer has several medium and large branch offices that require between 8 and 16 access points and support 200 and 600 wireless clients. Each branch site is connected to the internet, which allows it to access the central data center, and the customer prefers an optimized WAN link. There are 7210 controllers in the central data center for terminating the VPN connections, and each side handles 1 to 2 Gbps of traffic. Which of the given branch office solution would meet the customer’s needs?
- A. CAPs and branch office controllers with an SD-WAN license
- B. IAPs and no branch office controllers
- C. CAPs and branch office controllers
- D. RAPs and no branch office controllers
Correct Answer: B
Question 3
An indoor sports stadium has 5,000 seats in two rings:
- -> The stadium’s ceiling height is 60 feet (18m).
- -> A catwalk of 40 feet (12m) from the floor is around the perimeter, between the court and the seating areas.
- > Two scoreboards at either end of the stadium.
- -> The stadium’s construction is concrete and steel.
To provide coverage in the main stadium bowl, which AP model is appropriate if the customer doesn’t want to deploy picocells under the seats?
- A. AP-228
- B. AP-344
- C. AP-365
- D. AP-375
Correct Answer: A
Question 4
A customer uses the phones as wireless Voice over IP (VoIP) devices. Which among the following is one implication for this design?
- A. Planning policies for the phone role on MCs for giving the phones a high QoS priority.
- B. Ensuring a -75 GHz signal both, in the 2.4GHz band and the 5GHz band across the entire site.
- C. Ensuring that APs connect on Smart Rate ports for supporting the high bandwidth demands of the phones.
- D. Applying a bandwidth contract to the phone VLAN for limiting broadcast and multicast traffic.
Correct Answer: C
Question 5
Why is the deployment of an Aruba 8320 switch preferred over an Aruba 5400R switch?
- A. for supporting cloud-based management and guest services through Aruba Central integration
- B. for obtaining a great number of options for types of ports, including PoE and non-PoE
- C. for enhancing network monitoring and analytics
- D. for supporting Zero Touch Provisioning (ZTP)
Correct Answer: C
Question 6
In order for guests and patients to access the hospital’s facilities wirelessly, the hospital needs a wireless solution. Staff uses wireless voice communicators and some medical equipment connects wirelessly as well as laptops and tablets. In what ways can the network architect help to ensure that patient and visitor internet use doesn’t interfere with more vital hospital applications?
- A. Deploying IntroSpect for monitoring patient and visitor traffic.
- B. Planning a bandwidth contract for the guest role in the MC firewall.
- C. Deploying dedicated Air Monitors (AMs) at about one-fourth the density of APs.
- D. Ensuring that the guest’s SSID has a password associated with it.
Correct Answer: C
Question 7
An architect plans to propose a virtual Mobility Master (VMM) for a new solution that supports up to 4,800 wireless client devices and includes the following:
- -> two Virtual Mobility Controllers (VMCs) in a cluster
- -> 180 APs
Which of the given licenses must the architect propose?
- A. 1 MM-VA-500; 2 MC-VA-250; 540 Enterprise licenses
- B. 1 MM-VA-500; 1 MC-VA-250; 180 Enterprise licenses
- C. 1 MM-VA-1K; 2 MC-VA-250; one Enterprise license
- D. 1 MM-VA-1K; 1 MC-VA-250; 180 Enterprise licenses
Correct Answer: C
Question 8
In a school district, instant APs (IAPs) are located at multiple locations, and an easier way to manage them is needed. A management solution cannot be installed and managed on-site due to the lack of IT staff. What would you recommend?
- A. Purchasing a subscription for Aruba Central device management.
- B. Deploying Aruba AirWave in a central location.
- C. Purchasing licenses for a Virtual Mobility Controller (VMC).
- D. Deploying an Aruba MC in a central location, and converting IAPs to CAPs.
Correct Answer: A
Question 9
In a customer’s network core, the company uses Aruba wireless solutions to provide employees with wireless access, including APs, mobility controllers, and a Mobility Master (MM). A customer wants to set up a separately managed guest network and have the traffic go straight to the DMZ. What would be the simplest solution to meet the requirements?
- A. Adding APs in a dedicated AP group for supporting only the guest network SSID.
- B. Having a dedicated mobility controller in the DMZ managed by the same MM.
- C. Doubling the number of APs and controllers
- D. Using MultiZone, and putting a mobility controller in the DMZ.
Correct Answer: D
Question 10
When does an upgrade of the wired access layer, but not of the wireless access layer, require Aruba 2930M Series switches?
- A. Ideally, each switch should have 48 1Gbps edge ports, redundant uplinks, and a 10:1 oversubscription ratio.
- B. In order to ensure that each switch can continue to operate even if a power supply fails, the customer needs enhanced redundancy at the access layer.
- C. Several switches in a closet must be connected together and managed as one virtual switch.
- D. Based on the customer scenario, each switch must support mostly non-PoE devices, plus a maximum of four Aruba AP-345s with PoE+ support.
Correct Answer: A
Question 11
Is there a reason why an architect would choose to use pico-cells rather than overhead coverage in a stadium?
- A. for avoiding major rewiring and construction concerns
- B. for saving money by using less powerful and less expensive APs in the deployment
- C. for supporting a higher device density with a higher level of channel reuse
- D. for maximizing coverage per AP through the use of calculated directional antennas
Correct Answer: C
Question 12
There is a customer with a campus that has expanded to several buildings, each of which is between 100 and 200 feet (30 m and 61 m) apart, and the buildings are connected with SM fiber. Instant access points (IAPs) are currently installed on several floors in several buildings, and centralized resources are located in a small data center in one of these buildings. In a centrally managed IAP architecture, all wireless traffic is tunneled to the data center and all wireless traffic is routed through the data center. What must the architect recommend?
- A. Deploying Aruba MCs in a central location, and converting IAPs to CAPs.
- B. Purchasing a license for a Virtual Mobility Master (VMM).
- C. Deploying Aruba AirWave in a central location.
- D. Purchasing a subscription for Aruba Central device management.
Correct Answer: D
Question 13
What are the customer requirements regarding tunneled nodes, dynamic segmentation, or both on AOS-Switches?
- A. The architect recommended sending all traffic from the customer’s wired IoT devices through the role-based firewall of MC in order to control their access.
- B. The customer wishes to use AirWave to control all configurations of their AOS-Switches over secure IPsec tunnels centralized management of AOS-Switches.
- C. An organization wants its branch office users to have secure access to the corporate LAN using an IPsec tunnel over an AOS-Switch and an Internet connection.
- D. The customer lacks physical security and wants 802.1X authentication on wired ports, and employees should be allowed to access the network after completing 802.1X authentication.
Correct Answer: B
Question 14
There is a retailer seeking to provide wireless internet services to guests across an area of the store floor that consists of 82-foot (25m) long aisles of dry foods and cans. The shelves are six feet (1.8m) high, and the ceiling is 13 feet (4m). It is recommended that overhead APs be deployed every few aisles rather than every 10 feet (3m). Which one factor justifies this recommendation?
- A. the low transmit power of most guest devices
- B. the low shelf height relative to ceiling height
- C. the aisle length
- D. the low ceiling height
Correct Answer: B
Question 15
For which of the following scenario do AP-365s meet the needs?
- A. When the customer wants APs mounted to a concrete building exterior for providing coverage within a 90-foot (27m) radius from the building.
- B. When the customer wants APs for an indoor high-density environment where the customer prefers dual 5GHz operation.
- C. When the customer wants to mount APs in an outdoor area, with fiber cable available.
- D. When the customer wants APs for an indoor stadium requiring overhead coverage and directional antennas.
Correct Answer: A
Question 16
A customer has a number of very small branch sites that require only a single or two access points each. A local Internet connection is available in the office, but the traffic is directed to the corporate data center, which is equipped with an Aruba wireless solution. Which of the given branch office solutions would meet the customer needs?
- A. RAPs and 7005 branch office controllers with an SD-WAN license
- B. RAPs and no branch office controllers
- C. CAPs and 7005 branch office controllers
- D. IAPs and 7005 branch office controllers with an SD-WAN license
Correct Answer: D
Question 17
There are several floors in a dormitory at a university. The university has several issues with its existing network, including APs deployed in hallways about every 50 feet (15 meters):
- -> Students complain that the network is very slow, and the wireless signal is poor.
- -> Some students want to connect some equipment such as gaming consoles to an Ethernet port in their dorm rooms, but there is only one Ethernet port in each room.
How would deploying AP303Hs resolve the customer issues?
- A. providing wireless coverage for single-room deployment and wired ports for clients.
- B. wireless meshing, conserving Ethernet ports, and for high-speed wireless services.
- C. high-gain antennas designed for older buildings and supporting Smart Rate for high bandwidth on one port.
- D. directional antennas for improving the wireless signal and requiring just one Ethernet port.
Correct Answer: C
Question 18
To provide users with access to the corporate LAN, an architect recommended RAPs at their home offices. How would you plan the SSID for the RAPs?
- A. Same SSID and security settings as the corporate SSID
- B. any name for the SSID with MAC-Authentication
- C. any name for the SSID, which would be open; VIA is used for security
- D. same name used for the corporate SSID, but always with WPA2-Personal security
Correct Answer: A
Question 19
Having wired endpoints that are critical to a customer’s business, the customer wants to minimize the risk of losing their connection. There are two Ethernet connections in each of these dual-homed endpoints, and two 5406R switches are planned for deployment in the closet to aggregate their connections. What else must the architect specify in the plan?
- A. The 5406R switches are in a VSF fabric; each switch has redundant power supplies, but not redundant management modules.
- B. The 5406R switches are not in a VSF fabric; each switch has redundant power supplies but not redundant management modules.
- C. The 5406R switches are not in a VSF fabric; each switch has redundant power supplies and redundant management modules.
- D. The 5406R switches are in a VSF fabric; each switch has redundant power supplies and redundant management modules.
Correct Answer: D
Question 20
At a remote site, the company has 45 IAP-315 connected via WAN to the main office and using IPsec VPN to an MC. It has been determined that to send traffic to the main office, better optimization and higher VPN throughput are needed. As a network architect, what should you propose to fill this gap?
- A. a subscription to Aruba Central services for WAN optimization
- B. the deployment of several additional IAP-315 to boost throughput
- C. the deployment of a local MC at the remote site
- D. the purchase of SD-WAN licenses for the remote site IAPs
Correct Answer: D
