Schiller International University Computer Science Questions: Website Design Answers 2021

Schiller International University Computer Science Questions: Website Design Answers 2021

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Schiller International University Computer Science Questions

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Running Head: ? LAB-1
1 ) Refer to the diagram below. What method of authentication is being used?
Open Authentication
CCMP
WEP
802.1x
2) Wired Ethernet and Wi-Fi are based on which two IEEE standards, respectively?
802.1, 802.3
802.3, 802.1
802.3, 802.11
802.11, 802.3
3) Which
of the following are frequency bands commonly used for Wi-Fi? (Select two answers)
2.5 KHz
2.5 MHz
5 MHz
2.4 GHz
5 GHz
4) Which
of the following are considered to be nonoverlapping channels? (Select two answers)
Channels 1, 2, and 3 in the 2.4-GHz band
Channels 1, 5, and 10 in the 2.4-GHz band
Channels 1, 6, and 11 in the 2.4-GHz band
Channels 40, 44, and 48 in the 5-GHz band
5)
Which one of the following can be used to provide wireless connectivity to a
nonwire???less device?
Wireless repeater
Workgroup bridge
Transparent bridge
Adaptive bridge
Running Head: ? LAB-1
6) Which
one of the following is not needed in a Cisco outdoor mesh network?
A BSS function
Ethernet cabling to each AP
A workgroup bridge
A backhaul network
7) Devices using a wireless LAN must operate in which one of the following modes?
Round-robin access
Half duplex
Full duplex
None of these answers
8) An access point is set up to offer wireless coverage in an office. Which one of the
fol???lowing is the correct 802.11 term for the resulting standalone network?
BSA
BSD
BSS
IBSS
9) Which one of the following is used to uniquely identify an AP and the basic service set it
maintains with its associated wireless clients?
SSID
BSSID
Ethernet MAC address
Radio MAC address
10) Which device provides a basic service set?
A wireless access point
A workgroup bridge
A wireless client
An antenna
Running Head: ? LAB-1
11) What mode of communication is used when only one device can successfully transmit on a
channel at a time?
Half Duplex
Single duplex
Full duplex
Mono duplex
12) Which of the following parameters should be consistent on neighboring APs as a wireless
client moves and attempts to roam from one AP to another?
SSID
BSSID
ESSID
BSAID
13) How does a wireless network advertise itself to devices so that they can join the network?
Repeater
AP
SSID
Channel
14) A wireless network consists of three APs, with four possible wireless LANs offered by each
of the APs. Which of the following statements is true about this scenario?
All three APs use the same BSSID on a WLAN.
All three APs can use the same SSID on a WLAN.
One AP can use the same BSSID for all four WLANs.
Wireless clients can send frames to an AP by placing the AP?s SSID in the destination
address field.
15) Which of the following statements are true about 802.11 wireless communication on a single
frequency? Assume all devices are within range of each other. (Select two answers)
Two or more devices can transmit data to each other at the same time.
Two or more devices can receive data at the same time.
Only one device should transmit data at a given time.
Only an access point can transmit data on the frequency
Running Head: ? LAB-1
16) Wireless devices must adhere to which standard to provide network connectivity?
802.1
802.2
802.11
801.11
17) Regarding lightweight AP modes, which one of the following is true?
An AP can operate in multiple modes at the same time.
An AP only has one possible mode of operation.
The Run mode is the default mode.
The SE-Connect mode is used for spectrum analysis.
18) A wireless network is to be built from Cisco APs, all in autonomous mode. Which of the
following things is necessary for the wireless network to support three SSIDs that are mapped to
three corresponding VLANs?
An access link to each AP
A trunk link to each AP
A CAPWAP tunnel to each AP
This network design cannot carry multiple VLANs over wireless.
19) A lightweight access point is said to participate in which one of the following architectures?
Light-MAC
Tunnel-MAC
Split-MAC
Big-MAC
20) How does a lightweight access point communicate with a wireless LAN controller?
Through an IPsec tunnel
Through a CAPWAP tunnel
Through a GRE tunnel
Directly over Layer 2
Running Head: ? LAB-1
21) If a WLC is positioned so that it connects into or near the core layer of a network, which type
of wireless architecture is implied?
An autonomous architecture
An embedded architecture
A centralized architecture
A mobility express architecture
22) In a split-MAC wireless architecture, a CAPWAP tunnel terminates on which of the
following? (Select two answers)
An autonomous AP
A lightweight AP
A wireless LAN controller
A wireless user? s device
23) Which one of the following WLC deployment models would be best for a large enterprise
with around 4000 lightweight APs?
Cisco Mobility Express
Embedded
Unified
Cloud-based
24) Which of the following is the normal operating mode of a Cisco lightweight AP?
Monitor
Normal
Regular
Local
25) What are some of the wireless LAN controller (WLC) capabilities?
Security management
Dynamic RF management to assign channels to APs
RF monitoring to gather information about the channel
Ease of deployment by programming all RF policies and wireless LAN policies on all
APs
All of these are correct
Running Head: ? LAB-1
26) The Cisco Meraki cloud-based APs are most accurately described by which one of the
following statements?
Autonomous APs joined to a WLC
Autonomous APs centrally managed
Lightweight APs joined to a WLC
Lightweight APs centrally managed
27) Suppose a Cisco lightweight AP is deployed at a remote site so that it can provide local
network connectivity in case the site loses its link back to the main site. Which of the following
AP modes should be used?
Local
Remote
SE-Connect
FlexConnect
28) Which one of the following is not needed for a lightweight AP in default local mode to be
able to support three SSIDs that are bound to three VLANs?
A trunk link carrying three VLANs
An access link bound to a single VLAN
A WLC connected to three VLANs
A CAPWAP tunnel to a WLC
29) What does CAPWAP mean?
Configuring and Provisioning of Wireless Access Points
Control and Provisioning of Wireless Access Points
Control and Policing of Wireless Access Points
Configuring and Policing of Wireless Access Points
30) Suppose several APs are deployed in a cloud-based architecture. Which of the following are
correct statements about the control and data planes involved in the wireless network? (Select
two answers)
The data plane extends from the wireless users to the Internet cloud, where the APs
are managed.
The control plane extends from the APs to the Internet cloud, where the APs are
managed.
Running Head: ? LAB-1
The data plane extends from the wireless users to the cloud-based AP.
The control plane extends from the wireless users to the cloud-based AP.
31) Which one of the following terms best describes a Cisco wireless access point that operates in
a standalone, independent manner?
Autonomous AP
Independent AP
Lightweight AP
Embedded AP
32) If a lightweight AP provides at least one BSS for wireless clients, which one of the
fol???lowing modes does it use?
Local
Normal
Monitor
Client
33) Which type of encryption should be avoided when encrypting data in a wireless
environment?
CCMP
AES
TKIP
GCMP
34) Which of the following are necessary components of a secure wireless connection?
Encryption
MIC
Authentication
All of these answers are correct.
Running Head: ? LAB-1
35) The Wi-Fi Alliance offers which of the following certifications for wireless devices that
correctly implement security standards?
WEP
WPA2
802.11
AES
36) Which one of the following is a wireless encryption method that has been found to be
vulnerable and is not recommended for use?
AES
WPA
EAP
WEP
37) Which one of the following is used to protect the integrity of data in a wireless frame?
WIPS
WEP
MIC
EAP
38) The WPA wireless security suites are defined by which of the following entities?
IEEE
FCC
Wi-Fi Alliance
Cisco
39) Which one of the following is the data encryption and integrity method used by WPA2?
WEP
TKIP
CCMP
WPA
Running Head: ? LAB-1
40) Which of the following are designed to provide wireless encryption by using the AES
algorithm? (Select two answers)
TKIP
CCMP
CGMP
GCMP
41) To protect the privacy of sensitive data sent over a wireless network, which of the following
mechanisms should be leveraged?
Authentication
Message integrity check (MIC)
Encryption
Data privacy protection (DPP)
42) Suppose you would like to select a method to protect the privacy and integrity of wireless
data. Which one of the following methods should you avoid because it has been deprecated?
TKIP
CCMP
GCMP
EAP
43) Which one of the following is used as the authentication framework when 802.1x is used on a
WLAN?
Open authentication
WEP
EAP
WPA
44) Which of the following support wireless authentication with pre-shared keys? (Select three
answers)
Open authentication
WPA
WPA2
WPA3
Running Head: ? LAB-1
45) Wireless data integrity and data privacy are based around which of the following respective
functions?
MIC, encryption
encryption, MIC
PSK, encryption
encryption, 802.1x
46) A pre-shared key is used in which of the following wireless security configurations? (Choose
two answers.)
WPA2 personal mode
WPA2 enterprise mode
WPA3 personal mode
WPA3 enterprise mode
47) Identify at least one unique characteristic of WPA2-Enterprise mode from the following list.
APs use pre-shared keys to authenticate wireless devices.
EAP authentication is used.
AES is used for data encryption.
802.1x is used to control access to the wireless network.
48) Suppose you need to connect a lightweight AP to a network. Which one of the fol???lowing
link types would be necessary?
Access mode link
Trunk mode link
LAG mode link
EtherChannel link
49) Which two of the following things are bound together when a new WLAN is created?
VLAN
AP
Controller interface
SSID
Running Head: ? LAB-1
50) Which of the following parameters are necessary when creating a new WLAN with the
controller GUI? (Select two answers.)
SSID
VLAN number
Interface
BSSID
IP subnet
51) What is the maximum number of WLANs you can configure on a Cisco wireless controller?
8
16
512
1024
52) Suppose the distribution system ports on a WLC are configured as a LAG. The switch ports
where the WLC connects are also configured as trunk links that are bundled as a single logical
EtherChannel using LACP. You notice that data is not passing across the links as expected.
Which of the following would likely be the cause of the problem?
The switch ports should be configured for access mode only.
The switch ports should be configured to use PAgP to negotiate the EtherChannel.
The switch ports should be configured to operate as an EtherChannel unconditionally,
with no negotiation.
Nothing is wrong with the switch; the WLC ports should not be configured in LAG
mode.
53) When you are configuring a wireless LAN on a WLC, you should be aware of the maximum
number of WLANs supported. Which of the following correctly identifies the maximum number
of WLANs that can be configured and the maximum number that can be active on an AP,
respectively?
16 maximum, 8 active
64 maximum, 8 active
512 maximum, 16 active
1024 maximum, 16 active
Running Head: ? LAB-1
54) Which of the following methods can you use to connect to an autonomous AP for
management purposes?
Console serial connection
Telnet
SSH
HTTP/HTTPS
all of these
55) Which one of the following controller interfaces maps a WLAN to a VLAN?
Bridge interface
Virtual interface
WLAN interface
Dynamic interface
56) Suppose a Cisco WLC has one service port, one redundancy port, four distribution system
ports, and one console port. To gain the most advantage out of the four distribution system ports
with load balancing and redundancy, which of the following would be the best strategy?
Configure the distribution ports individually as access links.
Configure the distribution ports as a trunk link LAG.
Configure the distribution ports individually as trunk links.
Configure the distribution ports as an access link LAG.
57) An autonomous AP will be configured to support three WLANs that correspond to three
VLANs. The AP will connect to the network over which one of the following?
Access mode link
Trunk mode link
LAG mode link
EtherChannel link
58) Which of the following statements correctly describe WLC interfaces and ports? (Select two
answers)
Running Head: ? LAB-1
Ports are physical connections to a wired network.
Ports are logical connections within a WLC.
Interfaces are physical connections to a wired network.
Interfaces are logical connections within a WLC.
Ports and interfaces are interchangeable terms.
59) By default, a wireless LAN controller will not allow ____________ traffic initiated from a
WLAN?
IP
VLAN
management
encrypted
60) Suppose you need to connect two new Cisco APs to a switched network. One is an
autonomous AP, the other a lightweight AP. The APs will be used to provide four WLANs that
map to four VLANs. Which of the following correctly describes the wired network link that
connects to the autonomous and lightweight APs, respectively?
access mode, access mode
access mode, trunk mode
trunk mode, access mode
trunk mode, trunk mode
61) Which of these ports does a WLC typically use to forward user traffic?
Service port
Distribution system port
Console port
Redundancy port
62) Suppose you would like to connect to a WLC to configure a new WLAN on it. Which one of
the following is a valid method to use?
SSH
Running Head: ? LAB-1
HTTPS
HTTP
All of these answers are correct.
63) Which one of the following correctly describes the single logical link formed by bun???dling
all of a controller? s distribution system ports together?
PHY
DSP
LAG
GEC

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