What is the RFC 4627 default encoding for JSON text?
- AUCS-2
- BGB18030
- CUTF-8 (correct answer)
- DHex
Reveal answer & explanationHide answer
The correct answer is C. Option C: UTF-8
Page 59 of 60 Β· 1182 total questions.
What is the RFC 4627 default encoding for JSON text?
The correct answer is C. Option C: UTF-8
Refer to the exhibit. A network engineer is configuring a WLAN to use a WPA2 PSK and allow only specific clients to join. Which two actions must be taken to complete the process? (Choose two.)

The correct answer is C, D. Option C: Enable the WPA2 Policy option. Option D: Enable the MAC Filtering option.
Explanation
WPA2 uses AES-based CCMP to protect wireless traffic.
Refer to the exhibit. Which configuration parameter is preventing host Π‘ from reaching the internet?

The correct answer is C. Option C: default gateway
Explanation
A host sends traffic for remote IP networks to its configured default gateway.
Refer to the exhibit. Which switch in this configuration will be elected as the root bridge? SW1 0Π‘:0A:05:22:05:97 - SW2 0Π‘:4A:82:07:57:58 - SW3 0C:0A:A8:1A:3C:9D - SW4 0Π‘:0A:18:A1:B3:19

The correct answer is D. Option D: SW4
Refer to the exhibit. An engineer is creating a secure preshared key based SSID using WPA2 for a wireless network running on 2.4 GHz and 5 GHz. Which two tasks must the engineer perform to complete the process? (Choose two.)

The correct answer is B, D. Option B: Select the AES (CCMP128) option for WPA2 WPA3 Encryption Option D: Select the PSK option for Auth Key Management
Explanation
WPA2 uses AES-based CCMP to protect wireless traffic. WPA3 strengthens wireless authentication, including SAE for personal networks. This option keeps traffic private / properly secured as required.
Which Rapid PVST+ port state does a port operate in without receiving BPDUs from neighbors or updating the address database?
The correct answer is C. Option C: disabled
Which protocol should be used to transfer large files on a company intranet that allows TCP 20 and 21 through the firewall?
The correct answer is D. Option D: FTP
Refer to the exhibit. What is the cause of poor performance on router R19?

The correct answer is C. Option C: port oversubscription
Why is UDP more suitable than TCP for applications that require low latency, such as VoIP?
The correct answer is D. Option D: TCP sends an acknowledgment for every packet that is received, and UDP operates without acknowledgments. This option meets the real-time / low-latency performance requirement.
Refer to the exhibit. Which switch in this configuration will be elected as the root bridge? SW1: 0Π‘:0Π:05:22:05:97 - SW2: 0C:0A:A8:1A:3C:9D - SW3: 0Π‘:0Π:18:81:ΠΠ:19 - SW4: 0Π‘:4Π:82:56:35:78

The correct answer is C. Option C: SW3
Which alternative to password authentication is implemented to allow enterprise devices to log in to the corporate network?
The correct answer is D. Option D: digital certificates
Refer to the exhibit. An engineer is using the Cisco WLC GUI to configure a WLAN for WPA2 encryption with AES and preshared key Cisc0123456. After the engineer selects the WPA + WPA2 option from the Layer 2 Security drop-down list, which two tasks must they perform to complete the process? (Choose two.)

The correct answer is B, D. Option B: Select PSK from the Auth Key Mgmt drop-down list, set the PSK Format to ASCII, and enter the key. Option D: Select the WPA2 Policy and AES check boxes.
Explanation
OSPF elects a designated router on multiaccess networks to reduce adjacency and LSA exchange overhead. WPA2 uses AES-based CCMP to protect wireless traffic. This option keeps traffic private / properly secured as required.
Which authentication method requires the user to provide a physical attribute to authenticate successfully?
The correct answer is A. Option A: biometric
Refer to the exhibit. Which switch in this configuration will be elected as the root bridge? SW1 0Π‘:E4:85:71:03:80 - SW2 0Π‘:0E:1A:22:05:97 - SW3 0C:E0:A1:1A:3C:9D - SW4 0Π‘:00:18:A1:B3:19

The correct answer is B. Option B: SW2
Refer to the exhibit. Which switch in this configuration will be elected as the root bridge? SW1 0Π‘:B4:86:22:42:37 - SW2 0Π‘:0B:15:22:05:97 - SW3 0C:0B:15:1A:3C:9D - SW4 0Π‘:B0:18:A1:B3:19

The correct answer is C. Option C: SW3
Which mechanism allows WPA3 to provide a higher degree of security than its predecessors?
The correct answer is B. Option B: SAE password-based key exchange This option keeps traffic private / properly secured as required.
Which protocol does Ansible use to push modules to nodes in a network?
The correct answer is D. Option D: SSH
Explanation
SSH provides encrypted remote CLI administration and should replace insecure Telnet.
Which function does an iterative DNS query serve in the domain name resolution process?
The correct answer is C. Option C: Allow a DNS client to contact several DNS servers until the correct information is found.
Explanation
DNS resolves domain names to resource records such as IP addresses.
What is the difference between controller-based networks and traditional networks as they relate to control-plane and/or data-plane functions?
The correct answer is D. Option D: Controller-based networks centralize all important control-plane functions, and traditional networks distribute control-plane functions.
Explanation
Controller-based networking centralizes policy and exposes programmable management interfaces.
Why choose Cisco DNA Center for automated lifecycle management?
The correct answer is D. Option D: to provide fast and accurate deployment of patches and updates
Explanation
PAT distinguishes many inside sessions on one public address by translating transport-layer ports.
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