CWICP-202 exam

Which of the following methods can be used to protect wireless IoT networks from Denial of Service (DoS) attacks?A . Implementing firewallsB . Using low power modesC . Reducing signal strengthD . Disabling encryptionView AnswerAnswer: A

What are common troubleshooting techniques for dealing with intermittent IoT device connectivity? (Select two)A . Reducing the number of connected devicesB . Rebooting the gatewayC . Analyzing signal interferenceD . Disabling firewallsView AnswerAnswer: BC

Which transport layer protocol is typically used for real-time IoT applications where low-latency is critical?A . TCPB . UDPC . HTTPD . ICMPView AnswerAnswer: B

Which wireless IoT technologies utilize spread spectrum techniques for communication? (Select two)A . ZigbeeB . LoRaWANC . BluetoothD . Wi-FiView AnswerAnswer: AB

Which of the following is a common threat to wireless IoT networks?A . Physical damageB . EavesdroppingC . OverheatingD . Data redundancyView AnswerAnswer: B

Which layer is responsible for ensuring reliable communication between IoT devices and applications in wireless IoT?A . Data Link LayerB . Network LayerC . Transport LayerD . Application LayerView AnswerAnswer: C

Which of the following is a key function of the MAC layer in IoT devices using Wi-Fi?A . Data encryptionB . Modulation and demodulationC . Packet framing and error checkingD . Carrier sense and collision avoidanceView AnswerAnswer: D

Which technologies primarily focus on low power consumption at the PHY layer for IoT devices? (Select two)A . BLEB . Wi-Fi 6C . NB-IoTD . 5GView AnswerAnswer: AC

Which wireless IoT technologies utilize the IEEE 802.15.4 PHY standard? (Select two)A . ZigbeeB . Wi-Fi 6C . LoRaWAND . ThreadView AnswerAnswer: AD

Which of the following are key principles of IoT security? (Select two)A . ConfidentialityB . IntegrityC . Data replicationD . Signal strengthView AnswerAnswer: AB