700-841 exam

Which of the following is a security consideration for IoT deployments?A . Using unsecured Wi-Fi networksB . Patching vulnerabilities promptlyC . Disabling all security featuresD . Ignoring security auditsView AnswerAnswer: B

What is the purpose of IoT gateways?A . To provide security for IoT devicesB . To connect IoT devices to the cloudC . To store data collected by IoT devicesD . To control the operations of IoT devicesView AnswerAnswer: B

Which of the following is a common protocol used for device-to-cloud communication in IoT application development?A . CoAPB . ZigbeeC . BluetoothD . LoRaWANView AnswerAnswer: A

What is the role of machine learning in IoT application development?A . Real-time data analysisB . Security protocolsC . Device configurationD . Application designView AnswerAnswer: A

Which technology allows IoT devices to communicate with each other?A . BluetoothB . NFCC . RFIDD . Wi-FiView AnswerAnswer: D

Which communication medium is typically used for IoT devices to communicate with each other within a local area network?A . WiredB . WirelessC . CellularD . SatelliteView AnswerAnswer: B

What is device authentication in IoT security?A . Verifying the identity of the userB . Verifying the identity of the deviceC . Securing data in transitD . Preventing unauthorized accessView AnswerAnswer: B

Which of the following is a potential benefit of implementing IoT in industries?A . Increased operational efficiencyB . Decreased data securityC . Higher energy consumptionD . Reduced production costsView AnswerAnswer: A

What is the term for ensuring that IoT devices can only communicate with authorized systems?A . AuthenticationB . EncryptionC . AuthorizationD . Access ControlView AnswerAnswer: C

What is the first step in developing an effective IoT security strategy?A . Updating software regularlyB . Identifying potential vulnerabilitiesC . Ignoring security risksD . Using weak passwordsView AnswerAnswer: B