Engineering Questions with Answers - Multiple Choice Questions
MCQs on Communication with IOT Devices with Voice Commands
1 - Question
_____________ reduces the adoption and learning curve for the end user.
a) Intuitive
b) IoT
c) Commands
d) Devices
View Answer
Answer: a
Explanation: Intuitive reduces the adoption and learning curve for the end user while, at the same time, create q unique bond between the product and its owner.
2 - Question
Most common application for voice control application are ___________
a) Home security
b) Family health monitoring
c) Home security and health monitoring
d) Business
View Answer
Answer: c
Explanation: The most common application for voice control technology will be home security, personal and family health monitoring, and family monitoring(whether remote or local).
3 - Question
_________ either built into smoke alarm and thermostat or in the form of small plug – in.
a) Microphones
b) Loudspeaker
c) Microphone and loudspeaker
d) Mic
View Answer
Answer: a
Explanation: Environmental microphones either built into smoke alarms and thermostat or in the form of small plug in modules such as an electric air freshener.
4 - Question
Voice recognition software and virtual assistant programs offer for ________ and _________
a) Communication
b) Communication and Entertainment
c) Entertainment
d) Communication and Software
View Answer
Answer: b
Explanation: Many big companies offer voice recognition software and virtual assistant programs for their communication and entertainment products that talk to users and respond to a list of commands.
5 - Question
Voice control doesn’t provide the level of __________
a) Amplitude control
b) Sound control
c) Voice control
d) Frequency control
View Answer
Answer: d
Explanation: Voice control doesn’t provide the level of voice control monitoring that analysts see as the wave of the near future.
6 - Question
The advanced security and smart system first monitor and then interacts with human.
a) True
b) False
View Answer
Answer: a
Explanation: The advanced security and smart system first monitor and then interacts with human users to fulfil their daily needs – turning on lights, adjusting thermostat, reporting intruders and identifying residents or employees based on certain biological signs.
7 - Question
How many types of voice communications are there in IoT environment?
a) 2 types
b) 4 types
c) 3 types
d) 5 types
View Answer
Answer: c
Explanation: There are 3 key types of voice communication in IoT environment:
1. Bi-directional voice communication
2. Mono-directional voice communication
3. Voice recognition.
8 - Question
_________ is particularly appealing when the human’s hands or eye are otherwise occupied.
a) Voice recognition
b) Sound recognition
c) Amplitude recognition
d) Frequency recognition
View Answer
Answer: a
Explanation: Voice recognition is particularly appealing when the human’s hands or eye are otherwise occupied. For example, it may not only convenient but also a legal requirement to use verbal commands.
9 - Question
Voice telephony is an efficient means of __________ with machines that can listen.
a) Mono-directional voice communication
b) Bi-directional voice communication
c) Voice recognition
d) Both bi directional and mono directional
View Answer
Answer: b
Explanation: Voice telephony is an efficient means of Bi-directional voice communication with machine that can listen, and respond without the need for complex commands.
10 - Question
________ could potentially challenge the need of touch screen on many devices.
a) Voice recognition
b) Voice telephony
c) Voice Integration
d) Intuitive
View Answer
Answer: c
Explanation: Voice Integration could potentially challenge the need for a touch screen on many devices, as it reduces the cost for devices that will be dormant for majority of the time.
11 - Question
________ Will reduces the cost of the devices.
a) Intuitive
b) Voice telephony
c) Voice recognition
d) Voice Integration
View Answer
Answer: d
Explanation: Voice Integration could potentially challenge the need for a touch screen on many devices, as it reduces the cost for devices that will be dormant for majority of the time.
12 - Question
How the voice is transferred to our phone?
a) Internet
b) Bluetooth
c) Sharing applications
d) Zigbee
View Answer
Answer: a
Explanation: In car, consumer electronics and entertainment devices are all using Bluetooth to transfer our words to our phone or a gateway, which connects to the cloud.
13 - Question
Is there any limit for connecting devices though voice.
a) False
b) True
View Answer
Answer: b
Explanation: There are a virtually limitless number of applications for voice-controlled, IoT-connected devices.
14 - Question
Microphones usually have ___________
a) Amplitude filter
b) Noise filter
c) Round filter
d) Frequency filter
View Answer
Answer: c
Explanation: Microphones usually have a fuzzy covering or a round filter known in the industry as pop filter. They are designed to block out distortion from breath and wind.
15 - Question
_________ are well integrated antennas for long range communication.
a) BC241
b) BC154
c) BC144
d) BC118
View Answer
Answer: d
Explanation: To enable the connectivity, BC118, BC127, BC188 modules work with Bluetooth or WiFi devices, this has long range communication.