IOT102 full Questions and Answers 2024 | Exam Review
IoT gateway is:
A. Physical device
B. Software program
C. Raspberry Pi
D. All of the above ** Answ** D
(True or False)
Gateways can be configured to perform pre-processing of the collected data from
thousands of sensors locally before transmitting it to the next stage.
A. True
B. False ** Answ** A
IoT gateways perform several critical functions such as: (Which one is wrong).
A. Device connectivity
B. Protocol translation
C. Improving networks
D.Data filtering and processing, security ** Answ** C
An IoT gateway device bridges the communication gap between: (Which one is wrong).
A. end users
B. IoT devices
C. Sensors
D. cloud ** Answ** A
Before purchasing one gateway device you should consider: (Which one is wrong).
A. Network Security
,B. Uptime
C. Power
D. Downtime ** Answ** B
Which one isn't key core principles of security for IoT gateway.
A. Strategy
B. Confidentiality
C. integrity
D. authentication ** Answ** A
Which device is often to be attacked in IoT system.
A. Sensor
B.Actuator
C. Gateway
D. Cloud Server ** Answ** C
The maximum number of IPv4 address is:
A. 2^32
B. 2^64
C. 2^128
D. 2^256 ** Answ** A
The maximum number of IPv6 address is:
A. 2^32
B. 2^64
C. 2^128
D. 2^256 ** Answ** C
,How many byte an IPv4 address has:
A. 32
B. 4
C. 16
D. 64 ** Answ** B
Which of the following IPv4 address is in correct format.
A. 172.16.400.3
B. 172.a4.400.3
C. 172.16.286.3
D. None of the above ** Answ** D
The benefits of IPv6 are (which one is wrong).
A. more private address collisions
B. Auto-configuration
C. Flexible options and extensions
D. No more NAT (Network Address Translation) ** Answ** A
Which of the following IP address is wrong?
A. 43.126.38.91
B. 126.133.254.1
C. 22.131.256.3
D. 222.222.222.222 ** Answ** C
The protocol for Internet is:
A. TCP/IP
B. ZigBee
, C. Wi-Fa
D. Bluetooth ** Answ** A
An automatic telephone switch has:
A. Memory
B. Service logic
C. Controller
D. All of the above ** Answ** D
Are VPNs legal?
A. Yes in all countries
B. Not at all
C. Yes In some countries
D. Needs permission In the USA ** Answ** C
What you should considered more when you are buying VPN:
A. Speed, privacy and security
B. Cost
C. Security
D. Free trials and money back guarantees, ** Answ** A
It is safe to use public Wi-Fi hotspots if you are connected to
A. Internet server
B. ISP
C. VPN provider
D. All of the above ** Answ** A
Which one is wrong for cloud and IoT cloud?
IoT gateway is:
A. Physical device
B. Software program
C. Raspberry Pi
D. All of the above ** Answ** D
(True or False)
Gateways can be configured to perform pre-processing of the collected data from
thousands of sensors locally before transmitting it to the next stage.
A. True
B. False ** Answ** A
IoT gateways perform several critical functions such as: (Which one is wrong).
A. Device connectivity
B. Protocol translation
C. Improving networks
D.Data filtering and processing, security ** Answ** C
An IoT gateway device bridges the communication gap between: (Which one is wrong).
A. end users
B. IoT devices
C. Sensors
D. cloud ** Answ** A
Before purchasing one gateway device you should consider: (Which one is wrong).
A. Network Security
,B. Uptime
C. Power
D. Downtime ** Answ** B
Which one isn't key core principles of security for IoT gateway.
A. Strategy
B. Confidentiality
C. integrity
D. authentication ** Answ** A
Which device is often to be attacked in IoT system.
A. Sensor
B.Actuator
C. Gateway
D. Cloud Server ** Answ** C
The maximum number of IPv4 address is:
A. 2^32
B. 2^64
C. 2^128
D. 2^256 ** Answ** A
The maximum number of IPv6 address is:
A. 2^32
B. 2^64
C. 2^128
D. 2^256 ** Answ** C
,How many byte an IPv4 address has:
A. 32
B. 4
C. 16
D. 64 ** Answ** B
Which of the following IPv4 address is in correct format.
A. 172.16.400.3
B. 172.a4.400.3
C. 172.16.286.3
D. None of the above ** Answ** D
The benefits of IPv6 are (which one is wrong).
A. more private address collisions
B. Auto-configuration
C. Flexible options and extensions
D. No more NAT (Network Address Translation) ** Answ** A
Which of the following IP address is wrong?
A. 43.126.38.91
B. 126.133.254.1
C. 22.131.256.3
D. 222.222.222.222 ** Answ** C
The protocol for Internet is:
A. TCP/IP
B. ZigBee
, C. Wi-Fa
D. Bluetooth ** Answ** A
An automatic telephone switch has:
A. Memory
B. Service logic
C. Controller
D. All of the above ** Answ** D
Are VPNs legal?
A. Yes in all countries
B. Not at all
C. Yes In some countries
D. Needs permission In the USA ** Answ** C
What you should considered more when you are buying VPN:
A. Speed, privacy and security
B. Cost
C. Security
D. Free trials and money back guarantees, ** Answ** A
It is safe to use public Wi-Fi hotspots if you are connected to
A. Internet server
B. ISP
C. VPN provider
D. All of the above ** Answ** A
Which one is wrong for cloud and IoT cloud?
