Multiple Choice Questions & Answers on IoT Characteristics and Reliability Issues 1. IoT devices are naturally vulnerable to ________ threats. a) Sensors b) Heterogeneity c) Security d) Connectivity Answer: Security 2. ________ gives an exact, up to the second state of all devices on a network. a) Signaling b) Security c) Presence detection d) Power consumption Answer: Presence detection 3. ________ a cellular network is expensive, especially with many IoT devices. a) Signaling b) Security c) Bandwidth d) Power consumption Answer: Bandwidth 4. ________ empowers IoT by bringing together everyday objects. a) Intelligence b) Connectivity c) Dynamic Nature d) Enormous Scale Answer: Connectivity 5. ________ Provide the means to create capability that reflects true awareness of the physical world and people. a) Sensors b) Heterogeneity c) Security d) Connectivity Answer: Sensors 6. The collection of data is achieved with ________ changes. a) Intelligence b) Connectivity c) Dynamic Nature

Multiple Choice Questions & Answers on LPC 2148 Pro Development Board 1. Single 10-bit DAC provides variable _________ output. a) Digital b) Analog c) Analog and digital d) Neither analog nor digital Answer: Analog 2. The USB controller provides high speed interface to laptop/PC with a speed of ________ a) On-chip USB with 12Mb/s b) On-chip USB with 15Mb/s c) Peripheral USB with 12Mb/s d) Peripheral USB with 15Mb/s Answer: On-chip USB with 12Mb/s 3. USB 2.0 full speed compliant device controller with _________ of end point RAM. a) 6 kB b) 4 kB c) 2 kB d) 8 kB Answer: 2 kB 4. LPC 2148 pro development board has _________ on chip memory. a) 500k b) 625k c) 512k d) 425k Answer: 512k 5. LPC 2148 pro development board has _________ Operating Supply. a) 12V b) 6V c) 8V d) 7V Answer: 12V 6. Timer in the board has _________ compare and _________ capture channels. a) 3 and 4 b) 4 and 3 c) 4 and 4 d) 3 and 3 Answer: 4 and 4 7. ________ bit ARM7TDMI controller is present? a) 128 bit b) 8 bit c

Multiple Choice Questions & Answers on Galileo Gen 2 Board 1. Frequency of the Galileo gen 2 board is ________ a) 250MHz b) 400MHz c) 450MHz d) 300MHz Answer: 400MHz 2. Galileo gen 2 board power is ________ a) 10 W b) 15 W c) 5 W d) 20 W Answer: 15 W 3. Galileo gen 2 board memory is _____ a) 16 MB b) 6 MB c) 8 MB d) 256 MB Answer: 256 MB 4. Galileo Gen 2 board was developed by ________ company? a) Atmel b) Intel c) Motorola d) Dallas Answer: Intel 5. ________ bit PWM for more precise control of servos and smoother response. a) 14-bit b) 12-bit c) 8-bit d) 6-bit Answer: 12-bit 6. How many digital I/O pins are there in Board? a) 29 b) 15 c) 25 d) 20 Answer: 20 7. What is the storage memory of EEPROM? a) 16kb b) 6kb c) 8kb d) 12kb Answer: 8kb 8. What is the storage memory of Flash Memory? a) 16M b) 6M c) 8M d) 12M Answer: 8M 9. Galileo gen 2 board memory types  a) Flash Memory  b) EEPROM c) Micro SD card slot d) All of the above Answer: All of the above 10. What is the range of microS

Multiple Choice Questions & Answers on IOT Ecosystem Concepts and Architecture 1. IoT solutions are at the heart of IDC’s view of the _________ a) Three b) Two c) One d) Four Answer: Four 2. Global Sensor Network is built for _________ a) Reducing cost and time for development b) Reducing cost and increasing time for development c) Increasing cost and increasing time for development d) Increasing cost and decreasing time for development Answer: Reducing cost and time for development 3. API enables services portability between ____________ a) Systems b) Devices c) Networks d) Services Answer: Systems 4. IoT-A reference model is a _________ a) Scalable b) Secure c) Both scalable and secure d) Neither scalable nor secure Answer: Both scalable and secure 5. SOA stands for _____________ a) Solution Oriented Architecture b) Sector Oriented Architecture c) Service Oriented Architecture d) Source Oriented Architecture Answer: Service Oriented Architecture 6. Ubiquitous service provision de

Multiple Choice Questions & Answers on IOT FOG Computing 1. AIDC stands for ____________ a) Automated Identification Data Carriers b) Automobile Identification Data Carriers c) Automated Identification Data Computing d) Automated Identification Device Carriers Answer: Automated Identification Data Carriers 2. QoS stands for ____________ a) Quality of storage b) Quality of service c) Quality of security d) Quality of swarms Answer: Quality of security 3. Building automation demonstrates the need for _______ a) Edge intelligence b) Sensors c) Control function d) Local operations Answer: Edge intelligence 4. Fog node is ___________ a) Floor b) Wing c) Individual room d) Floor and Wing Answer: Floor and Wing 5. Challenges can be addressed within a single IoT network by _______ a) Fog node b) Cloud node c) Data d) Control Answer: Fog node 6. Fog computing can be perceived in ___________ and ____________ a) Big data and Cloud systems b) Big data and IoT c) Cloud systems and IoT d) Big da

Multiple Choice Questions & Answers on IOT Data  1. rostopic delay will provide delay for ___________ a) Topics which has header b) Topics which has tail c) Topics which has tail and head d) To all topics Answer: Topics which has header 2. The message is sent to the input queue of a message flow that contains a _________ a) Subscriber b) Server c) Publication node d) Client Answer: Client 3. Dweet. io is used for __________ a) Sharing data b) Storage c) Publishing data d) Alerting devices Answer: Publishing data 4. freeboard. io itself defines as ________ a) Data based service b) Fog based service c) Cloud based service d) Signals based service Answer: Cloud based service 5. Publish command message is sent from _________ a) Only publisher to broker b) Only broker to publisher c) Publisher to broker and broker to publisher d) Server to client Answer: Publisher to broker and broker to publisher 6. GUID full form is ___________ a) Global Unique Identifier b) Global User Identifier c)

Multiple Choice Questions & Answers on Designing for Emerging Technology  1. IIoT stands for __________ a) Industrial Internet of Things b) Internet Internet of Things c) Intelligence Internet of Things d) Internal Internet of Things Answer: Industrial Internet of Things 2. Which of the following are advantages of emerging technologies? a) Less chance of human error b) Lower running costs c) Opportunities for higher skilled workers d) All of the above Answer: All of the above 3. Which possibility ensures load balancing and peak levelling of energy consumption? a) Transportation and logistics b) Energy and utilities c) Automotive d) Connected supply chain Answer: Energy and utilities 4. What does the term Emerging Technology mean? a) Brand new ideas and systems using technology that are in the design phase which has not yet started to come out in the market place b) New technologies that are currently developing which will ensure that their is minimal impact on our environment and t

Multiple Choice Questions & Answers on Toy Designs 1. The toy includes ________ a) Microphone b) Camera c) Speaker d) Microphone, camera, and speaker Answer: Microphone, camera, and speaker 2. When we hear about IoT, we think of our ________ a) Microphone b) Speaker c) Thermostat d) Transmitter Answer: Thermostat 3. The anthropomorphic device may aim its gaze at the source of ________ a) Interpreter b) Media device c) Social cue d) Transmitter Answer: Social cue 4. The anthropomorphic device may transmit the media device command to ________ a) Social cue b) Media device c) Interpreter d) Transmitter Answer: Media device 5. With set of sensors and app children can do ________ a) Feed b) Bathe c) Hatch d) Feed, bathe and hatch Answer: Feed, bathe and hatch 6. ________ the connected toy will warrant significant effort from manufactures. a) Lightbot b) Brain Development c) Healthy and activity d) Privacy and safety Answer: Privacy and safety 7. ________ device, perhaps in the form of d

Multiple Choice Questions & Answers on Publishing Messages to the Cloud 1. The message in pub/sub is an opaque blob of ________ a) Bits b) Bytes c) Word d) Nibble Answer: Bytes 2. When you publish a message ________ is automatically created? a) Client b) Server c) Batch d) Server Answer: Batch 3. Every call to publish() will return a class that conforms to the __________ interface. a) Batch b) Client c) Server d) Future Answer: Future 4. ________ error will show if we try to send text string instead of bytes. a) TypeError b) Error c) Linker error d) Compiler error Answer: TypeError 5. Publishing messages is handled through ________ Class. a) Client() b) Server() c) Publish() d) Batch() Answer: Client() 6. ________ method publishes messages to pub/sub. a) Client() b) Publish() c) Server() d) Batch() Answer: Publish() 7. client() class provides ________ to create topics. a) Software b) Classes c) Methods d) Batch Answer: Methods 8. What is the time elapsed after a batch is created? a

Multiple Choice Questions & Answers on Data Security 1. When leakage of data is done purposely or because of the lack of employee’s concern toward confidential data is called ___________ done by employees of an organization. a) Ill-intentional data leakage b) Malfunctioned in database c) A malfunction in online data d) ill-intension of an outsider Answer: Ill-intentional data leakage 2. The three steps of data loss prevention are – Identify, Discover and______________ a) Classify b) Clarify c) Deletion d) Detection Answer: Classify 3. Data leakage is popularly known as ___________ a) data theft b) data crack c) low and slow data theft d) slow data theft Answer: low and slow data theft 4. There are __________ major types of data leakage. a) Two b) Three c) Four  d) Five Answer: Three 5. ________ is the process of retaining or keeping of data at a secure place for long-term storage. a) Data archiving b) Archival Storage c) Disposal of Data d) Backup Answer: Data archiving 6. ________

Multiple Choice Questions & Answers on 6LoWPAN 1. ________ enables seamless integration of LoWPAN devices with internet leveraging a) IETF 6LoWPAN b) IEFT CoAP c) RFID/NFC d) IEEE 802.15.4.LoWPAN Answer: IETF 6LoWPAN 2. 6LoWPAN Adaption layer contains? a) Header compression b) Fragmentation c) Layer 2 forwarding d) Header compression, Fragmentation, and Layer 2 forwarding Answer: Header compression, Fragmentation, and Layer 2 forwarding

Multiple Choice Questions & Answers on Media Access Control Layer 1. MAC stands for ________ a) Media Area Control b) Memory Access Control c) Memory Area Control d) Media Access Control Answer: Media Access Control 2. MAC addresses are used as ________ a) Network addresses b) IP address c) Hardware address d) Burned in address Answer: Network addresses 3. Networking Hardware Address is referred with ________ a) IP address b) MAC address c) NIC d) Organizationally Unique Identifier Answer: MAC address 4. Hardware address is known as _________ a) MAC address b) IP Address c) Network Interface Card d) Address Resolution Protocol Answer: MAC address 5. The original IEEE 802 MAC address comes from________ a) MAC address b) IP address c) Ethernet address d) Http Answer: Ethernet address 6. On wireless networks ________ filtering is the security measure. a) OUI b) IP c) NIC d) MAC Answer: MAC 7. ____________ assigns a unique number to each IP network adapter called the MAC address. a) Me

Multiple Choice Questions & Answers on IEEE 802.15.4 1. IEEE 802.15.4 standard has ______ channels are in European 868MHz band. a) 1 b) 2 c) 4 d) 8 Answer: 1 2. IEEE 802.15.4 standard has ______ channels are in the 915MHz ISM band. a) 1 b) 10 c) 16 d) 24 Answer: 10 3. IEEE 802.15.4 standard has ______ channels are in the 2.4GHz ISM band. a) 8 b) 12 c) 16 d) 32 Answer: 16 4. IEEE 802.15.4 standard has data rate of a) 20 kb/s, 40kb/s, 250kb/s b) 20 kb/s, 40kb/s, 80kb/s c) 20 kb/s, 80kb/s, 200kbs d) 40 kb/s, 80kb/s, 160kbs Answer: 20 kb/s, 40kb/s, 250kb/s 5. IEEE 802.15.4 standard is used with a) Zigbee b) Rubee c) Wibree d) Z-wave Answer: Zigbee 6. Following is not the function of ZigBee used with IEEE 802.15.4 standard a) Network routing b) Address translation c) Channel acquisition d) Packet segmentation Answer: Channel acquisition 7. Following layer of ZigBee is shared FOR alliance with IEEE 802.15.4 a) Network layer b) Data link layer c) Application layer d) Mac layer Answer: Mac

Multiple Choice Questions & Answers on M2M Area Network 1. M2M is mostly ___________ a) Hardware centric b) Software centric c) Both d) None Answer: Hardware centric 2. The relation between IoT and M2M is ___________ a) IoT is part of M2M b) M2M is the part of IoT c) Both are same d) None Answer: M2M is the part of IoT 3. NETCONF will manages ___________ a) Sensors b) Actuators c) IoT Devices d) Network devices Answer: Network devices 4. The communication network in M2M can be used ___________ a) Wireless medium b) Wired medium c) Both d) None Answer: Both 5. SDN means ___________ a) Software data networks b) Software described networks c) Software defined network d) Software demand network Answer: Software defined network 6. NFV means ___________ a) Network function vector b) Network function virtual machine c) Network function virtualization d) Network form in virtualization Answer: Network function virtualization 7. NETCONF means ___________ a) Network conformation b) Network cl

Multiple Choice Questions & Answers on IOT Protocol Multiple Choice Questions & Answers on I2C Protocol 1. All operating modes work under ____________ a) 11 kbit/s b) 100 kbit/s c) 15 kbit/s d) 150 kbit/s Answer: 100 kbit/s 2. Typical voltages used are ___________ a) 5v b) 3.3v c) 5v or 3.3v d) 2.5v Answer: 5v or 3.3v 3. Two wire interface is also called as _________ a) UART b) SPI c) I2C d) USART Answer: I2C 4. Inter Integrated Circuit is a _____________ a) Single master, single slave b) Multi master, single slave c) Single master, multi slave d) Multi master, multi slave Answer: Multi master, multi slave 5. Master transmits means _________ a) Master node is sending data to a slave b) Master node is receiving data from slave c) Slave node is transmitting data to master d) Slave node is sending data to master Answer: Master node is sending data to a slave 6. SDA is having a ____________transition when the clock line SCL is high. a) high to low b) low to high c) low to low d) hi