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 a...

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 and Answers on Inverse Systems and Deconvolution 1. If the frequency response of an FIR system is given as H(z)=1-z-1-6z-2, then the system is ___________ a) Minimum phase b) Maximum phase c) Mixed phase d) None of the mentioned Answer: Maximum phase 2. An IIR system with system function H(z)=B(z)A(z) is called a minimum phase if ___________ a) All poles and zeros are inside the unit circle b) All zeros are outside the unit circle c) All poles are outside the unit circle d) All poles and zeros are outside the unit circle Answer: All poles and zeros are inside the unit circle 3. If the frequency response of an FIR system is given as H(z)=6+z-1-z-2, then the system is ___________ a) Minimum phase b) Maximum phase c) Mixed phase d) None of the mentioned Answer: Minimum phase 4. If the frequency response of an FIR system is given as H(z)=1-5/2z-1-3/2z-2, then the system is ___________ a) Minimum phase b) Maximum phase c) Mixed phase d) N...

Multiple Choice Questions and Answers on Tuning of PID Controllers 1. Lag-lead compensation is a: a) Increases bandwidth b) Attenuation c) Increases damping factor d) Second order Answer: Second order 2. Derivative error compensation: a) Improvement in transient response b) Reduction in steady state error c) Reduction is settling time d) Increase in damping constant Answer: Increase in damping constant 3. Lag compensation leads to: a) Increases bandwidth b) Attenuation c) Increases damping factor d) Second order Answer: Attenuation 4. Derivative output compensation: a) Improvement in transient response b) Reduction in steady state error c) Reduction is settling time d) Increase in damping constant Answer: Reduction is settling time 5. Phase lag controller: a) Improvement in transient response b) Reduction in steady state error c) Reduction is settling time d) Increase in damping constant Answer: Reduction in steady state error 6. Rate compensation : a) Increases bandwidth b) Attenuatio...

Multiple Choice Questions and Answers on Integral Square Error 1. The response of a servomechanism is 1+0.2e-60t-1.2e-10t when subjected to a unit step input. What is the damping ratio? a) 1.21 b) 1.43 c) 1.59 d) 1.74 Answer: 1.43 2. For a unity feedback control system, the open loop transfer function G(s) = 10(s+2)/s2(s+1). What is the acceleration error constant? a) Infinity b) 5 c) 10 d) 20 Answer: 20 3. The open loop transfer function for a unit feedback system is G(s) = K/s(sT+1). By what factor the amplitude gain K should be reduced so that the peak overshoot becomes 25% from 75%? a) 75 b) 25 c) 20 d) 10 Answer: 20 4. How many types of controllers and compensators are there respectively? a) 4, 3 b) 3, 4 c) 4, 5 d) 5, 4 Answer: 4, 3 5. A unity feedback system has an open loop transfer function G(s) =25/s(s+8). What is the percentage of it’s peak overshoot? a) 0.13% b) 1.13% c) 1.26% d) 1.52% Answer: 1.52% 6. What is the response of the feedback function with open loop transfer fun...

Multiple Choice Questions and Answers on Advanced Control system 1. Vector images are __________ a) Composed of pixels b) Composed of thousands of dots c) Slightly more difficult to manipulate than other images d) Composed of objects such as lines, rectangles, and ovals Answer: Composed of objects such as lines, rectangles, and ovals 2. Images made up of thousands of pixels are called ___________ a) Bitmap b) Vector c) Story boards d) Graphics Answer: Bitmap 3. CorelDraw is an example of a(n) __________ a) Groupware application b) Bit publishing package c) Paint program d) Graphics suite Answer: Graphics suite 4. Programs used to create or modify vector images are called __________ a) Illustration programs b) Image editors c) Graphical modifiers d) Bit publishing packages Answer: Illustration programs 5. Programs used to create or modify bitmap images are called __________ a) Illustration programs b) Paint programs c) Graphical modifiers d) Bit publishing packages Answer: Paint program...

Multiple Choice Questions and Answers on Transfer Functions 1. A linear system at rest is subject to an input signal r(t)=1-e-t. The response of the system for t>0 is given by c(t)=1-e-2t. The transfer function of the system is: a) (s+2)/(s+1) b) (s+1)/(s+2) c) 2(s+1)/(s+2) d) (s+1)/2(s+2) Answer: 2(s+1)/(s+2) 2. A control system whose step response is -0.5(1+e-2t) is cascaded to another control block whose impulse response is e-t. What is the transfer function of the cascaded combination? a) 1/(s+2)(s+1) b) 1/(s+1)s c) 1/(s+3) d) 0.5/(s+1)(s+2) Answer: 1/(s+2)(s+1) 3. In regenerating the feedback, the transfer function is given by a) C(s)/R(s)=G(s)/1+G(s)H(s) b) C(s)/R(s)=G(s)H(s)/1-G(s)H(s) c) C(s)/R(s)=G(s)/1+G(s)H(s) d) C(s)/R(s)=G(s)/1-G(s)H(s) Answer: C(s)/R(s)=G(s)/1-G(s)H(s) 4. A transfer function has two zeroes at infinity. Then the relation between the numerator(N) and the denominator degree(M) of the transfer function is: a) N=M+2 b) N=M-2 c) N=M+1 d) N=M-1 Answer: N=M-2 ...

Multiple Choice Questions and Answers on Process Dynamics and Control 1. A non-linear system will have __________ steady state values. a) One b) More than one c) Two    d) Three Answer: More than one 2. Bode stability method uses __________ loop transfer function. a) Open b) Closed c) Either a or b d) Neither a nor b Answer: Open 3. A negative gain margin expressed in decibels means a/an __________ system. a) Stable b) Unstable c) Critically damped d) None of these Answer: Unstable 4. Strain gage pressure transducers are used to measure __________ pressures. a) Gage as well as vacuum b) Absolute as well as differential c) Both a & b d) Neither a nor b Answer: Both a & b 5. __________ controller has the maximum stabilising time. a) P b) PD c) PI d) PID Answer: PI 6. A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. a) Bode stability b) Nyquist c) Routh s...

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...