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o level iot m4 r5 previous paper set 2

beerendra lucky sir July 02, 2026
o level m1 r5 previous paper mcqs

o level it tools mcqs

ये सभी प्रश्न 2026 जनवरी में पूछे गए हैं किसी प्रश्न में समस्या के लिए comment करें, प्रश्न का समाधान देखने के लिए यूट्यूब LUCKYTECH.COM पर देखें

1)'Ques.1 What is the name of the module responsible for creating, removing and changing directory?',
A)'sys'
B)os
C)pack
D)math
os'




2)'Ques.2 Which off the following plug-in can’t be embedded by element?', A)'Map'
B)Flash players
C)Readers
D)Java applets
Map'




3)'Ques.3 Which type of hosting provides dedicated physical servers to a single client?',
A)'Shared hosting'
B)Dedicated hosting
C)VPS hosting
D)Cloud hosting
Dedicated hosting'




4)'Ques.4 At which port number, Simple Network Management Protocol (SNMP) operates.',
A)'160'
B)163
C)164
D)161
161'




5)'Ques.5 The 8255 is a_____ chip.',
A)'Digital to analog'
B)Input/Output
C)Analog to Digital
D)Hybrid
Input/Output'




6)'Ques.6 1 means an object is detected and 2 object is detected, then considering stationary, what can be the possible object it the output by the sensor is 111000?',
A)'Object is stationary'
B)Object is oscillating side by side
C)Object is moving away
D)Object is moving closer
Object is moving away'




7)'Ques.7 When interpreter encounters an empty statement what it will do:',
A)'Shows a warning'
B)Prompts to complete the statement
C)Throws an error
D)Ignores the statements
Ignores the statements'




8)'Ques.8 What type of server stores of recent responses?',
A)'A regular'
B)A proxy
C)An auxiliary
D) A remote
A proxy'




9)'Ques.9 Layers or groups that contain_____ are clipped inside another layer of group.',
A)'Masks'
B)Clipping Masks
C)Cluster
D)None
Clipping Masks'




10)'Ques.10 Which type of errors can be detected compilling the Arduino IDE sketch',
A)'Syntax error'
B)Logical error
C)Semantic error
D)All of the above
Syntax error'




11)'Ques.11 How many types of capacitive touch are there in IOT?',
A)'2'
B)5
C)7
D)9
2'




12)'Ques.12 Which of the following sensor is used temperature and humidity?',
A)'MQ135'
B)HC-SR04
C)DHT11
D)None of the above
HC-SR04'




13)'Ques.13 What is a lint?',
A)'C compiler'
B)Interactive debugger
C)Analyzing tool
D)C interpreter
Analyzing tool'




14)'Ques.14 The Atmega168 is an_______ bit.',
A)'32'
B)64
C)8
D)16
8'




15)'Ques.15 The communication range in NFC is',
A)'<20cms'
B)>20cms
C)>40cms
D)>60cms
<20cms'




16)'Ques.16 Which one cannot be the element of an IOT System?',
A)'People'
B)Application
C)Nanotechnology
D)Privacy
Nanotechnology'




17)'Ques.17 Arduino uno have ____size of program memory.',
A)'10KB'
B)4KB
C)64KB
D)32KB
64KB'




18)'Ques.18 What is the sensor/protocol used?',
A)'HTTP protocol'
B)COAP protocol
C)MQTT protocol
D)XMPP protocol
MQTT protocol'




19)'Ques.19 How to terminate an infinite loop in embedded C?',
A)'End'
B)Exit
C)Break
D)Abort
Break'




20)'Ques.20 Traffic light system is the example of:',
A)'Casual system'
B)Open loop system
C)Closet loop system
D)Time variant system
Open loop system'




21)'Ques.21 Full form of SANETs?',
A)'Sensors and Actions Network'
B)Sensors and Actuator Network
C)Sensors and Active Network
D)Smart and Active Network
Sensors and Actuator Network'




22)'Ques.22 The spectrum used by Bluetooth starts from and ends at',
A)'2302 MHz, 2.483 MHz'
B)2402 MHz, 2.483.5 MHz
C)2300 MHz, 2.400 MHz
D)2500 MHz, 3.400 MHz
2402 MHz, 2.483.5 MHz'




23)'Ques.23 The Bluetooth Low Energy operates at______.',
A)'1.2 GHz ISM brand'
B)2.4 GHz ISM brand
C)3.6 GHz ISM brand
D)4.8 GHz ISM brand
2.4 GHz ISM brand'




24)'Ques.24 A microcontroller has a clock frequency, What is the period of the clock signal?',
A)'16 ns'
B)62.5 ns
C)125 ns
D)250 ns
62.5 ns'




25)'Ques.24 ________is a general psychological and physic the ever-increasing demands of life.',
A)'Stress'
B)Comfort
C)Luxury
D)All of the above
Stress'




26)'Ques.25 Which of the following protocol is use link all the devices in the IOT?',
A)'HTTP'
B)TCP/IP
C)Network
D)UDP
TCP/IP'




27)'Ques.26 UDP and TCP are called_____.',
A)'Application'
B)Session
C)Transport
D)Network
Transport'




28)'Ques.27 Atmel_____ AVR microce Arduino boards.',
A)'2-bit'
B)4-bit
C)8-bit
D)6-bit
8-bit'




29)'Ques.28 Which of these is a must for long program?',
A)'Outline'
B)Proforma
C)Personal
D)Contents
Contents'




30)'Ques.29 Which of the following is not a program management?',
A)'Time management'
B)Exercise
C)Mindfulness
D)Procrastination
Procrastination'




31)'Ques.30 Which layer of the OSI model is responsible for encryption and descryption in to IOT networks?',
A)'Physical layer'
B)Data link layer
C)Network layer
D)Presentation layer
Presentation layer'




32)'Ques.31 What is the purpose of implementing in IOT Security?',
A)'To eliminate all vulnerabilities'
B)To facilitate device discovery
C)To detect and prevent unauthorized devices
D)To ignore potential risks
detect and prevent unauthorized devices'




33)'Ques.32 API enables services portability between.',
A)'Devices'
B)Services
C)Networks
D)System
Devices'




34)'Ques.33 Which one of the following is not a part of the Relay',
A)'VCC'
B)INO
C)INI
D)GND
VCC'




35)'Ques.34 Which amongst the following specifically being used for convert parallel and from parallel to serial.',
A)'Registers'
B)Counters
C)Times
D)Microcontroller
Registers'




36)'Ques.35 The maximum frequency, which force balance tilt sensor_______.',
A)'100 Hz'
B)1000 Hz
C)10000 Hz
D)100000 Hz
100 Hz'




37)'Ques.36 The MQ135 sensor is primarily used for detecting levels of which gas?',
A)'Carbon monoxide (CO)'
B)Carbon dioxide (CO2)
C)Methane (CH4)
D)Oxygen(O2)
Carbon monoxide (CO)'




38)'Ques.37 Which security measure is essential for protect devices from unauthorized access?',
A)'Strong authentication mechanisms'
B)Encryption of data transmission
C)Regular software updates
D)All of the above
All of the above'




39)'Ques.38 Which of the following is a building the IOT?',
A)'Wi-Fi routers'
B)Smartphones
C)Cloud computing
D)Microwave ovens
Cloud computing'




40)'Ques.39 When choices are given, it is easier to identify actual ones. A multiple choice a good example of_______.',
A)'Déjà vu'
B)recognition
C)relearning
D)recall
recognition'




41)'Ques.40 MOS APS sensor is abbreviated as_________.',
A)'MOS Active Pixel Sensor'
B)MOS Actual Pixel Sensor
C)MOS Active Peak Sensor
D)MOS Actual Peak Sensor
MOS Active Pixel Sensor'




42)'Ques.41 Which soft skill is crucial for effectively com Complex IOT concepts to non-technical stakehold?',
A)'Creativity'
B)Active listening
C)Interpersonal skills
D)Clear and concise communication
Clear and concise communication'




43)'Ques.42 MQ135 sensor is used to_______.',
A)'Detect air quality.'
B)Level of noise pollution.
C)Detect heartbeat
D)Measure the intensity of light
Detect air quality.'




44)'Ques.43 Which parameter in Pin.IN module reason value from a digital pin',
A)'RD_UP'
B)PULL_UP
C)Pin.Read.In
D)PIN_READ
RD_UP'




45)'Ques.44 How many parameters may need to function/object of Liquid Crystal daiode?',
A)'3'
B)6
C)9
D)1
6'




46)'Ques.45 Which of the following method swapping in the embedded system?',
A)'Time slice'
B)RMS
C)Cooperative multitasking
D)Pre-emptive
Cooperative multitasking'




47)'Ques.46 Which type of signal do analog pins on the Arduino board handle?',
A)'Digital(0 or 1)'
B)Continuous voltage levels
C)Only binary values
D)Pulse signals only
Continuous voltage levels'




48)'Ques.47 Which of the following is an example of an IOT device that has no direct connection to the internet?',
A)'A smart speaker'
B)A smartwatch
C)A smart thermostat
D)A temperature sensor in a factory
A temperature sensor in a factory'




49)'Ques.48 Through which network does Open manage registration, deployment.',
A)'GSN'
B)X – GSN
C)HTTP
D)LSM
HTTP'




50)'Ques.49 Which sensor is used to detect proximity on obstacle in the Arduino platform?',
A)'LDR sensor'
B)IR sensor
C)DHT sensor
D)MQ135 sensor
IR sensor'




51)'Ques.50 Which of the following is not a main element?',
A)'People'
B)Process
C)Security
D)Things
Security'




52)'Ques.51 What is the typical programming language used for microcontroller programming?',
A)'HTML'
B)C/C++
C)SQL
D)Python
C/C++'




53)'Ques.52 Sensors can be connected in_______ ways.',
A)'1'
B)2
C)3
D)4
2'




54)'Ques.53 What is the bootloader in the Arduino',
A)'A piece of code'
B)Initiatecs the sketch
C)Stored in the memory space
D)All of these
All of these'




55)'Ques.54 Which is the lowest layer of IOT architect.',
A)'Smart Devices'
B)Cloud
C)Firmware
D)Gateway
Smart Devices'




56)'Ques.55 Important considerations in rehearsing a program are____________.',
A)'Timing and pace'
B)Audience
C)Food and beverages
D)Attire
Timing and pace'




57)'Ques.56 __________ what conveys messages through body actions.',
A)'Gesture'
B)Stress
C)Attitude
D)Personality
Gesture'




58)'Ques.57 How many types of Arduino?',
A)'4'
B)8
C)12
D)16
4'




59)'Ques.58 The HC-05 Bluetooth module can be configured as:',
A)'Slave mode'
B)Master mode
C)Both Slave and Master mode
D)None of the above
Both Slave and Master mode'




60)'Ques.59 What is the primary function of a PIR sensor (Passive Infrared) ?',
A)'Detect light intensity'
B)Detect motion or presence
C)Measure temperature
D)Measure acceleration
Detect motion or presence'


61)'Ques.60 Which of the following is an example of a IOT device?',
A)'Controlling the temperature in a room'
B)Streaming video content
C)Generating sound waves
D)Printing documents
Controlling the temperature in a room'




62)'Ques.61 Which of the following is not a commonly used IOT?',
A)'Amazon Web Services IOT Core'
B)Microsoft Office 365
C)Google Cloud IOT
D)IBM Watson IOT Platform
Microsoft Office 365'




63)'Ques.62 How Can setting goals contribute to personality development?',
A)'By boosting self-discipline and motivation'
B)By increasing financial success
C)By improving memory and cognitive abilities
D)By enhancing physical strength
By boosting self-discipline and motivation'




64)'Ques.63 The single piconet formed by:',
A)'One slave and one master'
B)One slave and multiple masters
C)Multiple slaves and one master
D)Multiple slaves and multiple masters
One slave and one master'




65)'Ques.64 Which IOT block contains the MCU or chip?',
A)'Control units'
B)Senssor
C)PDU’s
D)Firmware
Control units'




66)'Ques.65 Which microcontroller family is commonly used in industrial IOT applications due to in robustness, real-time capabilities, and extensive peripheral support?',
A)'STM32'
B)Raspberry Pi
C)Arduino
D) ESP32
STM32'




67)'Ques.66 What is the main problem employers with finding graduates with the right soft skills?',
A)'A lack of hard skills in the job market'
B)A lack of interest in the topic
C)A lack of soft skills in the job market
D)A lack of worldwide organizations investing in this field
A lack of soft skills in the job market'




68)'Ques.67 Which of the following is not a feature of a microcontroller?',
A)'Low power consumption'
B)Small size
C)High memory capacity
D)High processing speed
High memory capacity'




69)'Ques.68 Which of the following is a commonly used protocol for interfacing a microcontroller with an LCD?',
A)'12C (Inter-Integrated Circuit)'
B)SPI (Serial Peripheral Interface)
C)UART (Universal Asynchronous Receiver-Transmitter)
D)GPIO (General Purpose Input/Output)
GPIO (General Purpose Input/Output)'




70)'Ques.69 A real or perceived threat or challenge that causes the produce a response is a(n)_____.',
A)'Frustration'
B)Phobia
C)Injury
D)Stressor
Stressor'




71)'Ques.70 When interfacing 4x4 keypad with an Arduino, how many digital pins are typically needed to use all key presses?',
A)'2'
B)4
C)8
D)16
8'




72)'Ques.71 What will happen if we supply a voltage of 25V to PIR sensor?',
A)'Damage is caused'
B)Sensor will work fine
C)Sensor will not respond for the time coltage applier
D)Sensor will function normally
Damage is caused'




73)'Ques.72 Which of the following is an attribute of effective presentation skills?',
A)'Clarity'
B)Verbosity
C)Monotony
D)Ambiguity
Clarity'




74)'Ques.73 Which cyber threats is a stand-alone malware program itself from one computer to another, often Internet?',
A)'Rootkit'
B)Trojan Horse
C)Worm
D)Virus
Worm'




75)'Ques.74 What is the most common security threat faced by IOT device?',
A)'Physical damage'
B)Overheating
C)Manufacturing defects
D)Distributed Denial of Service (DDoS) attacks
Distributed Denial of Service (DDoS) attacks'




76)'Ques.75 Which IOT architecture model separates management and data processing?',
A)'Centralized'
B)Decentralized
C)Distributed
D)Hybrid
Centralized'




77)'Ques.76 An ultrasonic sensor has a maximum range a resolution of 1 cm. What is the minimum distance?',
A)'1cm'
B)2cm
C)3cm
D)4cm
1cm'




78)'Ques.77 Bluetooth Module operates in the_______ frequently.',
A)'245GHz'
B)2.45GHZ
C)24.5GHz
D)0.24GHz
2.45GHZ'




79)'Ques.78 What is the full form of GSN?',
A)'General Sensor Network'
B)Global Sensor Network
C)General Sensor Node
D)Global Sensor Node
Global Sensor Network'




80)'Ques.79 A microcontroller sometimes abbreviated as______.',
A)'uC'
B)uC
C)MCU
D)All of the above
All of the above'


81)'Ques.80 Which sensor typically uses a diagram and strain gage bridge to detect and measure the force exerted against a unit area?',
A)'Proximity Sensor'
B)Moisture Sensor
C)Pressure Sensor
D)Ultrasonic Sensor
Pressure Sensor'




82)'Ques.81 Which of the following is NOT a characteristic of IOT devices?',
A)'Connectivity'
B)Automation
C)Manual Operation
D)Scala bility
Manual Operation'




83)'Ques.82 What is feedback control?',
A)'Control based on the output of a system'
B)Control based on the input to a system
C)Control based on the difference between the input and output of a system
D)Control based on the integral of the input and output of a system
Control based on the output of a system'




84)'Ques.83 Almost all statement written in Arduino language________.',
A)'Comma(,)'
B)Colon(:)
C)Semicolon(;)
D)Fullstop(.)
Semicolon(;)'




85)'Ques.84 It is desired to change the name of a text file from abc.txt to xyz.txt, where abc.txt is the old name and xyz.txt is the changed name. Which of the following you will use to do so?',
A)'Import os module and use following instruction: os.rename(“abc.txt”, “xyz.txt”)'
B)Import os module and use following instruction: os.change(“abc.txt”, “xyz.txt”)
C)Import os module and use following instruction: os.rename(“xyz.txt”, “abc.txt”)
D)Import os module and use following instruction: os.change(“xyz.txt”, “abc.txt”)
Import os module and use following instruction: os.rename(“abc.txt”, “xyz.txt”)'




86)'Ques.85 A microcontroller has a clock frequency What is the period of the clock signal?',
A)'16 ns'
B)62.5 ns
C)125 ns
D)250 ns
62.5 ns'




87)'Ques.86 What is a lint?',
A)'C compiler'
B)Interactive debugger
C)Analyzing tool
D)C interpreter
Interactive debugger'




88)'Ques.87 How to terminate an infinite loop in embedded C?',
A)'End'
B)Exit
C)Break
D)Abort
Break'




89)'Ques.88 Which of the following method swapping in the embedded system?',
A)'Time slice'
B)RMS
C)Cooperative multitasking
D)Pre-emptive
Time slice'




90)'Ques.89 Which security measure is essential for protocol devices from unauthorized access?',
A)'Strong authentication mechanisms'
B)Encryption of data transmission
C)Regular software updates
D)All of the above
All of the above'




91)'Ques.90 Which IOT architecture model seprates management and data processing?',
A)'Centralized'
B)Decentralized
C)Distributed
D)Hybrid
Decentralized'




92)'Ques.91 Which IOT block contains the MCU or chip?',
A)'Control units'
B)Sensor
C)PDU’s
D)Firmware
Control units'




93)'Ques.92 Which type of signal do analog pins of',
A)'Digital(0 or 1)'
B)Continuous voltage levels
C)Only binary values
D)Pulse signals only
Continuous voltage levels'




94)'Ques.93 Which of the following is a commonly used protocol for interfacing a microcontroller with an LCD?',
A)'12C (Inter-Integrated Circuit)'
B)SPI (Serial Peripheral Interface)
C)UART (Universal Asynchronous Receiver-Transmitter)
D)GPIO (General Purpose Input/Output)
12C (Inter-Integrated Circuit)'




95)'Ques.94 Which microcontroller family is commonly used in industrial IOT applications due to robustness, real-time capabilities, and extensive peripheral support?',
A)'STM32'
B)Raspberry Pi
C)Arduino
D)ESP32
STM32'




96)'Ques.95 How can setting contribute to personality developer?',
A)'By boosting self-discipline and motivation'
B)By increasing financial success
C)By improving memory and cognitive abilities
D)By enhancing physical strength
By boosting self-discipline and motivation'




97)'Ques.96 What is the most common security threat faced by IOT devices?',
A)'Physical damage'
B)Overheating
C)Manufacturing defects
D)Distributed Denial of Service (DDos) attacks
Distributed Denial of Service (DDos) attacks'




98)'Ques.97 Common Gateway interface is used for',
A)'Stream video'
B)Generate web pages
C)Generate executable files from web content by web server
D)None of the above
Generate executable files from web content by web server'




99)'Ques.98 Which is not true about session storage objects:',
A)' The object is valid for only a single session'
B)No expiry is there for stored data
C)The object is immediately deleted upon closing the window
D)SetItem() and getItem() methods can be used to set and receive data
No expiry is there for stored data'




100)'Ques.99 How many characters can be written with 1 kilobyte?',
A)'1000'
B)1024
C)1048
D)None of the above
1024'




101)'Ques.100 Which property would you use to check if a required input field in a form is empty?',
A)'Element.value====”'
B)Element.checkValidity()
C)Element.checkValidity.valueMissing
D)Element.isEmpty
Element.value====””'




ये सभी प्रश्न 2026 जनवरी में पूछे गए हैं किसी प्रश्न में समस्या के लिए टिप्पणी करें, प्रश्न का समाधान देखने के लिए यूट्यूब LUCKYTECH.COM पर देखें

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