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WorksheetsES & IOT
Total questions: 100
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
What is the range of numbers you can store in a variable of type byte?
a)
-128 to 127
b)
0 to 9
c)
0 to 65535
d)
0 to 4294967295
2.
___________ are the main components in IOT
a)
Low power embedded systems
b)
Cloud computing
c)
Availability of big data, networking connection
d)
All of the above
3.
Which one out of these is not a data link layer technology in IOT?
a)
WiFi
b)
UART
c)
HTTP
d)
Bluetooth
4.
Which of the following is false about IoT devices?
a)
IoT devices use the internet for collecting and sharing data
b)
IoT devices need microcontrollers
c)
IoT devices use wireless technology
d)
IoT devices are completely safe
5.
How many layers are in IoT architecture?
a)
3
b)
5
c)
7
d)
9
6.
What is IIOT?
a)
Information Internet of Things
b)
Industrial Internet of Things
c)
Innovative Internet of Things
d)
none of the bove
7.
_____________ are the applications of IOT
a)
House
b)
Office
c)
Environmental
d)
All of the above
8.
Which of the following is false?
a)
APIs are glue
b)
SOA components not loosely coupled
c)
Kapua also provides a core integration framework.
d)
None of the above
9.
Which one is an example for M2M?
a)
Remote monitoring
b)
Smart cities
c)
Smart agricultural
d)
All of the above
10.
_______ are the devices that are able to emit, accept and process data over the network.
a)
Sensor
b)
Actuator
c)
Data acquisition
d)
Cloud computing
11.
What language is the Arduino IDE built on?
a)
Java
b)
HTML
c)
C/C++
d)
Python
12.
What type of signal does the analogWrite() function output?
a)
Pulse Code Modulated Signal
b)
Frequency Modulated Signal
c)
Pulse Width Modulated Signal
d)
Pulse Amplitude Modulated Signal
13.
What is the correct execution process of an Arduino code?
a)
Editor->Preprocessor->Compiler
b)
Preprocessor->Editor->Compiler
c)
Compiler->Preprocessor->Editor
d)
Editor->Compiler->Preprocessor
14.
Which is standalone system.
a)
Modem
b)
Computer
c)
Router
d)
Automobile
15.
What is the operating voltage of Atmega328?
a)
1.9V to 5V
b)
1.8V to 5.5V
c)
1.1V to 5V
d)
12V to 9V
16.
What is the use of the ESP8266 WiFi Module?
a)
Network Provider
b)
Switches circuits
c)
Evaluates air pressure
d)
Monitors Motion
17.
What is the use of the Ethernet library?
a)
To connect the Arduino to Ethernet
b)
To connect the Arduino to Li-Fi
c)
To connect the Arduino to Bluetooth
d)
To connect the Arduino to Wi-Fi
18.
Which of the following sensors can be used with ESP8266?
a)
MPU 6050
b)
BMP 280
c)
HC-05
d)
All of these
19.
How many pins are in NODE MCU?
a)
15
b)
30
c)
40
d)
16
20.
What is the required voltage of ESP8266?
a)
3.3
b)
5.1
c)
12
d)
24
21.
Some specific work has to be done in a specific time period in embedded system is called
a)
Stand alone system
b)
Real time system
c)
Mobile system
d)
Network information system
22.
The _______ is the heart of the embedded hardware architecture.
a)
Devices
b)
ROM
c)
RAM
d)
CPU
23.
CPU of an embedded system can be __________
a)
Microcontroller
b)
Microprocessor
c)
DSP
d)
All the above
24.
Process control, automobiles, consumer electronics are under which category in embedded system.
a)
Stand alone system
b)
Real time system
c)
Mobile system
d)
Network information system
25.
_______ reducing is the one of important aspect in embedded system
a)
Devices
b)
ROM
c)
RAM
d)
Power
26.
Which layer is used for wireless connection in IoT devices?
a)
Application layer
b)
Network layer
c)
Data link layer
d)
Transport layer
27.
Which of the model involves the special types of services that users can access on a Cloud Computing platform?
a)
Service
b)
Planning
c)
Deployment
d)
Application
28.
Which of the following is not a sensor in IoT?
a)
BMP280
b)
DHT11
c)
Photoresistor
d)
LED
29.
In M2M the communication type is ________
a)
POINT TO POINT
b)
MULTI POINT
c)
SINGLE
d)
ANY OF THE ABOVE
30.
________ in the IoT Architecture is the hardware and software gateways that analyze and pre-process the data before transferring it to the cloud.
a)
Data center
b)
Edge IT
c)
Gateways
d)
Data Acquisition
31.
What is the microcontroller used in Arduino UNO?
a)
ATmega32114
b)
AT91SAM3x8E
c)
ATmega2560
d)
ATmega328p
32.
Which is the software or a programming language used for controlling of Arduino?
a)
Assembly Language
b)
C Languages
c)
JAVA
d)
Any Language
33.
Arduino Codes are referred to as ________ in the Arduino IDE.
a)
sketches
b)
drawings
c)
links
d)
notes
34.
What is the difference between an IDE and a compiler?
a)
The compiler executes the code while the IDE gives a graphical environment for writing the code
b)
The compiler links the code to the respective files and the IDE takes it from there
c)
The compiler and the IDE are the same thing
d)
The IDE executes the code while the compiler gives a graphical environment for writing the code View Answer
35.
What is the use of the TX pin?
a)
upload
b)
download
c)
ground
d)
power input
36.
Which is the pin number of inbuilt LED in the NODEMCU
a)
1
b)
10
c)
13
d)
15
37.
What kind of device is the ESP8266 WiFi Module?
a)
Passive Sensor
b)
Active Sensor
c)
Networking Device
d)
Switching Device
38.
The System embedded together for dedicated application is called as _________
a)
Control system
b)
Embedded system
c)
computer system
d)
None
39.
In systems, some specific work has to be done in a specific time period are called _______systems
a)
Stand alone
b)
Real time
c)
Network system
d)
Mobile system
40.
Embedded System in which some specific work has to be done in a specific time period are called ________.
a)
Stand alone embedded system
b)
Real time embedded system
c)
Hard Real time embedded system
d)
embedded system
41.
In the embedded system, the following resource will not be present
a)
ROM
b)
RAM
c)
Secondary storage
d)
FLASH
42.
The operating system consist of _______
a)
Kernel
b)
Device manager
c)
Network protocol system
d)
All the above
43.
Standard ports of MQTT are __________
a)
I2C
b)
SSL
c)
USART
d)
TCP/IP
44.
Which one is not an element of IoT?
a)
People
b)
Process
c)
Security
d)
Things
45.
The IOT is a ___________ based technology
a)
Software
b)
Hardware
c)
Both a and b
d)
None of the above
46.
What is the sensor/protocol used in GSN?
a)
HTTP protocol
b)
CoAP protocol
c)
MQTT protocol
d)
XMPP protocol
47.
How many times does the setup() function run on every startup of the Arduino System?
a)
4
b)
5
c)
2
d)
1
48.
What language is a typical Arduino code based on?
a)
Assembly Code
b)
Python
c)
Java
d)
C/C++
49.
Missile embedded system for security is a example of ________
a)
Stand alone system
b)
Real time system
c)
Hard real time system.
d)
Soft real time system
50.
What is the allowable external regulated supply which can be provided to the ESP8266 through Vin?
a)
12V
b)
5V
c)
3.3V
d)
9V
51.
The_______unit fetches the instruction from memory, decodes them and executes them
a)
Memory unit
b)
Execution unit
c)
Control unit
d)
ALU
52.
Embedded system can be defined as ___________ that does a specific focussed job
a)
Motor
b)
Computing device
c)
Microprocessor
d)
Microcontroller
53.
What is Arduino?
a)
Programming language
b)
Image editing software
c)
Open-source electronics platform
d)
Text editor
54.
CoAP provides which of the following requirements?
a)
Multicast support and simplicity
b)
Low overhead and multicast support
c)
Simplicity and low overhead
d)
Multicast support, Low over head, and simplicity
55.
Which layer is CoAP?
a)
Control layer
b)
Transport layer
c)
Service layer
d)
Application layer
56.
Choose the input device
a)
Sensor
b)
Actuator
c)
NODEMCU
d)
Cloud computing
57.
Which is the 1st layer of IoT system?
a)
Application
b)
Physical Devices
c)
Data Accumulation
d)
Data Analysis
58.
What is the full form of EEPROM?
a)
Electrically Encoded Programmable Read Only Memory
b)
Electrically Encoded Programmable Read Only Memory
c)
Electrically Erasable Programmable Read Only Memory
d)
Electronic Embedded Programmable Read Only Memory
59.
What is the use of the Vin pin present on some Arduino Boards?
a)
To ground the Arduino Board
b)
To power the Arduino Board
c)
To provide a 5V output
d)
Is used for plugging in 3V supply
60.
What is the type of waves that the ESP8266 WiFi Module detects?
a)
Infrared Signal
b)
Radio Signal
c)
DC Signal
d)
Hybrid Signal
61.
How to provide the voltage to the NODEMCU?
a)
Through micro USB
b)
VOLTAGE REGULATOR
c)
Using USB port
d)
12 V Adapter
62.
The _______ system take input, process them and produces the desired output.
a)
Stand alone system
b)
Real time system
c)
Mobile system
d)
Network information system
63.
Real time systems are categorized as ______systems &______ systems
a)
Soft real time
b)
Hard real time
c)
a & b
d)
None
64.
In _______ real time systems, missing dead lines may lead to a catastrophic failure
a)
Soft real time
b)
Hard real time
c)
Multi tasking system
d)
Networking system
65.
Which is the hard Real time system?
a)
ECG Machine
b)
Missile
c)
Computer
d)
Internet
66.
The software residing on the memory chip is also called as______
a)
BIOS
b)
Program
c)
Firm ware
d)
RAM
67.
What mode should we put the Arduino pin to, in order for object detection to work with the Ultrasonic Sensor?
a)
TDM
b)
PCM
c)
Analog
d)
Digital
68.
MQTT is mainly used for __________
a)
M2M communication
b)
Device communication
c)
Internet communication
d)
Wireless communication
69.
Which of the following is not a type of cloud?
a)
Private
b)
Public
c)
Protected
d)
Hybrid
70.
Which challenge comes when we use many devices on the same network?
a)
Security
b)
Signaling
c)
Presence detection
d)
Power consumption
71.
How many analog pins are used in Arduino Mega board?
a)
12
b)
16
c)
8
d)
14
72.
What is the use of the Arduino.h header file?
a)
It enables the programmer to access all of Arduino’s core functionality
b)
It doesn’t have any use and can be omitted at any point of time in the code
c)
It gives root access to the microcontroller’s file system
d)
It allows other people to create libraries for the Arduino code
73.
What is the optimum supply current that is required to operate the ESP8266 WiFi Module?
a)
28 A
b)
13 mA
c)
100 mA
d)
50mA
74.
While writing a code for using ESP8266 with wifi, we need to specify the SSID. What is it?
a)
Service Set Identifier
b)
It's the password of the local wifi
c)
It's the time of connection
d)
None of these
75.
Give an example of hard real time system
a)
Unix
b)
Air traffic Control
c)
windows
d)
RT linux
76.
Embedded system is also called a ________
a)
Dedicated system
b)
Multi task system
c)
General system
d)
All the above
77.
___________ are the characteristics of IOT
a)
Intelligence, scalable
b)
Security
c)
Heterogeneity
d)
All of the above
78.
What type of computing technology refers to services and applications that typically run on a distributed network through virtualized resources?
a)
Distributed Computing
b)
Cloud Computing
c)
Soft Computing
d)
Parallel Computing
79.
What will happen if we supply a voltage of 250 KV to the Vcc of the ESP 8266 Wi Fi Module
a)
Damage is caused
b)
Module will shut down
c)
Module will not respond for the time of voltage applied
d)
Module will function normally
80.
The firmware is stored in the _________ memory
a)
RAM
b)
Floppy
c)
Hard DISK
d)
ROM
81.
CoAP is a specialized _________ protocol.
a)
Web Transfer
b)
Power
c)
Application
d)
Resource
82.
How many main components IoT mainly consists of?
a)
2
b)
3
c)
4
d)
5
83.
Arduino shields are also called as _________
a)
Another Arduinos
b)
Extra peripherals
c)
Add on modules
d)
Connectivity modules
84.
Which one is the element of embedded system?
a)
Hard disk
b)
128 keys keyboard
c)
ADC
d)
CRT screen
85.
The embedded system software consisting of an operating system and the______ software.
a)
application
b)
utility
c)
semaphore
d)
None of the above
86.
Example application of embedded system in medical field is_______
a)
ECG Machine.
b)
Blood Injector
c)
Thermometer.
d)
None
87.
Which of the following protocol is used to link all the devices in the IoT?
a)
HTTP
b)
UDP
c)
Network
d)
TCP/IP
88.
What are the key components of a M2M system?
a)
Vortex DDS
b)
Smart Homes
c)
Sensors and Wi-Fi
d)
Protocols
89.
HTTP expands?
a)
HyperText Transfer Protocol
b)
HyperTerminal Transfer Protocol
c)
HyperText Terminal Protocol
d)
HyperTerminal Text Protocol
90.
How many GPIO pins are in NODE MCU?
a)
15
b)
16
c)
13
d)
10
91.
What is the full form of DHCP in IoT communication protocols?
a)
Dynamic Host Communication Protocol
b)
Domain Host Communication Protocol
c)
Dynamic Host Control Protocol
d)
Domain Host Control Protocol
92.
Without ___________ IoT devices can easily lead to catastrophe.
a)
Cloud
b)
Devices
c)
Software
d)
Management system
93.
Which of the following is not an application of IoT?
a)
Wearables
b)
Smart Grid
c)
Arduino
d)
Smart City
94.
Some specific work is completed with some tolerance of time period is known as_______
a)
Stand alone system
b)
Real time system
c)
Hard real time system.
d)
Soft real time system
95.
Example for Embedded system is__________
a)
Microwave oven
b)
Stepper motor
c)
Desktop PC
d)
Microcontroller
96.
Full form of MQTT _____
a)
Message Queuing Telemetry Transport
b)
Message Queuing Telegram Transport
c)
Message Queue Telegram Transport
d)
Message Queue Telemetry Transport
97.
CoAP is specialized in ___________
a)
Internet applications
b)
Device applications
c)
Wireless applications
d)
Wired applications
98.
The M2M is a ___________ based technology
a)
software
b)
hardware
c)
firmwere
d)
embedded system
99.
_______ is the heart of an oerating system
a)
Library
b)
File system
c)
Kernel
d)
Utlities
100.
Embedded system that are provided with network interfaces and accessed by network such as _____
a)
Stand alone embedded system
b)
Local area network
c)
networked information
d)
None
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