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WorksheetsEmbedded Systems & IoT
Total questions: 105
Worksheet time: 2hrs 45mins
Name
Class
Date
1.
Embedded system is also called as ________
a)
Dedicated system
b)
Multi task system
c)
General system
d)
All the given option
2.
What are the two types of systems- the Real time systems is categorized?
a)
Soft real time
b)
hard real time
c)
a & b
d)
None of the given
3.
Some specific work has to be done in a specific time period- What are such syatems called as?
a)
Stand-alone
b)
Real time
c)
Network system
d)
Mobile system
4.
What are the inbuilt components does an embedded system has?
a)
µP or µC
b)
Memory
c)
I/O Device
d)
All the given option
5.
What can be the CPU of an embedded system?
a)
µC
b)
µp
c)
DSP
d)
All the given option
6.
In which real time systems- missing dead lines may lead to a catastrophic failure of system?
a)
Soft real time
b)
hard real time
c)
Multi tasking system
d)
Networking system
7.
Which unit fetches the instruction from memory- decodes them and executes them?
a)
Memory unit
b)
Execution unit
c)
Control unit
d)
ALU
8.
An embedded system is a combination of _______-
a)
Software
b)
Hardware
c)
Both a and b
d)
Devices
9.
Which of the following are hardware components of an embedded system?
a)
Computer processor
b)
Device peripherals
c)
Computer memory
d)
All the given option
10.
Which of the following is not the hardware components of an embedded system?
a)
Linker
b)
Loader
c)
Loader
d)
All the given option
11.
Which of the following are the embedded components of plug in based card?
a)
Memory
b)
Power supply
c)
External interfaces
d)
All the given option
12.
Which of the following are current embedded system being used in modern technology?
a)
Microprocessors
b)
Micro controllers
c)
DSP processors
d)
All the given option
13.
Which of the following designed system factors are minimized for an embedded application?
a)
Cost
b)
Size
c)
Performance
d)
Both a and b
14.
WHAT IS THE USE OF ESP8266 NODE MCU
a)
MONITOR MOTION
b)
EVALUATE AIR PRESSURE
c)
NETWORK PROVIDER
d)
SWITCHES CIRCUIT
15.
WHAT IS THE OPERATING VOLTAGE OF NODMCU ESP8266
a)
44625
b)
5
c)
44623
d)
44654
16.
WHAT IS THE OPERATING FREQUENCY OF NODEMCU 8266-
a)
0 -20MHz
b)
20MHz
c)
80MHZ TO 160MHz
d)
30MHz
17.
HOW MANY GPIO PINS ARE PRESENT IN ESP8266
a)
12
b)
10
c)
16
d)
40
18.
WHAT IS THE USE OF TX PIN INESP8266-
a)
UPLOAD
b)
DOWNLOAD
c)
GROUND
d)
POWER PIN
19.
WHAT KIND OF DEVICEIS THE ESP8266-
a)
PASSIVE SENSOR
b)
ACTIVE SENSOR
c)
NETWORKING DEVICE
d)
All the given option
20.
IOT STANDS FOR
a)
INTERNET OF THINGS
b)
INTERNET OF TOUCH
c)
INTERNET OF TRIGGER
d)
All the given option
21.
HOW MANY ANALOG PIN PRESENT IN ESP8266
a)
3
b)
2
c)
1
d)
4
22.
-NODEMCU 8266 HAS ___ NO- OF UART
a)
3
b)
2
c)
4
d)
1
23.
THE SIZE OF FLASH PROGRAM MEMORY AVAILABLE IN NODE MCU8266 IS___-
a)
20MB
b)
8MB
c)
12MB
d)
4MB
24.
The microcontroller used in NODE MCU is
a)
PIC 16
b)
PIC18
c)
ESP8266
d)
ATmega328
25.
The operating voltage of NODE MCU is
a)
5v
b)
3-3v
c)
4v
d)
4-5v
26.
What is the use of the ESP8266 wifi module
a)
Monitors Motion
b)
Evaluates air pressure
c)
network provider
d)
switches circuits
27.
How many pins are present in the ESP8266 Wifi module
a)
12
b)
10
c)
8
d)
50
28.
The fullform of IDE is
a)
Integrated Development Environment
b)
integrated development enable
c)
integrated design environment
d)
none of the above
29.
The operating voltage for arduino uno is
a)
5v
b)
3-3v
c)
4v
d)
4-5v
30.
Arduino IDE uses a simplified version of _____programming language
a)
PYTHON
b)
C PROGRAMMING
c)
JAVA
d)
none of the above
31.
The microcontroller used in NODE MCU is
a)
PIC 16F877A
b)
PIC18
c)
ESP8266
d)
ATmega328
32.
The variables which are declared inside the function or a block is called ___________
a)
local variables-
b)
formal variables
c)
global variables-
d)
none of the above
33.
The variables which are declared in the definetion of function parameters is called ___________
a)
local variables-
b)
formal variables
c)
global variables-
d)
none of the above
34.
The variables which are declared outside of all the function is called ___________
a)
local variables-
b)
formal variables
c)
global variables-
d)
none of the above
35.
An extensive system in C used for declaring variables or functions of different types
a)
Data types
b)
variables
c)
codes
d)
constants
36.
The void keyword is used only in _________________
a)
inside the loop
b)
function declarations
c)
for return
d)
all of the above
37.
The unit of code that is uploaded to and run on an Arduino board is called as
a)
structure
b)
sketch
c)
function
d)
variable
38.
The void setup() function is used to
a)
initialize the variables- pin modes- start using libraries- etc
b)
loops consecutively
c)
both a) & b)
d)
none of the above
39.
The void loop() function is used to
a)
initialize the variables- pin modes- start using libraries- etc
b)
loops consecutively
c)
both a) & b)
d)
none of the above
40.
What is the use of the tx pin ?
a)
upload
b)
download
c)
ground
d)
power pint
41.
The fullform of IDE is
a)
Integrated Development Environment
b)
integrated development enable
c)
integrated design environment
d)
none of the above
42.
The operating voltage for arduino uno is
a)
5v
b)
3-3v
c)
4v
d)
4-5v
43.
Arduino IDE uses a simplified version of _____programming language
a)
PYTHON
b)
C PROGRAMMING
c)
JAVA
d)
none of the above
44.
The microcontroller used in NODE MCU is
a)
PIC 16F877A
b)
PIC18
c)
ESP8266
d)
ATmega328
45.
The variables which are declared inside the function or a block is called ___________
a)
local variables-
b)
formal variables
c)
global variables-
d)
none of the above
46.
The variables which are declared in the definetion of function parameters is called ___________
a)
local variables-
b)
formal variables
c)
global variables-
d)
none of the above
47.
The variables which are declared outside of all the function is called ___________
a)
local variables-
b)
formal variables
c)
global variables-
d)
none of the above
48.
An extensive system in C used for declaring variables or functions of different types
a)
Data types
b)
variables
c)
codes
d)
constants
49.
The void keyword is used only in _________________
a)
inside the loop
b)
function declarations
c)
for return
d)
all of the above
50.
The unit of code that is uploaded to and run on an Arduino board is called as
a)
structure
b)
sketch
c)
function
d)
variable
51.
The void setup() function is used to
a)
initialize the variables- pin modes- start using libraries- etc
b)
loops consecutively
c)
both a) & b)
d)
none of the above
52.
The void loop() function is used to
a)
initialize the variables- pin modes- start using libraries- etc
b)
loops consecutively
c)
both a) & b)
d)
none of the above
53.
How many voltage levels are present when a pin uses digitalWrite()?
a)
1
b)
2
c)
3
d)
4
54.
Can the digitalWrite() function be used from any analog pin?
a)
No- it cannot
b)
Yes- it can- but only on certain Arduino Boards
c)
Yes- it can
d)
Yes- it can- but only through certain pins
55.
What is the numeric base of the math operations performed in binary?
a)
1
b)
2
c)
3
d)
4
56.
What type of signal does the analogWrite() function output?
a)
Pulse Width Modulated Signal
b)
Pulse Code Modulated Signal
c)
Pulse Amplitude Modulated Signal
d)
Frequency Modulated Signal
57.
Can the analogRead() function be used from any digital pin?
a)
No- it cannot
b)
Yes- it can- but only on certain Arduino Boards
c)
Yes- it can
d)
Yes- it can- but only through certain pins
58.
How many arguments does the shiftOut() function require?
a)
1
b)
2
c)
3
d)
4
59.
What is the name for the library to manipulate data in and out of the EEPROM of the Arduino Board?
a)
EEPROM-h
b)
eeprom-h
c)
Eeprom-h
d)
eepROM-h
60.
What is the use of the Ethernet library?
a)
To connect the Arduino to Bluetooth
b)
To connect the Arduino to Wi-Fi
c)
To connect the Arduino to Li-Fi
d)
To connect the Arduino to Ethernet
61.
What is the maximum number of arguments that the pulseIn() function accepts?
a)
1
b)
2
c)
3
d)
4
62.
Can the digitalRead() function identify analog voltages?
a)
Yes- it can
b)
No- it cannot
c)
Yes- it can but only 2
d)
Yes- it can but only 4
63.
pull-up resistor and with the button unpressed logic state will?
a)
logic state ON
b)
logic OFF
c)
no change
d)
logic state varry
64.
What is the resolution of analog readings on the Arduino Uno?
a)
5V/1023
b)
3-3V/1024
c)
5V/1024
d)
3-3V/100
65.
What is the use of the analogReference() function?
a)
To change the digital signal reference value
b)
To change the analog signal reference value
c)
To print the analog signal reference voltage
d)
To print the digital signal reference voltage
66.
On which of the following Arduino Boards does the analogReadResolution() function not work?
a)
Arduino Zero
b)
Arduino MKR Vidor 4000
c)
Arduino Due
d)
Arduino Uno
67.
What happens to the output if the analogReadResolution() function is invoked with a resolution higher than the board’s ADC can physically handle?
a)
The output is padded with zeros
b)
The output is not obtained as an error is thrown during compile time
c)
The output is not obtained as an error is thrown during run time
d)
The output is padded with ones
68.
How many arguments does the analogRead() function have?
a)
1
b)
2
c)
3
d)
4
69.
What is the return type for the shiftOut() function?
a)
double
b)
null
c)
long
d)
int
70.
How many Analog Inputs does Arduino Uno R3 has?
a)
3
b)
4
c)
5
d)
6
71.
What is the maximum operating voltage of the Arduino
a)
20V
b)
19V
c)
5V
d)
3-3V
72.
What is the operating frequency of the arduino UNO board
a)
20MHZ
b)
16 MHz
c)
6MHz
d)
10MHz
73.
What is the full form of UART?
a)
Universal Asynchronous Receiver/Transmitter
b)
Universal Anti-Rectifying Transmitter
c)
Universal Asynchronous Radio Transmitter
d)
Universal Asynchronous Rectifier Transistor
74.
In Serial Communications- how many sections is a data packet divided into?
a)
1
b)
2
c)
3
d)
4
75.
What is the maximum number of arguments does the find() function accept?
a)
1
b)
2
c)
3
d)
4
76.
How many parameters does the flush() function accept?
a)
0
b)
1
c)
2
d)
3
77.
What is the default time limit that is set automatically if no value is passed as the limit to the setTimeout() function?
a)
100 milliseconds
b)
1500 milliseconds
c)
1000 milliseconds
d)
2432 milliseconds
78.
IoT stands for
a)
Internet Of Things
b)
Industrial Of Things
c)
Internet Of Trends
d)
International Of Trends
79.
An IoT can:
a)
Can connect to the Internet
b)
Talk with other devices
c)
Collect and send data to the servers
d)
All of the above
80.
_____ is an advanced automation and analytics system which deals with artificial intelligence- sensor- networking- electronic- cloud messaging etc- to deliver complete systems for the product or services-
a)
VLSI
b)
Internet Of Things
c)
Data processing
d)
1-0 Industrial Revolution
81.
Features of IoT include
a)
Connectivity
b)
Analyzing
c)
Integrating
d)
All of the above
82.
_____________ are the applications of IoT
a)
House
b)
Office
c)
Virtual environment
d)
All of the above
83.
In IoT- a key component that helps us collect live data from the surrounding environment-
a)
Controller
b)
Sensor
c)
Actuator
d)
None of the above
84.
___________ are the main components in IoT
a)
Cloud Computing
b)
Low power Embedded system
c)
Network Connection
d)
All of the above
85.
In IoT-a sensor output can be connected to cloud by means of
a)
Mobile
b)
Satellite
c)
WiFi
d)
All of the above
86.
The output is generally a signal that is converted to __________
a)
Human-Readeable format
b)
Sinewave
c)
Analog signals
d)
Digital Signals
87.
All sensors are primarily classified into ____and ____
a)
Analog
b)
Digital
c)
Both a & b
d)
None Of These
88.
Gyroscope- RFID is an Example of
a)
Protocol
b)
Actuator
c)
Sensor
d)
Software
89.
The stage 1 of IoT Architecture is commonly
a)
Cloud
b)
Sensor
c)
Data canter
d)
Edge IT
90.
_____is an example of high-speed Gateways and Networks to transfer the data coming from sensors-
a)
LAN
b)
Temperatue Sensor
c)
Transducer
d)
Hardware
91.
Data analysis- management of device and security controls is provided by-
a)
Actuator
b)
Sensor
c)
Data center
d)
LAN
92.
____in the IoT Architecture is the hardware and software gateways that analyze and pre-process the data before transferring it to the cloud-
a)
Edge IT
b)
Sensor
c)
Actuator
d)
LAN
93.
How many layers in the Architecture of IoT?
a)
7
b)
5
c)
3
d)
4
94.
In the IoT Architecture -all physical devices are present in which layer?
a)
Layer 1
b)
Layer 2
c)
Layer 3
d)
Layer 4
95.
In the IoT Architecture -all type of connectivity are present in which layer?
a)
Layer 1
b)
Layer 2
c)
Layer 3
d)
Layer 4
96.
In the IoT Architecture -information interpretation occurs in the layer
a)
Layer 3
b)
Layer 4
c)
Layer 5
d)
Layer 6
97.
In the IoT Architecture -Data abstraction provided in which layer?
a)
Layer 3
b)
Layer 4
c)
Layer 5
d)
Layer 6
98.
How many numbers of the element in the open IoT architecture?
a)
Four elements
b)
Five elements
c)
Six elements
d)
Seven elements
99.
Which of the following is the way in which an IoT device is associated with data?
a)
Internet
b)
Cloud
c)
Automata
d)
Network
100.
Which of the following IoT networks has a very short range?
a)
Short Network
b)
LPWAN
c)
SigFox
d)
Short-range Wireless Network
101.
IIoT stands for
a)
Input Internet Of Things
b)
Industrial Internet Of Things
c)
Inter Internet Of Things
d)
Internal Internet Of Things
102.
_______uses interconnected smart sensors and edge technology in industrial settings- such as manufacturing- energy- facilities-management- etc- to help businesses run smoothly and utilize data to improve operations-
a)
Industrial Revolution 1-0
b)
Industrial Revolution 2-0
c)
Industrial Revolution 3-0
d)
Industrial IoT
103.
_____ is the use of smart sensors and actuators to enhance manufacturing and industrial processes-
a)
Industrial IoT
b)
Industrial Revolution 1-0
c)
Industrial Revolution 2-0
d)
Industrial Revolution 3-0
104.
Applications of IIoT include
a)
Inventory Management
b)
Smart Packaging
c)
Digital Industries
d)
All of the above
105.
Advantages of IIoT include
a)
Enhanced safety
b)
Smart Metering
c)
Predictive Maintenance
d)
All of the above
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